jasaraharja/public/assets/js/summernote.js

/**
 * Super simple wysiwyg editor v0.8.9
 * https://summernote.org
 *
 * Copyright 2013- Alan Hong. and other contributors
 * summernote may be freely distributed under the MIT license.
 *
 * Date: 2017-12-25T06:39Z
 */
(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(require('jquery')) :
        typeof define === 'function' && define.amd ? define(['jquery'], factory) :
        (factory(global.jQuery));
}(this, (function ($$1) {
    'use strict';

    $$1 = $$1 && $$1.hasOwnProperty('default') ? $$1['default'] : $$1;

    var Renderer = /** @class */ (function () {
        function Renderer(markup, children, options, callback) {
            this.markup = markup;
            this.children = children;
            this.options = options;
            this.callback = callback;
        }
        Renderer.prototype.render = function ($parent) {
            var $node = $$1(this.markup);
            if (this.options && this.options.contents) {
                $node.html(this.options.contents);
            }
            if (this.options && this.options.className) {
                $node.addClass(this.options.className);
            }
            if (this.options && this.options.data) {
                $$1.each(this.options.data, function (k, v) {
                    $node.attr('data-' + k, v);
                });
            }
            if (this.options && this.options.click) {
                $node.on('click', this.options.click);
            }
            if (this.children) {
                var $container_1 = $node.find('.note-children-container');
                this.children.forEach(function (child) {
                    child.render($container_1.length ? $container_1 : $node);
                });
            }
            if (this.callback) {
                this.callback($node, this.options);
            }
            if (this.options && this.options.callback) {
                this.options.callback($node);
            }
            if ($parent) {
                $parent.append($node);
            }
            return $node;
        };
        return Renderer;
    }());
    var renderer = {
        create: function (markup, callback) {
            return function () {
                var options = typeof arguments[1] === 'object' ? arguments[1] : arguments[0];
                var children = $$1.isArray(arguments[0]) ? arguments[0] : [];
                if (options && options.children) {
                    children = options.children;
                }
                return new Renderer(markup, children, options, callback);
            };
        }
    };

    var editor = renderer.create('<div class="note-editor note-frame panel"/>');
    var toolbar = renderer.create('<div class="note-toolbar-wrapper panel-default"><div class="note-toolbar panel-heading"></div></div>');
    var editingArea = renderer.create('<div class="note-editing-area"/>');
    var codable = renderer.create('<textarea class="note-codable"/>');
    var editable = renderer.create('<div class="note-editable" contentEditable="true"/>');
    var statusbar = renderer.create([
        '<div class="note-statusbar">',
        '  <div class="note-resizebar">',
        '    <div class="note-icon-bar"/>',
        '    <div class="note-icon-bar"/>',
        '    <div class="note-icon-bar"/>',
        '  </div>',
        '</div>'
    ].join(''));
    var airEditor = renderer.create('<div class="note-editor"/>');
    var airEditable = renderer.create('<div class="note-editable" contentEditable="true"/>');
    var buttonGroup = renderer.create('<div class="note-btn-group btn-group">');
    var dropdown = renderer.create('<div class="dropdown-menu">', function ($node, options) {
        var markup = $$1.isArray(options.items) ? options.items.map(function (item) {
            var value = (typeof item === 'string') ? item : (item.value || '');
            var content = options.template ? options.template(item) : item;
            var option = (typeof item === 'object') ? item.option : undefined;
            var dataValue = 'data-value="' + value + '"';
            var dataOption = (option !== undefined) ? ' data-option="' + option + '"' : '';
            return '<li><a href="#" ' + (dataValue + dataOption) + '>' + content + '</a></li>';
        }).join('') : options.items;
        $node.html(markup);
    });
    var dropdownButtonContents = function (contents, options) {
        return contents + ' ' + icon(options.icons.caret, 'span');
    };
    var dropdownCheck = renderer.create('<div class="dropdown-menu note-check">', function ($node, options) {
        var markup = $$1.isArray(options.items) ? options.items.map(function (item) {
            var value = (typeof item === 'string') ? item : (item.value || '');
            var content = options.template ? options.template(item) : item;
            return '<li><a href="#" data-value="' + value + '">' + icon(options.checkClassName) + ' ' + content + '</a></li>';
        }).join('') : options.items;
        $node.html(markup);
    });
    var palette = renderer.create('<div class="note-color-palette"/>', function ($node, options) {
        var contents = [];
        for (var row = 0, rowSize = options.colors.length; row < rowSize; row++) {
            var eventName = options.eventName;
            var colors = options.colors[row];
            var buttons = [];
            for (var col = 0, colSize = colors.length; col < colSize; col++) {
                var color = colors[col];
                buttons.push([
                    '<button type="button" class="note-color-btn"',
                    'style="background-color:', color, '" ',
                    'data-event="', eventName, '" ',
                    'data-value="', color, '" ',
                    'title="', color, '" ',
                    'data-toggle="button" tabindex="-1"></button>'
                ].join(''));
            }
            contents.push('<div class="note-color-row">' + buttons.join('') + '</div>');
        }
        $node.html(contents.join(''));
        if (options.tooltip) {
            $node.find('.note-color-btn').tooltip({
                container: options.container,
                trigger: 'hover',
                placement: 'bottom'
            });
        }
    });
    var dialog = renderer.create('<div class="modal" aria-hidden="false" tabindex="-1"/>', function ($node, options) {
        if (options.fade) {
            $node.addClass('fade');
        }
        $node.html([
            '<div class="modal-dialog">',
            '  <div class="modal-content">',
            (options.title ?
                '    <div class="modal-header">' +
                '      <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>' +
                '      <h4 class="modal-title">' + options.title + '</h4>' +
                '    </div>' : ''),
            '    <div class="modal-body">' + options.body + '</div>',
            (options.footer ?
                '    <div class="modal-footer">' + options.footer + '</div>' : ''),
            '  </div>',
            '</div>'
        ].join(''));
    });
    var popover = renderer.create([
        '<div class="note-popover popover in">',
        '  <div class="arrow"/>',
        '  <div class="popover-content note-children-container"/>',
        '</div>'
    ].join(''), function ($node, options) {
        var direction = typeof options.direction !== 'undefined' ? options.direction : 'bottom';
        $node.addClass(direction);
        if (options.hideArrow) {
            $node.find('.arrow').hide();
        }
    });
    var checkbox = renderer.create('<div class="checkbox"></div>', function ($node, options) {
        $node.html([
            ' <label' + (options.id ? ' for="' + options.id + '"' : '') + '>',
            ' <input type="checkbox"' + (options.id ? ' id="' + options.id + '"' : ''),
            (options.checked ? ' checked' : '') + '/>',
            (options.text ? options.text : ''),
            '</label>'
        ].join(''));
    });
    var icon = function (iconClassName, tagName) {
        tagName = tagName || 'i';
        return '<' + tagName + ' class="' + iconClassName + '"/>';
    };
    var ui = {
        editor: editor,
        toolbar: toolbar,
        editingArea: editingArea,
        codable: codable,
        editable: editable,
        statusbar: statusbar,
        airEditor: airEditor,
        airEditable: airEditable,
        buttonGroup: buttonGroup,
        dropdown: dropdown,
        dropdownButtonContents: dropdownButtonContents,
        dropdownCheck: dropdownCheck,
        palette: palette,
        dialog: dialog,
        popover: popover,
        checkbox: checkbox,
        icon: icon,
        options: {},
        button: function ($node, options) {
            return renderer.create('<button type="button" class="note-btn btn btn-default btn-sm" tabindex="-1">', function ($node, options) {
                if (options && options.tooltip) {
                    $node.attr({
                        title: options.tooltip
                    }).tooltip({
                        container: options.container,
                        trigger: 'hover',
                        placement: 'bottom'
                    });
                }
            })($node, options);
        },
        toggleBtn: function ($btn, isEnable) {
            $btn.toggleClass('disabled', !isEnable);
            $btn.attr('disabled', !isEnable);
        },
        toggleBtnActive: function ($btn, isActive) {
            $btn.toggleClass('active', isActive);
        },
        onDialogShown: function ($dialog, handler) {
            $dialog.one('shown.bs.modal', handler);
        },
        onDialogHidden: function ($dialog, handler) {
            $dialog.one('hidden.bs.modal', handler);
        },
        showDialog: function ($dialog) {
            $dialog.modal('show');
        },
        hideDialog: function ($dialog) {
            $dialog.modal('hide');
        },
        createLayout: function ($note, options) {
            var $editor = (options.airMode ? ui.airEditor([
                ui.editingArea([
                    ui.airEditable()
                ])
            ]) : ui.editor([
                ui.toolbar(),
                ui.editingArea([
                    ui.codable(),
                    ui.editable()
                ]),
                ui.statusbar()
            ])).render();
            $editor.insertAfter($note);
            return {
                note: $note,
                editor: $editor,
                toolbar: $editor.find('.note-toolbar'),
                editingArea: $editor.find('.note-editing-area'),
                editable: $editor.find('.note-editable'),
                codable: $editor.find('.note-codable'),
                statusbar: $editor.find('.note-statusbar')
            };
        },
        removeLayout: function ($note, layoutInfo) {
            $note.html(layoutInfo.editable.html());
            layoutInfo.editor.remove();
            $note.show();
        }
    };

    /**
     * @class core.func
     *
     * func utils (for high-order func's arg)
     *
     * @singleton
     * @alternateClassName func
     */
    function eq(itemA) {
        return function (itemB) {
            return itemA === itemB;
        };
    }

    function eq2(itemA, itemB) {
        return itemA === itemB;
    }

    function peq2(propName) {
        return function (itemA, itemB) {
            return itemA[propName] === itemB[propName];
        };
    }

    function ok() {
        return true;
    }

    function fail() {
        return false;
    }

    function not(f) {
        return function () {
            return !f.apply(f, arguments);
        };
    }

    function and(fA, fB) {
        return function (item) {
            return fA(item) && fB(item);
        };
    }

    function self(a) {
        return a;
    }

    function invoke(obj, method) {
        return function () {
            return obj[method].apply(obj, arguments);
        };
    }
    var idCounter = 0;
    /**
     * generate a globally-unique id
     *
     * @param {String} [prefix]
     */
    function uniqueId(prefix) {
        var id = ++idCounter + '';
        return prefix ? prefix + id : id;
    }
    /**
     * returns bnd (bounds) from rect
     *
     * - IE Compatibility Issue: http://goo.gl/sRLOAo
     * - Scroll Issue: http://goo.gl/sNjUc
     *
     * @param {Rect} rect
     * @return {Object} bounds
     * @return {Number} bounds.top
     * @return {Number} bounds.left
     * @return {Number} bounds.width
     * @return {Number} bounds.height
     */
    function rect2bnd(rect) {
        var $document = $(document);
        return {
            top: rect.top + $document.scrollTop(),
            left: rect.left + $document.scrollLeft(),
            width: rect.right - rect.left,
            height: rect.bottom - rect.top
        };
    }
    /**
     * returns a copy of the object where the keys have become the values and the values the keys.
     * @param {Object} obj
     * @return {Object}
     */
    function invertObject(obj) {
        var inverted = {};
        for (var key in obj) {
            if (obj.hasOwnProperty(key)) {
                inverted[obj[key]] = key;
            }
        }
        return inverted;
    }
    /**
     * @param {String} namespace
     * @param {String} [prefix]
     * @return {String}
     */
    function namespaceToCamel(namespace, prefix) {
        prefix = prefix || '';
        return prefix + namespace.split('.').map(function (name) {
            return name.substring(0, 1).toUpperCase() + name.substring(1);
        }).join('');
    }
    /**
     * Returns a function, that, as long as it continues to be invoked, will not
     * be triggered. The function will be called after it stops being called for
     * N milliseconds. If `immediate` is passed, trigger the function on the
     * leading edge, instead of the trailing.
     * @param {Function} func
     * @param {Number} wait
     * @param {Boolean} immediate
     * @return {Function}
     */
    function debounce(func, wait, immediate) {
        var _this = this;
        var timeout;
        return function () {
            var context = _this;
            var args = arguments;
            var later = function () {
                timeout = null;
                if (!immediate) {
                    func.apply(context, args);
                }
            };
            var callNow = immediate && !timeout;
            clearTimeout(timeout);
            timeout = setTimeout(later, wait);
            if (callNow) {
                func.apply(context, args);
            }
        };
    }
    var func = {
        eq: eq,
        eq2: eq2,
        peq2: peq2,
        ok: ok,
        fail: fail,
        self: self,
        not: not,
        and: and,
        invoke: invoke,
        uniqueId: uniqueId,
        rect2bnd: rect2bnd,
        invertObject: invertObject,
        namespaceToCamel: namespaceToCamel,
        debounce: debounce
    };

    /**
     * returns the first item of an array.
     *
     * @param {Array} array
     */
    function head(array) {
        return array[0];
    }
    /**
     * returns the last item of an array.
     *
     * @param {Array} array
     */
    function last(array) {
        return array[array.length - 1];
    }
    /**
     * returns everything but the last entry of the array.
     *
     * @param {Array} array
     */
    function initial(array) {
        return array.slice(0, array.length - 1);
    }
    /**
     * returns the rest of the items in an array.
     *
     * @param {Array} array
     */
    function tail(array) {
        return array.slice(1);
    }
    /**
     * returns item of array
     */
    function find(array, pred) {
        for (var idx = 0, len = array.length; idx < len; idx++) {
            var item = array[idx];
            if (pred(item)) {
                return item;
            }
        }
    }
    /**
     * returns true if all of the values in the array pass the predicate truth test.
     */
    function all(array, pred) {
        for (var idx = 0, len = array.length; idx < len; idx++) {
            if (!pred(array[idx])) {
                return false;
            }
        }
        return true;
    }
    /**
     * returns index of item
     */
    function indexOf(array, item) {
        return $$1.inArray(item, array);
    }
    /**
     * returns true if the value is present in the list.
     */
    function contains(array, item) {
        return indexOf(array, item) !== -1;
    }
    /**
     * get sum from a list
     *
     * @param {Array} array - array
     * @param {Function} fn - iterator
     */
    function sum(array, fn) {
        fn = fn || func.self;
        return array.reduce(function (memo, v) {
            return memo + fn(v);
        }, 0);
    }
    /**
     * returns a copy of the collection with array type.
     * @param {Collection} collection - collection eg) node.childNodes, ...
     */
    function from(collection) {
        var result = [];
        var length = collection.length;
        var idx = -1;
        while (++idx < length) {
            result[idx] = collection[idx];
        }
        return result;
    }
    /**
     * returns whether list is empty or not
     */
    function isEmpty$1(array) {
        return !array || !array.length;
    }
    /**
     * cluster elements by predicate function.
     *
     * @param {Array} array - array
     * @param {Function} fn - predicate function for cluster rule
     * @param {Array[]}
     */
    function clusterBy(array, fn) {
        if (!array.length) {
            return [];
        }
        var aTail = tail(array);
        return aTail.reduce(function (memo, v) {
            var aLast = last(memo);
            if (fn(last(aLast), v)) {
                aLast[aLast.length] = v;
            } else {
                memo[memo.length] = [v];
            }
            return memo;
        }, [
            [head(array)]
        ]);
    }
    /**
     * returns a copy of the array with all false values removed
     *
     * @param {Array} array - array
     * @param {Function} fn - predicate function for cluster rule
     */
    function compact(array) {
        var aResult = [];
        for (var idx = 0, len = array.length; idx < len; idx++) {
            if (array[idx]) {
                aResult.push(array[idx]);
            }
        }
        return aResult;
    }
    /**
     * produces a duplicate-free version of the array
     *
     * @param {Array} array
     */
    function unique(array) {
        var results = [];
        for (var idx = 0, len = array.length; idx < len; idx++) {
            if (!contains(results, array[idx])) {
                results.push(array[idx]);
            }
        }
        return results;
    }
    /**
     * returns next item.
     * @param {Array} array
     */
    function next(array, item) {
        var idx = indexOf(array, item);
        if (idx === -1) {
            return null;
        }
        return array[idx + 1];
    }
    /**
     * returns prev item.
     * @param {Array} array
     */
    function prev(array, item) {
        var idx = indexOf(array, item);
        if (idx === -1) {
            return null;
        }
        return array[idx - 1];
    }
    /**
     * @class core.list
     *
     * list utils
     *
     * @singleton
     * @alternateClassName list
     */
    var lists = {
        head: head,
        last: last,
        initial: initial,
        tail: tail,
        prev: prev,
        next: next,
        find: find,
        contains: contains,
        all: all,
        sum: sum,
        from: from,
        isEmpty: isEmpty$1,
        clusterBy: clusterBy,
        compact: compact,
        unique: unique
    };

    var isSupportAmd = typeof define === 'function' && define.amd; // eslint-disable-line
    /**
     * returns whether font is installed or not.
     *
     * @param {String} fontName
     * @return {Boolean}
     */
    function isFontInstalled(fontName) {
        var testFontName = fontName === 'Comic Sans MS' ? 'Courier New' : 'Comic Sans MS';
        var $tester = $$1('<div>').css({
            position: 'absolute',
            left: '-9999px',
            top: '-9999px',
            fontSize: '200px'
        }).text('mmmmmmmmmwwwwwww').appendTo(document.body);
        var originalWidth = $tester.css('fontFamily', testFontName).width();
        var width = $tester.css('fontFamily', fontName + ',' + testFontName).width();
        $tester.remove();
        return originalWidth !== width;
    }
    var userAgent = navigator.userAgent;
    var isMSIE = /MSIE|Trident/i.test(userAgent);
    var browserVersion;
    if (isMSIE) {
        var matches = /MSIE (\d+[.]\d+)/.exec(userAgent);
        if (matches) {
            browserVersion = parseFloat(matches[1]);
        }
        matches = /Trident\/.*rv:([0-9]{1,}[.0-9]{0,})/.exec(userAgent);
        if (matches) {
            browserVersion = parseFloat(matches[1]);
        }
    }
    var isEdge = /Edge\/\d+/.test(userAgent);
    var hasCodeMirror = !!window.CodeMirror;
    if (!hasCodeMirror && isSupportAmd) {
        // Webpack
        if (typeof __webpack_require__ === 'function') {
            try {
                // If CodeMirror can't be resolved, `require.resolve` will throw an
                // exception and `hasCodeMirror` won't be set to `true`.
                require.resolve('codemirror');
                hasCodeMirror = true;
            } catch (e) {
                // do nothing
            }
        } else if (typeof require !== 'undefined') {
            // Browserify
            if (typeof require.resolve !== 'undefined') {
                try {
                    // If CodeMirror can't be resolved, `require.resolve` will throw an
                    // exception and `hasCodeMirror` won't be set to `true`.
                    require.resolve('codemirror');
                    hasCodeMirror = true;
                } catch (e) {
                    // do nothing
                }
                // Almond/Require
            } else if (typeof require.specified !== 'undefined') {
                hasCodeMirror = require.specified('codemirror');
            }
        }
    }
    var isSupportTouch = (('ontouchstart' in window) ||
        (navigator.MaxTouchPoints > 0) ||
        (navigator.msMaxTouchPoints > 0));
    // [workaround] IE doesn't have input events for contentEditable
    // - see: https://goo.gl/4bfIvA
    var inputEventName = (isMSIE || isEdge) ? 'DOMCharacterDataModified DOMSubtreeModified DOMNodeInserted' : 'input';
    /**
     * @class core.env
     *
     * Object which check platform and agent
     *
     * @singleton
     * @alternateClassName env
     */
    var env = {
        isMac: navigator.appVersion.indexOf('Mac') > -1,
        isMSIE: isMSIE,
        isEdge: isEdge,
        isFF: !isEdge && /firefox/i.test(userAgent),
        isPhantom: /PhantomJS/i.test(userAgent),
        isWebkit: !isEdge && /webkit/i.test(userAgent),
        isChrome: !isEdge && /chrome/i.test(userAgent),
        isSafari: !isEdge && /safari/i.test(userAgent),
        browserVersion: browserVersion,
        jqueryVersion: parseFloat($$1.fn.jquery),
        isSupportAmd: isSupportAmd,
        isSupportTouch: isSupportTouch,
        hasCodeMirror: hasCodeMirror,
        isFontInstalled: isFontInstalled,
        isW3CRangeSupport: !!document.createRange,
        inputEventName: inputEventName
    };

    var NBSP_CHAR = String.fromCharCode(160);
    var ZERO_WIDTH_NBSP_CHAR = '\ufeff';
    /**
     * @method isEditable
     *
     * returns whether node is `note-editable` or not.
     *
     * @param {Node} node
     * @return {Boolean}
     */
    function isEditable(node) {
        return node && $$1(node).hasClass('note-editable');
    }
    /**
     * @method isControlSizing
     *
     * returns whether node is `note-control-sizing` or not.
     *
     * @param {Node} node
     * @return {Boolean}
     */
    function isControlSizing(node) {
        return node && $$1(node).hasClass('note-control-sizing');
    }
    /**
     * @method makePredByNodeName
     *
     * returns predicate which judge whether nodeName is same
     *
     * @param {String} nodeName
     * @return {Function}
     */
    function makePredByNodeName(nodeName) {
        nodeName = nodeName.toUpperCase();
        return function (node) {
            return node && node.nodeName.toUpperCase() === nodeName;
        };
    }
    /**
     * @method isText
     *
     *
     *
     * @param {Node} node
     * @return {Boolean} true if node's type is text(3)
     */
    function isText(node) {
        return node && node.nodeType === 3;
    }
    /**
     * @method isElement
     *
     *
     *
     * @param {Node} node
     * @return {Boolean} true if node's type is element(1)
     */
    function isElement(node) {
        return node && node.nodeType === 1;
    }
    /**
     * ex) br, col, embed, hr, img, input, ...
     * @see http://www.w3.org/html/wg/drafts/html/master/syntax.html#void-elements
     */
    function isVoid(node) {
        return node && /^BR|^IMG|^HR|^IFRAME|^BUTTON|^INPUT/.test(node.nodeName.toUpperCase());
    }

    function isPara(node) {
        if (isEditable(node)) {
            return false;
        }
        // Chrome(v31.0), FF(v25.0.1) use DIV for paragraph
        return node && /^DIV|^P|^LI|^H[1-7]/.test(node.nodeName.toUpperCase());
    }

    function isHeading(node) {
        return node && /^H[1-7]/.test(node.nodeName.toUpperCase());
    }
    var isPre = makePredByNodeName('PRE');
    var isLi = makePredByNodeName('LI');

    function isPurePara(node) {
        return isPara(node) && !isLi(node);
    }
    var isTable = makePredByNodeName('TABLE');
    var isData = makePredByNodeName('DATA');

    function isInline(node) {
        return !isBodyContainer(node) &&
            !isList(node) &&
            !isHr(node) &&
            !isPara(node) &&
            !isTable(node) &&
            !isBlockquote(node) &&
            !isData(node);
    }

    function isList(node) {
        return node && /^UL|^OL/.test(node.nodeName.toUpperCase());
    }
    var isHr = makePredByNodeName('HR');

    function isCell(node) {
        return node && /^TD|^TH/.test(node.nodeName.toUpperCase());
    }
    var isBlockquote = makePredByNodeName('BLOCKQUOTE');

    function isBodyContainer(node) {
        return isCell(node) || isBlockquote(node) || isEditable(node);
    }
    var isAnchor = makePredByNodeName('A');

    function isParaInline(node) {
        return isInline(node) && !!ancestor(node, isPara);
    }

    function isBodyInline(node) {
        return isInline(node) && !ancestor(node, isPara);
    }
    var isBody = makePredByNodeName('BODY');
    /**
     * returns whether nodeB is closest sibling of nodeA
     *
     * @param {Node} nodeA
     * @param {Node} nodeB
     * @return {Boolean}
     */
    function isClosestSibling(nodeA, nodeB) {
        return nodeA.nextSibling === nodeB ||
            nodeA.previousSibling === nodeB;
    }
    /**
     * returns array of closest siblings with node
     *
     * @param {Node} node
     * @param {function} [pred] - predicate function
     * @return {Node[]}
     */
    function withClosestSiblings(node, pred) {
        pred = pred || func.ok;
        var siblings = [];
        if (node.previousSibling && pred(node.previousSibling)) {
            siblings.push(node.previousSibling);
        }
        siblings.push(node);
        if (node.nextSibling && pred(node.nextSibling)) {
            siblings.push(node.nextSibling);
        }
        return siblings;
    }
    /**
     * blank HTML for cursor position
     * - [workaround] old IE only works with &nbsp;
     * - [workaround] IE11 and other browser works with bogus br
     */
    var blankHTML = env.isMSIE && env.browserVersion < 11 ? '&nbsp;' : '<br>';
    /**
     * @method nodeLength
     *
     * returns #text's text size or element's childNodes size
     *
     * @param {Node} node
     */
    function nodeLength(node) {
        if (isText(node)) {
            return node.nodeValue.length;
        }
        if (node) {
            return node.childNodes.length;
        }
        return 0;
    }
    /**
     * returns whether node is empty or not.
     *
     * @param {Node} node
     * @return {Boolean}
     */
    function isEmpty(node) {
        var len = nodeLength(node);
        if (len === 0) {
            return true;
        } else if (!isText(node) && len === 1 && node.innerHTML === blankHTML) {
            // ex) <p><br></p>, <span><br></span>
            return true;
        } else if (lists.all(node.childNodes, isText) && node.innerHTML === '') {
            // ex) <p></p>, <span></span>
            return true;
        }
        return false;
    }
    /**
     * padding blankHTML if node is empty (for cursor position)
     */
    function paddingBlankHTML(node) {
        if (!isVoid(node) && !nodeLength(node)) {
            node.innerHTML = blankHTML;
        }
    }
    /**
     * find nearest ancestor predicate hit
     *
     * @param {Node} node
     * @param {Function} pred - predicate function
     */
    function ancestor(node, pred) {
        while (node) {
            if (pred(node)) {
                return node;
            }
            if (isEditable(node)) {
                break;
            }
            node = node.parentNode;
        }
        return null;
    }
    /**
     * find nearest ancestor only single child blood line and predicate hit
     *
     * @param {Node} node
     * @param {Function} pred - predicate function
     */
    function singleChildAncestor(node, pred) {
        node = node.parentNode;
        while (node) {
            if (nodeLength(node) !== 1) {
                break;
            }
            if (pred(node)) {
                return node;
            }
            if (isEditable(node)) {
                break;
            }
            node = node.parentNode;
        }
        return null;
    }
    /**
     * returns new array of ancestor nodes (until predicate hit).
     *
     * @param {Node} node
     * @param {Function} [optional] pred - predicate function
     */
    function listAncestor(node, pred) {
        pred = pred || func.fail;
        var ancestors = [];
        ancestor(node, function (el) {
            if (!isEditable(el)) {
                ancestors.push(el);
            }
            return pred(el);
        });
        return ancestors;
    }
    /**
     * find farthest ancestor predicate hit
     */
    function lastAncestor(node, pred) {
        var ancestors = listAncestor(node);
        return lists.last(ancestors.filter(pred));
    }
    /**
     * returns common ancestor node between two nodes.
     *
     * @param {Node} nodeA
     * @param {Node} nodeB
     */
    function commonAncestor(nodeA, nodeB) {
        var ancestors = listAncestor(nodeA);
        for (var n = nodeB; n; n = n.parentNode) {
            if ($$1.inArray(n, ancestors) > -1) {
                return n;
            }
        }
        return null; // difference document area
    }
    /**
     * listing all previous siblings (until predicate hit).
     *
     * @param {Node} node
     * @param {Function} [optional] pred - predicate function
     */
    function listPrev(node, pred) {
        pred = pred || func.fail;
        var nodes = [];
        while (node) {
            if (pred(node)) {
                break;
            }
            nodes.push(node);
            node = node.previousSibling;
        }
        return nodes;
    }
    /**
     * listing next siblings (until predicate hit).
     *
     * @param {Node} node
     * @param {Function} [pred] - predicate function
     */
    function listNext(node, pred) {
        pred = pred || func.fail;
        var nodes = [];
        while (node) {
            if (pred(node)) {
                break;
            }
            nodes.push(node);
            node = node.nextSibling;
        }
        return nodes;
    }
    /**
     * listing descendant nodes
     *
     * @param {Node} node
     * @param {Function} [pred] - predicate function
     */
    function listDescendant(node, pred) {
        var descendants = [];
        pred = pred || func.ok;
        // start DFS(depth first search) with node
        (function fnWalk(current) {
            if (node !== current && pred(current)) {
                descendants.push(current);
            }
            for (var idx = 0, len = current.childNodes.length; idx < len; idx++) {
                fnWalk(current.childNodes[idx]);
            }
        })(node);
        return descendants;
    }
    /**
     * wrap node with new tag.
     *
     * @param {Node} node
     * @param {Node} tagName of wrapper
     * @return {Node} - wrapper
     */
    function wrap(node, wrapperName) {
        var parent = node.parentNode;
        var wrapper = $$1('<' + wrapperName + '>')[0];
        parent.insertBefore(wrapper, node);
        wrapper.appendChild(node);
        return wrapper;
    }
    /**
     * insert node after preceding
     *
     * @param {Node} node
     * @param {Node} preceding - predicate function
     */
    function insertAfter(node, preceding) {
        var next = preceding.nextSibling;
        var parent = preceding.parentNode;
        if (next) {
            parent.insertBefore(node, next);
        } else {
            parent.appendChild(node);
        }
        return node;
    }
    /**
     * append elements.
     *
     * @param {Node} node
     * @param {Collection} aChild
     */
    function appendChildNodes(node, aChild) {
        $$1.each(aChild, function (idx, child) {
            node.appendChild(child);
        });
        return node;
    }
    /**
     * returns whether boundaryPoint is left edge or not.
     *
     * @param {BoundaryPoint} point
     * @return {Boolean}
     */
    function isLeftEdgePoint(point) {
        return point.offset === 0;
    }
    /**
     * returns whether boundaryPoint is right edge or not.
     *
     * @param {BoundaryPoint} point
     * @return {Boolean}
     */
    function isRightEdgePoint(point) {
        return point.offset === nodeLength(point.node);
    }
    /**
     * returns whether boundaryPoint is edge or not.
     *
     * @param {BoundaryPoint} point
     * @return {Boolean}
     */
    function isEdgePoint(point) {
        return isLeftEdgePoint(point) || isRightEdgePoint(point);
    }
    /**
     * returns whether node is left edge of ancestor or not.
     *
     * @param {Node} node
     * @param {Node} ancestor
     * @return {Boolean}
     */
    function isLeftEdgeOf(node, ancestor) {
        while (node && node !== ancestor) {
            if (position(node) !== 0) {
                return false;
            }
            node = node.parentNode;
        }
        return true;
    }
    /**
     * returns whether node is right edge of ancestor or not.
     *
     * @param {Node} node
     * @param {Node} ancestor
     * @return {Boolean}
     */
    function isRightEdgeOf(node, ancestor) {
        if (!ancestor) {
            return false;
        }
        while (node && node !== ancestor) {
            if (position(node) !== nodeLength(node.parentNode) - 1) {
                return false;
            }
            node = node.parentNode;
        }
        return true;
    }
    /**
     * returns whether point is left edge of ancestor or not.
     * @param {BoundaryPoint} point
     * @param {Node} ancestor
     * @return {Boolean}
     */
    function isLeftEdgePointOf(point, ancestor) {
        return isLeftEdgePoint(point) && isLeftEdgeOf(point.node, ancestor);
    }
    /**
     * returns whether point is right edge of ancestor or not.
     * @param {BoundaryPoint} point
     * @param {Node} ancestor
     * @return {Boolean}
     */
    function isRightEdgePointOf(point, ancestor) {
        return isRightEdgePoint(point) && isRightEdgeOf(point.node, ancestor);
    }
    /**
     * returns offset from parent.
     *
     * @param {Node} node
     */
    function position(node) {
        var offset = 0;
        while ((node = node.previousSibling)) {
            offset += 1;
        }
        return offset;
    }

    function hasChildren(node) {
        return !!(node && node.childNodes && node.childNodes.length);
    }
    /**
     * returns previous boundaryPoint
     *
     * @param {BoundaryPoint} point
     * @param {Boolean} isSkipInnerOffset
     * @return {BoundaryPoint}
     */
    function prevPoint(point, isSkipInnerOffset) {
        var node;
        var offset;
        if (point.offset === 0) {
            if (isEditable(point.node)) {
                return null;
            }
            node = point.node.parentNode;
            offset = position(point.node);
        } else if (hasChildren(point.node)) {
            node = point.node.childNodes[point.offset - 1];
            offset = nodeLength(node);
        } else {
            node = point.node;
            offset = isSkipInnerOffset ? 0 : point.offset - 1;
        }
        return {
            node: node,
            offset: offset
        };
    }
    /**
     * returns next boundaryPoint
     *
     * @param {BoundaryPoint} point
     * @param {Boolean} isSkipInnerOffset
     * @return {BoundaryPoint}
     */
    function nextPoint(point, isSkipInnerOffset) {
        var node, offset;
        if (nodeLength(point.node) === point.offset) {
            if (isEditable(point.node)) {
                return null;
            }
            node = point.node.parentNode;
            offset = position(point.node) + 1;
        } else if (hasChildren(point.node)) {
            node = point.node.childNodes[point.offset];
            offset = 0;
        } else {
            node = point.node;
            offset = isSkipInnerOffset ? nodeLength(point.node) : point.offset + 1;
        }
        return {
            node: node,
            offset: offset
        };
    }
    /**
     * returns whether pointA and pointB is same or not.
     *
     * @param {BoundaryPoint} pointA
     * @param {BoundaryPoint} pointB
     * @return {Boolean}
     */
    function isSamePoint(pointA, pointB) {
        return pointA.node === pointB.node && pointA.offset === pointB.offset;
    }
    /**
     * returns whether point is visible (can set cursor) or not.
     *
     * @param {BoundaryPoint} point
     * @return {Boolean}
     */
    function isVisiblePoint(point) {
        if (isText(point.node) || !hasChildren(point.node) || isEmpty(point.node)) {
            return true;
        }
        var leftNode = point.node.childNodes[point.offset - 1];
        var rightNode = point.node.childNodes[point.offset];
        if ((!leftNode || isVoid(leftNode)) && (!rightNode || isVoid(rightNode))) {
            return true;
        }
        return false;
    }
    /**
     * @method prevPointUtil
     *
     * @param {BoundaryPoint} point
     * @param {Function} pred
     * @return {BoundaryPoint}
     */
    function prevPointUntil(point, pred) {
        while (point) {
            if (pred(point)) {
                return point;
            }
            point = prevPoint(point);
        }
        return null;
    }
    /**
     * @method nextPointUntil
     *
     * @param {BoundaryPoint} point
     * @param {Function} pred
     * @return {BoundaryPoint}
     */
    function nextPointUntil(point, pred) {
        while (point) {
            if (pred(point)) {
                return point;
            }
            point = nextPoint(point);
        }
        return null;
    }
    /**
     * returns whether point has character or not.
     *
     * @param {Point} point
     * @return {Boolean}
     */
    function isCharPoint(point) {
        if (!isText(point.node)) {
            return false;
        }
        var ch = point.node.nodeValue.charAt(point.offset - 1);
        return ch && (ch !== ' ' && ch !== NBSP_CHAR);
    }
    /**
     * @method walkPoint
     *
     * @param {BoundaryPoint} startPoint
     * @param {BoundaryPoint} endPoint
     * @param {Function} handler
     * @param {Boolean} isSkipInnerOffset
     */
    function walkPoint(startPoint, endPoint, handler, isSkipInnerOffset) {
        var point = startPoint;
        while (point) {
            handler(point);
            if (isSamePoint(point, endPoint)) {
                break;
            }
            var isSkipOffset = isSkipInnerOffset &&
                startPoint.node !== point.node &&
                endPoint.node !== point.node;
            point = nextPoint(point, isSkipOffset);
        }
    }
    /**
     * @method makeOffsetPath
     *
     * return offsetPath(array of offset) from ancestor
     *
     * @param {Node} ancestor - ancestor node
     * @param {Node} node
     */
    function makeOffsetPath(ancestor, node) {
        var ancestors = listAncestor(node, func.eq(ancestor));
        return ancestors.map(position).reverse();
    }
    /**
     * @method fromOffsetPath
     *
     * return element from offsetPath(array of offset)
     *
     * @param {Node} ancestor - ancestor node
     * @param {array} offsets - offsetPath
     */
    function fromOffsetPath(ancestor, offsets) {
        var current = ancestor;
        for (var i = 0, len = offsets.length; i < len; i++) {
            if (current.childNodes.length <= offsets[i]) {
                current = current.childNodes[current.childNodes.length - 1];
            } else {
                current = current.childNodes[offsets[i]];
            }
        }
        return current;
    }
    /**
     * @method splitNode
     *
     * split element or #text
     *
     * @param {BoundaryPoint} point
     * @param {Object} [options]
     * @param {Boolean} [options.isSkipPaddingBlankHTML] - default: false
     * @param {Boolean} [options.isNotSplitEdgePoint] - default: false
     * @return {Node} right node of boundaryPoint
     */
    function splitNode(point, options) {
        var isSkipPaddingBlankHTML = options && options.isSkipPaddingBlankHTML;
        var isNotSplitEdgePoint = options && options.isNotSplitEdgePoint;
        // edge case
        if (isEdgePoint(point) && (isText(point.node) || isNotSplitEdgePoint)) {
            if (isLeftEdgePoint(point)) {
                return point.node;
            } else if (isRightEdgePoint(point)) {
                return point.node.nextSibling;
            }
        }
        // split #text
        if (isText(point.node)) {
            return point.node.splitText(point.offset);
        } else {
            var childNode = point.node.childNodes[point.offset];
            var clone = insertAfter(point.node.cloneNode(false), point.node);
            appendChildNodes(clone, listNext(childNode));
            if (!isSkipPaddingBlankHTML) {
                paddingBlankHTML(point.node);
                paddingBlankHTML(clone);
            }
            return clone;
        }
    }
    /**
     * @method splitTree
     *
     * split tree by point
     *
     * @param {Node} root - split root
     * @param {BoundaryPoint} point
     * @param {Object} [options]
     * @param {Boolean} [options.isSkipPaddingBlankHTML] - default: false
     * @param {Boolean} [options.isNotSplitEdgePoint] - default: false
     * @return {Node} right node of boundaryPoint
     */
    function splitTree(root, point, options) {
        // ex) [#text, <span>, <p>]
        var ancestors = listAncestor(point.node, func.eq(root));
        if (!ancestors.length) {
            return null;
        } else if (ancestors.length === 1) {
            return splitNode(point, options);
        }
        return ancestors.reduce(function (node, parent) {
            if (node === point.node) {
                node = splitNode(point, options);
            }
            return splitNode({
                node: parent,
                offset: node ? position(node) : nodeLength(parent)
            }, options);
        });
    }
    /**
     * split point
     *
     * @param {Point} point
     * @param {Boolean} isInline
     * @return {Object}
     */
    function splitPoint(point, isInline) {
        // find splitRoot, container
        //  - inline: splitRoot is a child of paragraph
        //  - block: splitRoot is a child of bodyContainer
        var pred = isInline ? isPara : isBodyContainer;
        var ancestors = listAncestor(point.node, pred);
        var topAncestor = lists.last(ancestors) || point.node;
        var splitRoot, container;
        if (pred(topAncestor)) {
            splitRoot = ancestors[ancestors.length - 2];
            container = topAncestor;
        } else {
            splitRoot = topAncestor;
            container = splitRoot.parentNode;
        }
        // if splitRoot is exists, split with splitTree
        var pivot = splitRoot && splitTree(splitRoot, point, {
            isSkipPaddingBlankHTML: isInline,
            isNotSplitEdgePoint: isInline
        });
        // if container is point.node, find pivot with point.offset
        if (!pivot && container === point.node) {
            pivot = point.node.childNodes[point.offset];
        }
        return {
            rightNode: pivot,
            container: container
        };
    }

    function create(nodeName) {
        return document.createElement(nodeName);
    }

    function createText(text) {
        return document.createTextNode(text);
    }
    /**
     * @method remove
     *
     * remove node, (isRemoveChild: remove child or not)
     *
     * @param {Node} node
     * @param {Boolean} isRemoveChild
     */
    function remove(node, isRemoveChild) {
        if (!node || !node.parentNode) {
            return;
        }
        if (node.removeNode) {
            return node.removeNode(isRemoveChild);
        }
        var parent = node.parentNode;
        if (!isRemoveChild) {
            var nodes = [];
            for (var i = 0, len = node.childNodes.length; i < len; i++) {
                nodes.push(node.childNodes[i]);
            }
            for (var i = 0, len = nodes.length; i < len; i++) {
                parent.insertBefore(nodes[i], node);
            }
        }
        parent.removeChild(node);
    }
    /**
     * @method removeWhile
     *
     * @param {Node} node
     * @param {Function} pred
     */
    function removeWhile(node, pred) {
        while (node) {
            if (isEditable(node) || !pred(node)) {
                break;
            }
            var parent = node.parentNode;
            remove(node);
            node = parent;
        }
    }
    /**
     * @method replace
     *
     * replace node with provided nodeName
     *
     * @param {Node} node
     * @param {String} nodeName
     * @return {Node} - new node
     */
    function replace(node, nodeName) {
        if (node.nodeName.toUpperCase() === nodeName.toUpperCase()) {
            return node;
        }
        var newNode = create(nodeName);
        if (node.style.cssText) {
            newNode.style.cssText = node.style.cssText;
        }
        appendChildNodes(newNode, lists.from(node.childNodes));
        insertAfter(newNode, node);
        remove(node);
        return newNode;
    }
    var isTextarea = makePredByNodeName('TEXTAREA');
    /**
     * @param {jQuery} $node
     * @param {Boolean} [stripLinebreaks] - default: false
     */
    function value($node, stripLinebreaks) {
        var val = isTextarea($node[0]) ? $node.val() : $node.html();
        if (stripLinebreaks) {
            return val.replace(/[\n\r]/g, '');
        }
        return val;
    }
    /**
     * @method html
     *
     * get the HTML contents of node
     *
     * @param {jQuery} $node
     * @param {Boolean} [isNewlineOnBlock]
     */
    function html($node, isNewlineOnBlock) {
        var markup = value($node);
        if (isNewlineOnBlock) {
            var regexTag = /<(\/?)(\b(?!!)[^>\s]*)(.*?)(\s*\/?>)/g;
            markup = markup.replace(regexTag, function (match, endSlash, name) {
                name = name.toUpperCase();
                var isEndOfInlineContainer = /^DIV|^TD|^TH|^P|^LI|^H[1-7]/.test(name) &&
                    !!endSlash;
                var isBlockNode = /^BLOCKQUOTE|^TABLE|^TBODY|^TR|^HR|^UL|^OL/.test(name);
                return match + ((isEndOfInlineContainer || isBlockNode) ? '\n' : '');
            });
            markup = $$1.trim(markup);
        }
        return markup;
    }

    function posFromPlaceholder(placeholder) {
        var $placeholder = $$1(placeholder);
        var pos = $placeholder.offset();
        var height = $placeholder.outerHeight(true); // include margin
        return {
            left: pos.left,
            top: pos.top + height
        };
    }

    function attachEvents($node, events) {
        Object.keys(events).forEach(function (key) {
            $node.on(key, events[key]);
        });
    }

    function detachEvents($node, events) {
        Object.keys(events).forEach(function (key) {
            $node.off(key, events[key]);
        });
    }
    /**
     * @method isCustomStyleTag
     *
     * assert if a node contains a "note-styletag" class,
     * which implies that's a custom-made style tag node
     *
     * @param {Node} an HTML DOM node
     */
    function isCustomStyleTag(node) {
        return node && !isText(node) && lists.contains(node.classList, 'note-styletag');
    }
    var dom = {
        /** @property {String} NBSP_CHAR */
        NBSP_CHAR: NBSP_CHAR,
        /** @property {String} ZERO_WIDTH_NBSP_CHAR */
        ZERO_WIDTH_NBSP_CHAR: ZERO_WIDTH_NBSP_CHAR,
        /** @property {String} blank */
        blank: blankHTML,
        /** @property {String} emptyPara */
        emptyPara: "<p>" + blankHTML + "</p>",
        makePredByNodeName: makePredByNodeName,
        isEditable: isEditable,
        isControlSizing: isControlSizing,
        isText: isText,
        isElement: isElement,
        isVoid: isVoid,
        isPara: isPara,
        isPurePara: isPurePara,
        isHeading: isHeading,
        isInline: isInline,
        isBlock: func.not(isInline),
        isBodyInline: isBodyInline,
        isBody: isBody,
        isParaInline: isParaInline,
        isPre: isPre,
        isList: isList,
        isTable: isTable,
        isData: isData,
        isCell: isCell,
        isBlockquote: isBlockquote,
        isBodyContainer: isBodyContainer,
        isAnchor: isAnchor,
        isDiv: makePredByNodeName('DIV'),
        isLi: isLi,
        isBR: makePredByNodeName('BR'),
        isSpan: makePredByNodeName('SPAN'),
        isB: makePredByNodeName('B'),
        isU: makePredByNodeName('U'),
        isS: makePredByNodeName('S'),
        isI: makePredByNodeName('I'),
        isImg: makePredByNodeName('IMG'),
        isTextarea: isTextarea,
        isEmpty: isEmpty,
        isEmptyAnchor: func.and(isAnchor, isEmpty),
        isClosestSibling: isClosestSibling,
        withClosestSiblings: withClosestSiblings,
        nodeLength: nodeLength,
        isLeftEdgePoint: isLeftEdgePoint,
        isRightEdgePoint: isRightEdgePoint,
        isEdgePoint: isEdgePoint,
        isLeftEdgeOf: isLeftEdgeOf,
        isRightEdgeOf: isRightEdgeOf,
        isLeftEdgePointOf: isLeftEdgePointOf,
        isRightEdgePointOf: isRightEdgePointOf,
        prevPoint: prevPoint,
        nextPoint: nextPoint,
        isSamePoint: isSamePoint,
        isVisiblePoint: isVisiblePoint,
        prevPointUntil: prevPointUntil,
        nextPointUntil: nextPointUntil,
        isCharPoint: isCharPoint,
        walkPoint: walkPoint,
        ancestor: ancestor,
        singleChildAncestor: singleChildAncestor,
        listAncestor: listAncestor,
        lastAncestor: lastAncestor,
        listNext: listNext,
        listPrev: listPrev,
        listDescendant: listDescendant,
        commonAncestor: commonAncestor,
        wrap: wrap,
        insertAfter: insertAfter,
        appendChildNodes: appendChildNodes,
        position: position,
        hasChildren: hasChildren,
        makeOffsetPath: makeOffsetPath,
        fromOffsetPath: fromOffsetPath,
        splitTree: splitTree,
        splitPoint: splitPoint,
        create: create,
        createText: createText,
        remove: remove,
        removeWhile: removeWhile,
        replace: replace,
        html: html,
        value: value,
        posFromPlaceholder: posFromPlaceholder,
        attachEvents: attachEvents,
        detachEvents: detachEvents,
        isCustomStyleTag: isCustomStyleTag
    };

    $$1.summernote = $$1.summernote || {
        lang: {}
    };
    $$1.extend($$1.summernote.lang, {
        'en-US': {
            font: {
                bold: 'Bold',
                italic: 'Italic',
                underline: 'Underline',
                clear: 'Remove Font Style',
                height: 'Line Height',
                name: 'Font Family',
                strikethrough: 'Strikethrough',
                subscript: 'Subscript',
                superscript: 'Superscript',
                size: 'Font Size'
            },
            image: {
                image: 'Picture',
                insert: 'Insert Image',
                resizeFull: 'Resize Full',
                resizeHalf: 'Resize Half',
                resizeQuarter: 'Resize Quarter',
                floatLeft: 'Float Left',
                floatRight: 'Float Right',
                floatNone: 'Float None',
                shapeRounded: 'Shape: Rounded',
                shapeCircle: 'Shape: Circle',
                shapeThumbnail: 'Shape: Thumbnail',
                shapeNone: 'Shape: None',
                dragImageHere: 'Drag image or text here',
                dropImage: 'Drop image or Text',
                selectFromFiles: 'Select from files',
                maximumFileSize: 'Maximum file size',
                maximumFileSizeError: 'Maximum file size exceeded.',
                url: 'Image URL',
                remove: 'Remove Image',
                original: 'Original'
            },
            video: {
                video: 'Video',
                videoLink: 'Video Link',
                insert: 'Insert Video',
                url: 'Video URL',
                providers: '(YouTube, Vimeo, Vine, Instagram, DailyMotion or Youku)'
            },
            link: {
                link: 'Link',
                insert: 'Insert Link',
                unlink: 'Unlink',
                edit: 'Edit',
                textToDisplay: 'Text to display',
                url: 'To what URL should this link go?',
                openInNewWindow: 'Open in new window'
            },
            table: {
                table: 'Table',
                addRowAbove: 'Add row above',
                addRowBelow: 'Add row below',
                addColLeft: 'Add column left',
                addColRight: 'Add column right',
                delRow: 'Delete row',
                delCol: 'Delete column',
                delTable: 'Delete table'
            },
            hr: {
                insert: 'Insert Horizontal Rule'
            },
            style: {
                style: 'Style',
                p: 'Normal',
                blockquote: 'Quote',
                pre: 'Code',
                h1: 'Header 1',
                h2: 'Header 2',
                h3: 'Header 3',
                h4: 'Header 4',
                h5: 'Header 5',
                h6: 'Header 6'
            },
            lists: {
                unordered: 'Unordered list',
                ordered: 'Ordered list'
            },
            options: {
                help: 'Help',
                fullscreen: 'Full Screen',
                codeview: 'Code View'
            },
            paragraph: {
                paragraph: 'Paragraph',
                outdent: 'Outdent',
                indent: 'Indent',
                left: 'Align left',
                center: 'Align center',
                right: 'Align right',
                justify: 'Justify full'
            },
            color: {
                recent: 'Recent Color',
                more: 'More Color',
                background: 'Background Color',
                foreground: 'Foreground Color',
                transparent: 'Transparent',
                setTransparent: 'Set transparent',
                reset: 'Reset',
                resetToDefault: 'Reset to default'
            },
            shortcut: {
                shortcuts: 'Keyboard shortcuts',
                close: 'Close',
                textFormatting: 'Text formatting',
                action: 'Action',
                paragraphFormatting: 'Paragraph formatting',
                documentStyle: 'Document Style',
                extraKeys: 'Extra keys'
            },
            help: {
                'insertParagraph': 'Insert Paragraph',
                'undo': 'Undoes the last command',
                'redo': 'Redoes the last command',
                'tab': 'Tab',
                'untab': 'Untab',
                'bold': 'Set a bold style',
                'italic': 'Set a italic style',
                'underline': 'Set a underline style',
                'strikethrough': 'Set a strikethrough style',
                'removeFormat': 'Clean a style',
                'justifyLeft': 'Set left align',
                'justifyCenter': 'Set center align',
                'justifyRight': 'Set right align',
                'justifyFull': 'Set full align',
                'insertUnorderedList': 'Toggle unordered list',
                'insertOrderedList': 'Toggle ordered list',
                'outdent': 'Outdent on current paragraph',
                'indent': 'Indent on current paragraph',
                'formatPara': 'Change current block\'s format as a paragraph(P tag)',
                'formatH1': 'Change current block\'s format as H1',
                'formatH2': 'Change current block\'s format as H2',
                'formatH3': 'Change current block\'s format as H3',
                'formatH4': 'Change current block\'s format as H4',
                'formatH5': 'Change current block\'s format as H5',
                'formatH6': 'Change current block\'s format as H6',
                'insertHorizontalRule': 'Insert horizontal rule',
                'linkDialog.show': 'Show Link Dialog'
            },
            history: {
                undo: 'Undo',
                redo: 'Redo'
            },
            specialChar: {
                specialChar: 'SPECIAL CHARACTERS',
                select: 'Select Special characters'
            }
        }
    });

    var KEY_MAP = {
        'BACKSPACE': 8,
        'TAB': 9,
        'ENTER': 13,
        'SPACE': 32,
        'DELETE': 46,
        // Arrow
        'LEFT': 37,
        'UP': 38,
        'RIGHT': 39,
        'DOWN': 40,
        // Number: 0-9
        'NUM0': 48,
        'NUM1': 49,
        'NUM2': 50,
        'NUM3': 51,
        'NUM4': 52,
        'NUM5': 53,
        'NUM6': 54,
        'NUM7': 55,
        'NUM8': 56,
        // Alphabet: a-z
        'B': 66,
        'E': 69,
        'I': 73,
        'J': 74,
        'K': 75,
        'L': 76,
        'R': 82,
        'S': 83,
        'U': 85,
        'V': 86,
        'Y': 89,
        'Z': 90,
        'SLASH': 191,
        'LEFTBRACKET': 219,
        'BACKSLASH': 220,
        'RIGHTBRACKET': 221
    };
    /**
     * @class core.key
     *
     * Object for keycodes.
     *
     * @singleton
     * @alternateClassName key
     */
    var key = {
        /**
         * @method isEdit
         *
         * @param {Number} keyCode
         * @return {Boolean}
         */
        isEdit: function (keyCode) {
            return lists.contains([
                KEY_MAP.BACKSPACE,
                KEY_MAP.TAB,
                KEY_MAP.ENTER,
                KEY_MAP.SPACE,
                KEY_MAP.DELETE
            ], keyCode);
        },
        /**
         * @method isMove
         *
         * @param {Number} keyCode
         * @return {Boolean}
         */
        isMove: function (keyCode) {
            return lists.contains([
                KEY_MAP.LEFT,
                KEY_MAP.UP,
                KEY_MAP.RIGHT,
                KEY_MAP.DOWN
            ], keyCode);
        },
        /**
         * @property {Object} nameFromCode
         * @property {String} nameFromCode.8 "BACKSPACE"
         */
        nameFromCode: func.invertObject(KEY_MAP),
        code: KEY_MAP
    };

    /**
     * return boundaryPoint from TextRange, inspired by Andy Na's HuskyRange.js
     *
     * @param {TextRange} textRange
     * @param {Boolean} isStart
     * @return {BoundaryPoint}
     *
     * @see http://msdn.microsoft.com/en-us/library/ie/ms535872(v=vs.85).aspx
     */
    function textRangeToPoint(textRange, isStart) {
        var container = textRange.parentElement();
        var offset;
        var tester = document.body.createTextRange();
        var prevContainer;
        var childNodes = lists.from(container.childNodes);
        for (offset = 0; offset < childNodes.length; offset++) {
            if (dom.isText(childNodes[offset])) {
                continue;
            }
            tester.moveToElementText(childNodes[offset]);
            if (tester.compareEndPoints('StartToStart', textRange) >= 0) {
                break;
            }
            prevContainer = childNodes[offset];
        }
        if (offset !== 0 && dom.isText(childNodes[offset - 1])) {
            var textRangeStart = document.body.createTextRange();
            var curTextNode = null;
            textRangeStart.moveToElementText(prevContainer || container);
            textRangeStart.collapse(!prevContainer);
            curTextNode = prevContainer ? prevContainer.nextSibling : container.firstChild;
            var pointTester = textRange.duplicate();
            pointTester.setEndPoint('StartToStart', textRangeStart);
            var textCount = pointTester.text.replace(/[\r\n]/g, '').length;
            while (textCount > curTextNode.nodeValue.length && curTextNode.nextSibling) {
                textCount -= curTextNode.nodeValue.length;
                curTextNode = curTextNode.nextSibling;
            }
            // [workaround] enforce IE to re-reference curTextNode, hack
            var dummy = curTextNode.nodeValue; // eslint-disable-line
            if (isStart && curTextNode.nextSibling && dom.isText(curTextNode.nextSibling) &&
                textCount === curTextNode.nodeValue.length) {
                textCount -= curTextNode.nodeValue.length;
                curTextNode = curTextNode.nextSibling;
            }
            container = curTextNode;
            offset = textCount;
        }
        return {
            cont: container,
            offset: offset
        };
    }
    /**
     * return TextRange from boundary point (inspired by google closure-library)
     * @param {BoundaryPoint} point
     * @return {TextRange}
     */
    function pointToTextRange(point) {
        var textRangeInfo = function (container, offset) {
            var node, isCollapseToStart;
            if (dom.isText(container)) {
                var prevTextNodes = dom.listPrev(container, func.not(dom.isText));
                var prevContainer = lists.last(prevTextNodes).previousSibling;
                node = prevContainer || container.parentNode;
                offset += lists.sum(lists.tail(prevTextNodes), dom.nodeLength);
                isCollapseToStart = !prevContainer;
            } else {
                node = container.childNodes[offset] || container;
                if (dom.isText(node)) {
                    return textRangeInfo(node, 0);
                }
                offset = 0;
                isCollapseToStart = false;
            }
            return {
                node: node,
                collapseToStart: isCollapseToStart,
                offset: offset
            };
        };
        var textRange = document.body.createTextRange();
        var info = textRangeInfo(point.node, point.offset);
        textRange.moveToElementText(info.node);
        textRange.collapse(info.collapseToStart);
        textRange.moveStart('character', info.offset);
        return textRange;
    }
    /**
     * Wrapped Range
     *
     * @constructor
     * @param {Node} sc - start container
     * @param {Number} so - start offset
     * @param {Node} ec - end container
     * @param {Number} eo - end offset
     */
    var WrappedRange = /** @class */ (function () {
        function WrappedRange(sc, so, ec, eo) {
            this.sc = sc;
            this.so = so;
            this.ec = ec;
            this.eo = eo;
            // isOnEditable: judge whether range is on editable or not
            this.isOnEditable = this.makeIsOn(dom.isEditable);
            // isOnList: judge whether range is on list node or not
            this.isOnList = this.makeIsOn(dom.isList);
            // isOnAnchor: judge whether range is on anchor node or not
            this.isOnAnchor = this.makeIsOn(dom.isAnchor);
            // isOnCell: judge whether range is on cell node or not
            this.isOnCell = this.makeIsOn(dom.isCell);
            // isOnData: judge whether range is on data node or not
            this.isOnData = this.makeIsOn(dom.isData);
        }
        // nativeRange: get nativeRange from sc, so, ec, eo
        WrappedRange.prototype.nativeRange = function () {
            if (env.isW3CRangeSupport) {
                var w3cRange = document.createRange();
                w3cRange.setStart(this.sc, this.so);
                w3cRange.setEnd(this.ec, this.eo);
                return w3cRange;
            } else {
                var textRange = pointToTextRange({
                    node: this.sc,
                    offset: this.so
                });
                textRange.setEndPoint('EndToEnd', pointToTextRange({
                    node: this.ec,
                    offset: this.eo
                }));
                return textRange;
            }
        };
        WrappedRange.prototype.getPoints = function () {
            return {
                sc: this.sc,
                so: this.so,
                ec: this.ec,
                eo: this.eo
            };
        };
        WrappedRange.prototype.getStartPoint = function () {
            return {
                node: this.sc,
                offset: this.so
            };
        };
        WrappedRange.prototype.getEndPoint = function () {
            return {
                node: this.ec,
                offset: this.eo
            };
        };
        /**
         * select update visible range
         */
        WrappedRange.prototype.select = function () {
            var nativeRng = this.nativeRange();
            if (env.isW3CRangeSupport) {
                var selection = document.getSelection();
                if (selection.rangeCount > 0) {
                    selection.removeAllRanges();
                }
                selection.addRange(nativeRng);
            } else {
                nativeRng.select();
            }
            return this;
        };
        /**
         * Moves the scrollbar to start container(sc) of current range
         *
         * @return {WrappedRange}
         */
        WrappedRange.prototype.scrollIntoView = function (container) {
            var height = $$1(container).height();
            if (container.scrollTop + height < this.sc.offsetTop) {
                container.scrollTop += Math.abs(container.scrollTop + height - this.sc.offsetTop);
            }
            return this;
        };
        /**
         * @return {WrappedRange}
         */
        WrappedRange.prototype.normalize = function () {
            /**
             * @param {BoundaryPoint} point
             * @param {Boolean} isLeftToRight
             * @return {BoundaryPoint}
             */
            var getVisiblePoint = function (point, isLeftToRight) {
                if ((dom.isVisiblePoint(point) && !dom.isEdgePoint(point)) ||
                    (dom.isVisiblePoint(point) && dom.isRightEdgePoint(point) && !isLeftToRight) ||
                    (dom.isVisiblePoint(point) && dom.isLeftEdgePoint(point) && isLeftToRight) ||
                    (dom.isVisiblePoint(point) && dom.isBlock(point.node) && dom.isEmpty(point.node))) {
                    return point;
                }
                // point on block's edge
                var block = dom.ancestor(point.node, dom.isBlock);
                if (((dom.isLeftEdgePointOf(point, block) || dom.isVoid(dom.prevPoint(point).node)) && !isLeftToRight) ||
                    ((dom.isRightEdgePointOf(point, block) || dom.isVoid(dom.nextPoint(point).node)) && isLeftToRight)) {
                    // returns point already on visible point
                    if (dom.isVisiblePoint(point)) {
                        return point;
                    }
                    // reverse direction
                    isLeftToRight = !isLeftToRight;
                }
                var nextPoint = isLeftToRight ? dom.nextPointUntil(dom.nextPoint(point), dom.isVisiblePoint) :
                    dom.prevPointUntil(dom.prevPoint(point), dom.isVisiblePoint);
                return nextPoint || point;
            };
            var endPoint = getVisiblePoint(this.getEndPoint(), false);
            var startPoint = this.isCollapsed() ? endPoint : getVisiblePoint(this.getStartPoint(), true);
            return new WrappedRange(startPoint.node, startPoint.offset, endPoint.node, endPoint.offset);
        };
        /**
         * returns matched nodes on range
         *
         * @param {Function} [pred] - predicate function
         * @param {Object} [options]
         * @param {Boolean} [options.includeAncestor]
         * @param {Boolean} [options.fullyContains]
         * @return {Node[]}
         */
        WrappedRange.prototype.nodes = function (pred, options) {
            pred = pred || func.ok;
            var includeAncestor = options && options.includeAncestor;
            var fullyContains = options && options.fullyContains;
            // TODO compare points and sort
            var startPoint = this.getStartPoint();
            var endPoint = this.getEndPoint();
            var nodes = [];
            var leftEdgeNodes = [];
            dom.walkPoint(startPoint, endPoint, function (point) {
                if (dom.isEditable(point.node)) {
                    return;
                }
                var node;
                if (fullyContains) {
                    if (dom.isLeftEdgePoint(point)) {
                        leftEdgeNodes.push(point.node);
                    }
                    if (dom.isRightEdgePoint(point) && lists.contains(leftEdgeNodes, point.node)) {
                        node = point.node;
                    }
                } else if (includeAncestor) {
                    node = dom.ancestor(point.node, pred);
                } else {
                    node = point.node;
                }
                if (node && pred(node)) {
                    nodes.push(node);
                }
            }, true);
            return lists.unique(nodes);
        };
        /**
         * returns commonAncestor of range
         * @return {Element} - commonAncestor
         */
        WrappedRange.prototype.commonAncestor = function () {
            return dom.commonAncestor(this.sc, this.ec);
        };
        /**
         * returns expanded range by pred
         *
         * @param {Function} pred - predicate function
         * @return {WrappedRange}
         */
        WrappedRange.prototype.expand = function (pred) {
            var startAncestor = dom.ancestor(this.sc, pred);
            var endAncestor = dom.ancestor(this.ec, pred);
            if (!startAncestor && !endAncestor) {
                return new WrappedRange(this.sc, this.so, this.ec, this.eo);
            }
            var boundaryPoints = this.getPoints();
            if (startAncestor) {
                boundaryPoints.sc = startAncestor;
                boundaryPoints.so = 0;
            }
            if (endAncestor) {
                boundaryPoints.ec = endAncestor;
                boundaryPoints.eo = dom.nodeLength(endAncestor);
            }
            return new WrappedRange(boundaryPoints.sc, boundaryPoints.so, boundaryPoints.ec, boundaryPoints.eo);
        };
        /**
         * @param {Boolean} isCollapseToStart
         * @return {WrappedRange}
         */
        WrappedRange.prototype.collapse = function (isCollapseToStart) {
            if (isCollapseToStart) {
                return new WrappedRange(this.sc, this.so, this.sc, this.so);
            } else {
                return new WrappedRange(this.ec, this.eo, this.ec, this.eo);
            }
        };
        /**
         * splitText on range
         */
        WrappedRange.prototype.splitText = function () {
            var isSameContainer = this.sc === this.ec;
            var boundaryPoints = this.getPoints();
            if (dom.isText(this.ec) && !dom.isEdgePoint(this.getEndPoint())) {
                this.ec.splitText(this.eo);
            }
            if (dom.isText(this.sc) && !dom.isEdgePoint(this.getStartPoint())) {
                boundaryPoints.sc = this.sc.splitText(this.so);
                boundaryPoints.so = 0;
                if (isSameContainer) {
                    boundaryPoints.ec = boundaryPoints.sc;
                    boundaryPoints.eo = this.eo - this.so;
                }
            }
            return new WrappedRange(boundaryPoints.sc, boundaryPoints.so, boundaryPoints.ec, boundaryPoints.eo);
        };
        /**
         * delete contents on range
         * @return {WrappedRange}
         */
        WrappedRange.prototype.deleteContents = function () {
            if (this.isCollapsed()) {
                return this;
            }
            var rng = this.splitText();
            var nodes = rng.nodes(null, {
                fullyContains: true
            });
            // find new cursor point
            var point = dom.prevPointUntil(rng.getStartPoint(), function (point) {
                return !lists.contains(nodes, point.node);
            });
            var emptyParents = [];
            $$1.each(nodes, function (idx, node) {
                // find empty parents
                var parent = node.parentNode;
                if (point.node !== parent && dom.nodeLength(parent) === 1) {
                    emptyParents.push(parent);
                }
                dom.remove(node, false);
            });
            // remove empty parents
            $$1.each(emptyParents, function (idx, node) {
                dom.remove(node, false);
            });
            return new WrappedRange(point.node, point.offset, point.node, point.offset).normalize();
        };
        /**
         * makeIsOn: return isOn(pred) function
         */
        WrappedRange.prototype.makeIsOn = function (pred) {
            return function () {
                var ancestor = dom.ancestor(this.sc, pred);
                return !!ancestor && (ancestor === dom.ancestor(this.ec, pred));
            };
        };
        /**
         * @param {Function} pred
         * @return {Boolean}
         */
        WrappedRange.prototype.isLeftEdgeOf = function (pred) {
            if (!dom.isLeftEdgePoint(this.getStartPoint())) {
                return false;
            }
            var node = dom.ancestor(this.sc, pred);
            return node && dom.isLeftEdgeOf(this.sc, node);
        };
        /**
         * returns whether range was collapsed or not
         */
        WrappedRange.prototype.isCollapsed = function () {
            return this.sc === this.ec && this.so === this.eo;
        };
        /**
         * wrap inline nodes which children of body with paragraph
         *
         * @return {WrappedRange}
         */
        WrappedRange.prototype.wrapBodyInlineWithPara = function () {
            if (dom.isBodyContainer(this.sc) && dom.isEmpty(this.sc)) {
                this.sc.innerHTML = dom.emptyPara;
                return new WrappedRange(this.sc.firstChild, 0, this.sc.firstChild, 0);
            }
            /**
             * [workaround] firefox often create range on not visible point. so normalize here.
             *  - firefox: |<p>text</p>|
             *  - chrome: <p>|text|</p>
             */
            var rng = this.normalize();
            if (dom.isParaInline(this.sc) || dom.isPara(this.sc)) {
                return rng;
            }
            // find inline top ancestor
            var topAncestor;
            if (dom.isInline(rng.sc)) {
                var ancestors = dom.listAncestor(rng.sc, func.not(dom.isInline));
                topAncestor = lists.last(ancestors);
                if (!dom.isInline(topAncestor)) {
                    topAncestor = ancestors[ancestors.length - 2] || rng.sc.childNodes[rng.so];
                }
            } else {
                topAncestor = rng.sc.childNodes[rng.so > 0 ? rng.so - 1 : 0];
            }
            // siblings not in paragraph
            var inlineSiblings = dom.listPrev(topAncestor, dom.isParaInline).reverse();
            inlineSiblings = inlineSiblings.concat(dom.listNext(topAncestor.nextSibling, dom.isParaInline));
            // wrap with paragraph
            if (inlineSiblings.length) {
                var para = dom.wrap(lists.head(inlineSiblings), 'p');
                dom.appendChildNodes(para, lists.tail(inlineSiblings));
            }
            return this.normalize();
        };
        /**
         * insert node at current cursor
         *
         * @param {Node} node
         * @return {Node}
         */
        WrappedRange.prototype.insertNode = function (node) {
            var rng = this.wrapBodyInlineWithPara().deleteContents();
            var info = dom.splitPoint(rng.getStartPoint(), dom.isInline(node));
            if (info.rightNode) {
                info.rightNode.parentNode.insertBefore(node, info.rightNode);
            } else {
                info.container.appendChild(node);
            }
            return node;
        };
        /**
         * insert html at current cursor
         */
        WrappedRange.prototype.pasteHTML = function (markup) {
            var contentsContainer = $$1('<div></div>').html(markup)[0];
            var childNodes = lists.from(contentsContainer.childNodes);
            var rng = this.wrapBodyInlineWithPara().deleteContents();
            return childNodes.reverse().map(function (childNode) {
                return rng.insertNode(childNode);
            }).reverse();
        };
        /**
         * returns text in range
         *
         * @return {String}
         */
        WrappedRange.prototype.toString = function () {
            var nativeRng = this.nativeRange();
            return env.isW3CRangeSupport ? nativeRng.toString() : nativeRng.text;
        };
        /**
         * returns range for word before cursor
         *
         * @param {Boolean} [findAfter] - find after cursor, default: false
         * @return {WrappedRange}
         */
        WrappedRange.prototype.getWordRange = function (findAfter) {
            var endPoint = this.getEndPoint();
            if (!dom.isCharPoint(endPoint)) {
                return this;
            }
            var startPoint = dom.prevPointUntil(endPoint, function (point) {
                return !dom.isCharPoint(point);
            });
            if (findAfter) {
                endPoint = dom.nextPointUntil(endPoint, function (point) {
                    return !dom.isCharPoint(point);
                });
            }
            return new WrappedRange(startPoint.node, startPoint.offset, endPoint.node, endPoint.offset);
        };
        /**
         * create offsetPath bookmark
         *
         * @param {Node} editable
         */
        WrappedRange.prototype.bookmark = function (editable) {
            return {
                s: {
                    path: dom.makeOffsetPath(editable, this.sc),
                    offset: this.so
                },
                e: {
                    path: dom.makeOffsetPath(editable, this.ec),
                    offset: this.eo
                }
            };
        };
        /**
         * create offsetPath bookmark base on paragraph
         *
         * @param {Node[]} paras
         */
        WrappedRange.prototype.paraBookmark = function (paras) {
            return {
                s: {
                    path: lists.tail(dom.makeOffsetPath(lists.head(paras), this.sc)),
                    offset: this.so
                },
                e: {
                    path: lists.tail(dom.makeOffsetPath(lists.last(paras), this.ec)),
                    offset: this.eo
                }
            };
        };
        /**
         * getClientRects
         * @return {Rect[]}
         */
        WrappedRange.prototype.getClientRects = function () {
            var nativeRng = this.nativeRange();
            return nativeRng.getClientRects();
        };
        return WrappedRange;
    }());
    /**
     * Data structure
     *  * BoundaryPoint: a point of dom tree
     *  * BoundaryPoints: two boundaryPoints corresponding to the start and the end of the Range
     *
     * See to http://www.w3.org/TR/DOM-Level-2-Traversal-Range/ranges.html#Level-2-Range-Position
     */
    var range = {
        /**
         * create Range Object From arguments or Browser Selection
         *
         * @param {Node} sc - start container
         * @param {Number} so - start offset
         * @param {Node} ec - end container
         * @param {Number} eo - end offset
         * @return {WrappedRange}
         */
        create: function (sc, so, ec, eo) {
            if (arguments.length === 4) {
                return new WrappedRange(sc, so, ec, eo);
            } else if (arguments.length === 2) {
                ec = sc;
                eo = so;
                return new WrappedRange(sc, so, ec, eo);
            } else {
                var wrappedRange = this.createFromSelection();
                if (!wrappedRange && arguments.length === 1) {
                    wrappedRange = this.createFromNode(arguments[0]);
                    return wrappedRange.collapse(dom.emptyPara === arguments[0].innerHTML);
                }
                return wrappedRange;
            }
        },
        createFromSelection: function () {
            var sc, so, ec, eo;
            if (env.isW3CRangeSupport) {
                var selection = document.getSelection();
                if (!selection || selection.rangeCount === 0) {
                    return null;
                } else if (dom.isBody(selection.anchorNode)) {
                    // Firefox: returns entire body as range on initialization.
                    // We won't never need it.
                    return null;
                }
                var nativeRng = selection.getRangeAt(0);
                sc = nativeRng.startContainer;
                so = nativeRng.startOffset;
                ec = nativeRng.endContainer;
                eo = nativeRng.endOffset;
            } else {
                var textRange = document.selection.createRange();
                var textRangeEnd = textRange.duplicate();
                textRangeEnd.collapse(false);
                var textRangeStart = textRange;
                textRangeStart.collapse(true);
                var startPoint = textRangeToPoint(textRangeStart, true);
                var endPoint = textRangeToPoint(textRangeEnd, false);
                // same visible point case: range was collapsed.
                if (dom.isText(startPoint.node) && dom.isLeftEdgePoint(startPoint) &&
                    dom.isTextNode(endPoint.node) && dom.isRightEdgePoint(endPoint) &&
                    endPoint.node.nextSibling === startPoint.node) {
                    startPoint = endPoint;
                }
                sc = startPoint.cont;
                so = startPoint.offset;
                ec = endPoint.cont;
                eo = endPoint.offset;
            }
            return new WrappedRange(sc, so, ec, eo);
        },
        /**
         * @method
         *
         * create WrappedRange from node
         *
         * @param {Node} node
         * @return {WrappedRange}
         */
        createFromNode: function (node) {
            var sc = node;
            var so = 0;
            var ec = node;
            var eo = dom.nodeLength(ec);
            // browsers can't target a picture or void node
            if (dom.isVoid(sc)) {
                so = dom.listPrev(sc).length - 1;
                sc = sc.parentNode;
            }
            if (dom.isBR(ec)) {
                eo = dom.listPrev(ec).length - 1;
                ec = ec.parentNode;
            } else if (dom.isVoid(ec)) {
                eo = dom.listPrev(ec).length;
                ec = ec.parentNode;
            }
            return this.create(sc, so, ec, eo);
        },
        /**
         * create WrappedRange from node after position
         *
         * @param {Node} node
         * @return {WrappedRange}
         */
        createFromNodeBefore: function (node) {
            return this.createFromNode(node).collapse(true);
        },
        /**
         * create WrappedRange from node after position
         *
         * @param {Node} node
         * @return {WrappedRange}
         */
        createFromNodeAfter: function (node) {
            return this.createFromNode(node).collapse();
        },
        /**
         * @method
         *
         * create WrappedRange from bookmark
         *
         * @param {Node} editable
         * @param {Object} bookmark
         * @return {WrappedRange}
         */
        createFromBookmark: function (editable, bookmark) {
            var sc = dom.fromOffsetPath(editable, bookmark.s.path);
            var so = bookmark.s.offset;
            var ec = dom.fromOffsetPath(editable, bookmark.e.path);
            var eo = bookmark.e.offset;
            return new WrappedRange(sc, so, ec, eo);
        },
        /**
         * @method
         *
         * create WrappedRange from paraBookmark
         *
         * @param {Object} bookmark
         * @param {Node[]} paras
         * @return {WrappedRange}
         */
        createFromParaBookmark: function (bookmark, paras) {
            var so = bookmark.s.offset;
            var eo = bookmark.e.offset;
            var sc = dom.fromOffsetPath(lists.head(paras), bookmark.s.path);
            var ec = dom.fromOffsetPath(lists.last(paras), bookmark.e.path);
            return new WrappedRange(sc, so, ec, eo);
        }
    };

    /**
     * @method readFileAsDataURL
     *
     * read contents of file as representing URL
     *
     * @param {File} file
     * @return {Promise} - then: dataUrl
     */
    function readFileAsDataURL(file) {
        return $$1.Deferred(function (deferred) {
            $$1.extend(new FileReader(), {
                onload: function (e) {
                    var dataURL = e.target.result;
                    deferred.resolve(dataURL);
                },
                onerror: function (err) {
                    deferred.reject(err);
                }
            }).readAsDataURL(file);
        }).promise();
    }
    /**
     * @method createImage
     *
     * create `<image>` from url string
     *
     * @param {String} url
     * @return {Promise} - then: $image
     */
    function createImage(url) {
        return $$1.Deferred(function (deferred) {
            var $img = $$1('<img>');
            $img.one('load', function () {
                $img.off('error abort');
                deferred.resolve($img);
            }).one('error abort', function () {
                $img.off('load').detach();
                deferred.reject($img);
            }).css({
                display: 'none'
            }).appendTo(document.body).attr('src', url);
        }).promise();
    }

    var History = /** @class */ (function () {
        function History($editable) {
            this.stack = [];
            this.stackOffset = -1;
            this.$editable = $editable;
            this.editable = $editable[0];
        }
        History.prototype.makeSnapshot = function () {
            var rng = range.create(this.editable);
            var emptyBookmark = {
                s: {
                    path: [],
                    offset: 0
                },
                e: {
                    path: [],
                    offset: 0
                }
            };
            return {
                contents: this.$editable.html(),
                bookmark: (rng ? rng.bookmark(this.editable) : emptyBookmark)
            };
        };
        History.prototype.applySnapshot = function (snapshot) {
            if (snapshot.contents !== null) {
                this.$editable.html(snapshot.contents);
            }
            if (snapshot.bookmark !== null) {
                range.createFromBookmark(this.editable, snapshot.bookmark).select();
            }
        };
        /**
         * @method rewind
         * Rewinds the history stack back to the first snapshot taken.
         * Leaves the stack intact, so that "Redo" can still be used.
         */
        History.prototype.rewind = function () {
            // Create snap shot if not yet recorded
            if (this.$editable.html() !== this.stack[this.stackOffset].contents) {
                this.recordUndo();
            }
            // Return to the first available snapshot.
            this.stackOffset = 0;
            // Apply that snapshot.
            this.applySnapshot(this.stack[this.stackOffset]);
        };
        /**
         * @method reset
         * Resets the history stack completely; reverting to an empty editor.
         */
        History.prototype.reset = function () {
            // Clear the stack.
            this.stack = [];
            // Restore stackOffset to its original value.
            this.stackOffset = -1;
            // Clear the editable area.
            this.$editable.html('');
            // Record our first snapshot (of nothing).
            this.recordUndo();
        };
        /**
         * undo
         */
        History.prototype.undo = function () {
            // Create snap shot if not yet recorded
            if (this.$editable.html() !== this.stack[this.stackOffset].contents) {
                this.recordUndo();
            }
            if (this.stackOffset > 0) {
                this.stackOffset--;
                this.applySnapshot(this.stack[this.stackOffset]);
            }
        };
        /**
         * redo
         */
        History.prototype.redo = function () {
            if (this.stack.length - 1 > this.stackOffset) {
                this.stackOffset++;
                this.applySnapshot(this.stack[this.stackOffset]);
            }
        };
        /**
         * recorded undo
         */
        History.prototype.recordUndo = function () {
            this.stackOffset++;
            // Wash out stack after stackOffset
            if (this.stack.length > this.stackOffset) {
                this.stack = this.stack.slice(0, this.stackOffset);
            }
            // Create new snapshot and push it to the end
            this.stack.push(this.makeSnapshot());
        };
        return History;
    }());

    var Style = /** @class */ (function () {
        function Style() {}
        /**
         * @method jQueryCSS
         *
         * [workaround] for old jQuery
         * passing an array of style properties to .css()
         * will result in an object of property-value pairs.
         * (compability with version < 1.9)
         *
         * @private
         * @param  {jQuery} $obj
         * @param  {Array} propertyNames - An array of one or more CSS properties.
         * @return {Object}
         */
        Style.prototype.jQueryCSS = function ($obj, propertyNames) {
            if (env.jqueryVersion < 1.9) {
                var result_1 = {};
                $$1.each(propertyNames, function (idx, propertyName) {
                    result_1[propertyName] = $obj.css(propertyName);
                });
                return result_1;
            }
            return $obj.css(propertyNames);
        };
        /**
         * returns style object from node
         *
         * @param {jQuery} $node
         * @return {Object}
         */
        Style.prototype.fromNode = function ($node) {
            var properties = ['font-family', 'font-size', 'text-align', 'list-style-type', 'line-height'];
            var styleInfo = this.jQueryCSS($node, properties) || {};
            styleInfo['font-size'] = parseInt(styleInfo['font-size'], 10);
            return styleInfo;
        };
        /**
         * paragraph level style
         *
         * @param {WrappedRange} rng
         * @param {Object} styleInfo
         */
        Style.prototype.stylePara = function (rng, styleInfo) {
            $$1.each(rng.nodes(dom.isPara, {
                includeAncestor: true
            }), function (idx, para) {
                $$1(para).css(styleInfo);
            });
        };
        /**
         * insert and returns styleNodes on range.
         *
         * @param {WrappedRange} rng
         * @param {Object} [options] - options for styleNodes
         * @param {String} [options.nodeName] - default: `SPAN`
         * @param {Boolean} [options.expandClosestSibling] - default: `false`
         * @param {Boolean} [options.onlyPartialContains] - default: `false`
         * @return {Node[]}
         */
        Style.prototype.styleNodes = function (rng, options) {
            rng = rng.splitText();
            var nodeName = (options && options.nodeName) || 'SPAN';
            var expandClosestSibling = !!(options && options.expandClosestSibling);
            var onlyPartialContains = !!(options && options.onlyPartialContains);
            if (rng.isCollapsed()) {
                return [rng.insertNode(dom.create(nodeName))];
            }
            var pred = dom.makePredByNodeName(nodeName);
            var nodes = rng.nodes(dom.isText, {
                fullyContains: true
            }).map(function (text) {
                return dom.singleChildAncestor(text, pred) || dom.wrap(text, nodeName);
            });
            if (expandClosestSibling) {
                if (onlyPartialContains) {
                    var nodesInRange_1 = rng.nodes();
                    // compose with partial contains predication
                    pred = func.and(pred, function (node) {
                        return lists.contains(nodesInRange_1, node);
                    });
                }
                return nodes.map(function (node) {
                    var siblings = dom.withClosestSiblings(node, pred);
                    var head = lists.head(siblings);
                    var tails = lists.tail(siblings);
                    $$1.each(tails, function (idx, elem) {
                        dom.appendChildNodes(head, elem.childNodes);
                        dom.remove(elem);
                    });
                    return lists.head(siblings);
                });
            } else {
                return nodes;
            }
        };
        /**
         * get current style on cursor
         *
         * @param {WrappedRange} rng
         * @return {Object} - object contains style properties.
         */
        Style.prototype.current = function (rng) {
            var $cont = $$1(!dom.isElement(rng.sc) ? rng.sc.parentNode : rng.sc);
            var styleInfo = this.fromNode($cont);
            // document.queryCommandState for toggle state
            // [workaround] prevent Firefox nsresult: "0x80004005 (NS_ERROR_FAILURE)"
            try {
                styleInfo = $$1.extend(styleInfo, {
                    'font-bold': document.queryCommandState('bold') ? 'bold' : 'normal',
                    'font-italic': document.queryCommandState('italic') ? 'italic' : 'normal',
                    'font-underline': document.queryCommandState('underline') ? 'underline' : 'normal',
                    'font-subscript': document.queryCommandState('subscript') ? 'subscript' : 'normal',
                    'font-superscript': document.queryCommandState('superscript') ? 'superscript' : 'normal',
                    'font-strikethrough': document.queryCommandState('strikethrough') ? 'strikethrough' : 'normal',
                    'font-family': document.queryCommandValue('fontname') || styleInfo['font-family']
                });
            } catch (e) {}
            // list-style-type to list-style(unordered, ordered)
            if (!rng.isOnList()) {
                styleInfo['list-style'] = 'none';
            } else {
                var orderedTypes = ['circle', 'disc', 'disc-leading-zero', 'square'];
                var isUnordered = $$1.inArray(styleInfo['list-style-type'], orderedTypes) > -1;
                styleInfo['list-style'] = isUnordered ? 'unordered' : 'ordered';
            }
            var para = dom.ancestor(rng.sc, dom.isPara);
            if (para && para.style['line-height']) {
                styleInfo['line-height'] = para.style.lineHeight;
            } else {
                var lineHeight = parseInt(styleInfo['line-height'], 10) / parseInt(styleInfo['font-size'], 10);
                styleInfo['line-height'] = lineHeight.toFixed(1);
            }
            styleInfo.anchor = rng.isOnAnchor() && dom.ancestor(rng.sc, dom.isAnchor);
            styleInfo.ancestors = dom.listAncestor(rng.sc, dom.isEditable);
            styleInfo.range = rng;
            return styleInfo;
        };
        return Style;
    }());

    var Bullet = /** @class */ (function () {
        function Bullet() {}
        /**
         * toggle ordered list
         */
        Bullet.prototype.insertOrderedList = function (editable) {
            this.toggleList('OL', editable);
        };
        /**
         * toggle unordered list
         */
        Bullet.prototype.insertUnorderedList = function (editable) {
            this.toggleList('UL', editable);
        };
        /**
         * indent
         */
        Bullet.prototype.indent = function (editable) {
            var _this = this;
            var rng = range.create(editable).wrapBodyInlineWithPara();
            var paras = rng.nodes(dom.isPara, {
                includeAncestor: true
            });
            var clustereds = lists.clusterBy(paras, func.peq2('parentNode'));
            $$1.each(clustereds, function (idx, paras) {
                var head = lists.head(paras);
                if (dom.isLi(head)) {
                    _this.wrapList(paras, head.parentNode.nodeName);
                } else {
                    $$1.each(paras, function (idx, para) {
                        $$1(para).css('marginLeft', function (idx, val) {
                            return (parseInt(val, 10) || 0) + 25;
                        });
                    });
                }
            });
            rng.select();
        };
        /**
         * outdent
         */
        Bullet.prototype.outdent = function (editable) {
            var _this = this;
            var rng = range.create(editable).wrapBodyInlineWithPara();
            var paras = rng.nodes(dom.isPara, {
                includeAncestor: true
            });
            var clustereds = lists.clusterBy(paras, func.peq2('parentNode'));
            $$1.each(clustereds, function (idx, paras) {
                var head = lists.head(paras);
                if (dom.isLi(head)) {
                    _this.releaseList([paras]);
                } else {
                    $$1.each(paras, function (idx, para) {
                        $$1(para).css('marginLeft', function (idx, val) {
                            val = (parseInt(val, 10) || 0);
                            return val > 25 ? val - 25 : '';
                        });
                    });
                }
            });
            rng.select();
        };
        /**
         * toggle list
         *
         * @param {String} listName - OL or UL
         */
        Bullet.prototype.toggleList = function (listName, editable) {
            var _this = this;
            var rng = range.create(editable).wrapBodyInlineWithPara();
            var paras = rng.nodes(dom.isPara, {
                includeAncestor: true
            });
            var bookmark = rng.paraBookmark(paras);
            var clustereds = lists.clusterBy(paras, func.peq2('parentNode'));
            // paragraph to list
            if (lists.find(paras, dom.isPurePara)) {
                var wrappedParas_1 = [];
                $$1.each(clustereds, function (idx, paras) {
                    wrappedParas_1 = wrappedParas_1.concat(_this.wrapList(paras, listName));
                });
                paras = wrappedParas_1;
                // list to paragraph or change list style
            } else {
                var diffLists = rng.nodes(dom.isList, {
                    includeAncestor: true
                }).filter(function (listNode) {
                    return !$$1.nodeName(listNode, listName);
                });
                if (diffLists.length) {
                    $$1.each(diffLists, function (idx, listNode) {
                        dom.replace(listNode, listName);
                    });
                } else {
                    paras = this.releaseList(clustereds, true);
                }
            }
            range.createFromParaBookmark(bookmark, paras).select();
        };
        /**
         * @param {Node[]} paras
         * @param {String} listName
         * @return {Node[]}
         */
        Bullet.prototype.wrapList = function (paras, listName) {
            var head = lists.head(paras);
            var last = lists.last(paras);
            var prevList = dom.isList(head.previousSibling) && head.previousSibling;
            var nextList = dom.isList(last.nextSibling) && last.nextSibling;
            var listNode = prevList || dom.insertAfter(dom.create(listName || 'UL'), last);
            // P to LI
            paras = paras.map(function (para) {
                return dom.isPurePara(para) ? dom.replace(para, 'LI') : para;
            });
            // append to list(<ul>, <ol>)
            dom.appendChildNodes(listNode, paras);
            if (nextList) {
                dom.appendChildNodes(listNode, lists.from(nextList.childNodes));
                dom.remove(nextList);
            }
            return paras;
        };
        /**
         * @method releaseList
         *
         * @param {Array[]} clustereds
         * @param {Boolean} isEscapseToBody
         * @return {Node[]}
         */
        Bullet.prototype.releaseList = function (clustereds, isEscapseToBody) {
            var releasedParas = [];
            $$1.each(clustereds, function (idx, paras) {
                var head = lists.head(paras);
                var last = lists.last(paras);
                var headList = isEscapseToBody ? dom.lastAncestor(head, dom.isList) : head.parentNode;
                var lastList = headList.childNodes.length > 1 ? dom.splitTree(headList, {
                    node: last.parentNode,
                    offset: dom.position(last) + 1
                }, {
                    isSkipPaddingBlankHTML: true
                }) : null;
                var middleList = dom.splitTree(headList, {
                    node: head.parentNode,
                    offset: dom.position(head)
                }, {
                    isSkipPaddingBlankHTML: true
                });
                paras = isEscapseToBody ? dom.listDescendant(middleList, dom.isLi) :
                    lists.from(middleList.childNodes).filter(dom.isLi);
                // LI to P
                if (isEscapseToBody || !dom.isList(headList.parentNode)) {
                    paras = paras.map(function (para) {
                        return dom.replace(para, 'P');
                    });
                }
                $$1.each(lists.from(paras).reverse(), function (idx, para) {
                    dom.insertAfter(para, headList);
                });
                // remove empty lists
                var rootLists = lists.compact([headList, middleList, lastList]);
                $$1.each(rootLists, function (idx, rootList) {
                    var listNodes = [rootList].concat(dom.listDescendant(rootList, dom.isList));
                    $$1.each(listNodes.reverse(), function (idx, listNode) {
                        if (!dom.nodeLength(listNode)) {
                            dom.remove(listNode, true);
                        }
                    });
                });
                releasedParas = releasedParas.concat(paras);
            });
            return releasedParas;
        };
        return Bullet;
    }());

    /**
     * @class editing.Typing
     *
     * Typing
     *
     */
    var Typing = /** @class */ (function () {
        function Typing() {
            // a Bullet instance to toggle lists off
            this.bullet = new Bullet();
        }
        /**
         * insert tab
         *
         * @param {WrappedRange} rng
         * @param {Number} tabsize
         */
        Typing.prototype.insertTab = function (rng, tabsize) {
            var tab = dom.createText(new Array(tabsize + 1).join(dom.NBSP_CHAR));
            rng = rng.deleteContents();
            rng.insertNode(tab, true);
            rng = range.create(tab, tabsize);
            rng.select();
        };
        /**
         * insert paragraph
         */
        Typing.prototype.insertParagraph = function (editable) {
            var rng = range.create(editable);
            // deleteContents on range.
            rng = rng.deleteContents();
            // Wrap range if it needs to be wrapped by paragraph
            rng = rng.wrapBodyInlineWithPara();
            // finding paragraph
            var splitRoot = dom.ancestor(rng.sc, dom.isPara);
            var nextPara;
            // on paragraph: split paragraph
            if (splitRoot) {
                // if it is an empty line with li
                if (dom.isEmpty(splitRoot) && dom.isLi(splitRoot)) {
                    // toogle UL/OL and escape
                    this.bullet.toggleList(splitRoot.parentNode.nodeName);
                    return;
                    // if it is an empty line with para on blockquote
                } else if (dom.isEmpty(splitRoot) && dom.isPara(splitRoot) && dom.isBlockquote(splitRoot.parentNode)) {
                    // escape blockquote
                    dom.insertAfter(splitRoot, splitRoot.parentNode);
                    nextPara = splitRoot;
                    // if new line has content (not a line break)
                } else {
                    nextPara = dom.splitTree(splitRoot, rng.getStartPoint());
                    var emptyAnchors = dom.listDescendant(splitRoot, dom.isEmptyAnchor);
                    emptyAnchors = emptyAnchors.concat(dom.listDescendant(nextPara, dom.isEmptyAnchor));
                    $$1.each(emptyAnchors, function (idx, anchor) {
                        dom.remove(anchor);
                    });
                    // replace empty heading, pre or custom-made styleTag with P tag
                    if ((dom.isHeading(nextPara) || dom.isPre(nextPara) || dom.isCustomStyleTag(nextPara)) && dom.isEmpty(nextPara)) {
                        nextPara = dom.replace(nextPara, 'p');
                    }
                }
                // no paragraph: insert empty paragraph
            } else {
                var next = rng.sc.childNodes[rng.so];
                nextPara = $$1(dom.emptyPara)[0];
                if (next) {
                    rng.sc.insertBefore(nextPara, next);
                } else {
                    rng.sc.appendChild(nextPara);
                }
            }
            range.create(nextPara, 0).normalize().select().scrollIntoView(editable);
        };
        return Typing;
    }());

    /**
     * @class Create a virtual table to create what actions to do in change.
     * @param {object} startPoint Cell selected to apply change.
     * @param {enum} where  Where change will be applied Row or Col. Use enum: TableResultAction.where
     * @param {enum} action Action to be applied. Use enum: TableResultAction.requestAction
     * @param {object} domTable Dom element of table to make changes.
     */
    var TableResultAction = function (startPoint, where, action, domTable) {
        var _startPoint = {
            'colPos': 0,
            'rowPos': 0
        };
        var _virtualTable = [];
        var _actionCellList = [];
        /// ///////////////////////////////////////////
        // Private functions
        /// ///////////////////////////////////////////
        /**
         * Set the startPoint of action.
         */
        function setStartPoint() {
            if (!startPoint || !startPoint.tagName || (startPoint.tagName.toLowerCase() !== 'td' && startPoint.tagName.toLowerCase() !== 'th')) {
                console.error('Impossible to identify start Cell point.', startPoint);
                return;
            }
            _startPoint.colPos = startPoint.cellIndex;
            if (!startPoint.parentElement || !startPoint.parentElement.tagName || startPoint.parentElement.tagName.toLowerCase() !== 'tr') {
                console.error('Impossible to identify start Row point.', startPoint);
                return;
            }
            _startPoint.rowPos = startPoint.parentElement.rowIndex;
        }
        /**
         * Define virtual table position info object.
         *
         * @param {int} rowIndex Index position in line of virtual table.
         * @param {int} cellIndex Index position in column of virtual table.
         * @param {object} baseRow Row affected by this position.
         * @param {object} baseCell Cell affected by this position.
         * @param {bool} isSpan Inform if it is an span cell/row.
         */
        function setVirtualTablePosition(rowIndex, cellIndex, baseRow, baseCell, isRowSpan, isColSpan, isVirtualCell) {
            var objPosition = {
                'baseRow': baseRow,
                'baseCell': baseCell,
                'isRowSpan': isRowSpan,
                'isColSpan': isColSpan,
                'isVirtual': isVirtualCell
            };
            if (!_virtualTable[rowIndex]) {
                _virtualTable[rowIndex] = [];
            }
            _virtualTable[rowIndex][cellIndex] = objPosition;
        }
        /**
         * Create action cell object.
         *
         * @param {object} virtualTableCellObj Object of specific position on virtual table.
         * @param {enum} resultAction Action to be applied in that item.
         */
        function getActionCell(virtualTableCellObj, resultAction, virtualRowPosition, virtualColPosition) {
            return {
                'baseCell': virtualTableCellObj.baseCell,
                'action': resultAction,
                'virtualTable': {
                    'rowIndex': virtualRowPosition,
                    'cellIndex': virtualColPosition
                }
            };
        }
        /**
         * Recover free index of row to append Cell.
         *
         * @param {int} rowIndex Index of row to find free space.
         * @param {int} cellIndex Index of cell to find free space in table.
         */
        function recoverCellIndex(rowIndex, cellIndex) {
            if (!_virtualTable[rowIndex]) {
                return cellIndex;
            }
            if (!_virtualTable[rowIndex][cellIndex]) {
                return cellIndex;
            }
            var newCellIndex = cellIndex;
            while (_virtualTable[rowIndex][newCellIndex]) {
                newCellIndex++;
                if (!_virtualTable[rowIndex][newCellIndex]) {
                    return newCellIndex;
                }
            }
        }
        /**
         * Recover info about row and cell and add information to virtual table.
         *
         * @param {object} row Row to recover information.
         * @param {object} cell Cell to recover information.
         */
        function addCellInfoToVirtual(row, cell) {
            var cellIndex = recoverCellIndex(row.rowIndex, cell.cellIndex);
            var cellHasColspan = (cell.colSpan > 1);
            var cellHasRowspan = (cell.rowSpan > 1);
            var isThisSelectedCell = (row.rowIndex === _startPoint.rowPos && cell.cellIndex === _startPoint.colPos);
            setVirtualTablePosition(row.rowIndex, cellIndex, row, cell, cellHasRowspan, cellHasColspan, false);
            // Add span rows to virtual Table.
            var rowspanNumber = cell.attributes.rowSpan ? parseInt(cell.attributes.rowSpan.value, 10) : 0;
            if (rowspanNumber > 1) {
                for (var rp = 1; rp < rowspanNumber; rp++) {
                    var rowspanIndex = row.rowIndex + rp;
                    adjustStartPoint(rowspanIndex, cellIndex, cell, isThisSelectedCell);
                    setVirtualTablePosition(rowspanIndex, cellIndex, row, cell, true, cellHasColspan, true);
                }
            }
            // Add span cols to virtual table.
            var colspanNumber = cell.attributes.colSpan ? parseInt(cell.attributes.colSpan.value, 10) : 0;
            if (colspanNumber > 1) {
                for (var cp = 1; cp < colspanNumber; cp++) {
                    var cellspanIndex = recoverCellIndex(row.rowIndex, (cellIndex + cp));
                    adjustStartPoint(row.rowIndex, cellspanIndex, cell, isThisSelectedCell);
                    setVirtualTablePosition(row.rowIndex, cellspanIndex, row, cell, cellHasRowspan, true, true);
                }
            }
        }
        /**
         * Process validation and adjust of start point if needed
         *
         * @param {int} rowIndex
         * @param {int} cellIndex
         * @param {object} cell
         * @param {bool} isSelectedCell
         */
        function adjustStartPoint(rowIndex, cellIndex, cell, isSelectedCell) {
            if (rowIndex === _startPoint.rowPos && _startPoint.colPos >= cell.cellIndex && cell.cellIndex <= cellIndex && !isSelectedCell) {
                _startPoint.colPos++;
            }
        }
        /**
         * Create virtual table of cells with all cells, including span cells.
         */
        function createVirtualTable() {
            var rows = domTable.rows;
            for (var rowIndex = 0; rowIndex < rows.length; rowIndex++) {
                var cells = rows[rowIndex].cells;
                for (var cellIndex = 0; cellIndex < cells.length; cellIndex++) {
                    addCellInfoToVirtual(rows[rowIndex], cells[cellIndex]);
                }
            }
        }
        /**
         * Get action to be applied on the cell.
         *
         * @param {object} cell virtual table cell to apply action
         */
        function getDeleteResultActionToCell(cell) {
            switch (where) {
                case TableResultAction.where.Column:
                    if (cell.isColSpan) {
                        return TableResultAction.resultAction.SubtractSpanCount;
                    }
                    break;
                case TableResultAction.where.Row:
                    if (!cell.isVirtual && cell.isRowSpan) {
                        return TableResultAction.resultAction.AddCell;
                    } else if (cell.isRowSpan) {
                        return TableResultAction.resultAction.SubtractSpanCount;
                    }
                    break;
            }
            return TableResultAction.resultAction.RemoveCell;
        }
        /**
         * Get action to be applied on the cell.
         *
         * @param {object} cell virtual table cell to apply action
         */
        function getAddResultActionToCell(cell) {
            switch (where) {
                case TableResultAction.where.Column:
                    if (cell.isColSpan) {
                        return TableResultAction.resultAction.SumSpanCount;
                    } else if (cell.isRowSpan && cell.isVirtual) {
                        return TableResultAction.resultAction.Ignore;
                    }
                    break;
                case TableResultAction.where.Row:
                    if (cell.isRowSpan) {
                        return TableResultAction.resultAction.SumSpanCount;
                    } else if (cell.isColSpan && cell.isVirtual) {
                        return TableResultAction.resultAction.Ignore;
                    }
                    break;
            }
            return TableResultAction.resultAction.AddCell;
        }

        function init() {
            setStartPoint();
            createVirtualTable();
        }
        /// ///////////////////////////////////////////
        // Public functions
        /// ///////////////////////////////////////////
        /**
         * Recover array os what to do in table.
         */
        this.getActionList = function () {
            var fixedRow = (where === TableResultAction.where.Row) ? _startPoint.rowPos : -1;
            var fixedCol = (where === TableResultAction.where.Column) ? _startPoint.colPos : -1;
            var actualPosition = 0;
            var canContinue = true;
            while (canContinue) {
                var rowPosition = (fixedRow >= 0) ? fixedRow : actualPosition;
                var colPosition = (fixedCol >= 0) ? fixedCol : actualPosition;
                var row = _virtualTable[rowPosition];
                if (!row) {
                    canContinue = false;
                    return _actionCellList;
                }
                var cell = row[colPosition];
                if (!cell) {
                    canContinue = false;
                    return _actionCellList;
                }
                // Define action to be applied in this cell
                var resultAction = TableResultAction.resultAction.Ignore;
                switch (action) {
                    case TableResultAction.requestAction.Add:
                        resultAction = getAddResultActionToCell(cell);
                        break;
                    case TableResultAction.requestAction.Delete:
                        resultAction = getDeleteResultActionToCell(cell);
                        break;
                }
                _actionCellList.push(getActionCell(cell, resultAction, rowPosition, colPosition));
                actualPosition++;
            }
            return _actionCellList;
        };
        init();
    };
    /**
     *
     * Where action occours enum.
     */
    TableResultAction.where = {
        'Row': 0,
        'Column': 1
    };
    /**
     *
     * Requested action to apply enum.
     */
    TableResultAction.requestAction = {
        'Add': 0,
        'Delete': 1
    };
    /**
     *
     * Result action to be executed enum.
     */
    TableResultAction.resultAction = {
        'Ignore': 0,
        'SubtractSpanCount': 1,
        'RemoveCell': 2,
        'AddCell': 3,
        'SumSpanCount': 4
    };
    /**
     *
     * @class editing.Table
     *
     * Table
     *
     */
    var Table = /** @class */ (function () {
        function Table() {}
        /**
         * handle tab key
         *
         * @param {WrappedRange} rng
         * @param {Boolean} isShift
         */
        Table.prototype.tab = function (rng, isShift) {
            var cell = dom.ancestor(rng.commonAncestor(), dom.isCell);
            var table = dom.ancestor(cell, dom.isTable);
            var cells = dom.listDescendant(table, dom.isCell);
            var nextCell = lists[isShift ? 'prev' : 'next'](cells, cell);
            if (nextCell) {
                range.create(nextCell, 0).select();
            }
        };
        /**
         * Add a new row
         *
         * @param {WrappedRange} rng
         * @param {String} position (top/bottom)
         * @return {Node}
         */
        Table.prototype.addRow = function (rng, position) {
            var cell = dom.ancestor(rng.commonAncestor(), dom.isCell);
            var currentTr = $$1(cell).closest('tr');
            var trAttributes = this.recoverAttributes(currentTr);
            var html = $$1('<tr' + trAttributes + '></tr>');
            var vTable = new TableResultAction(cell, TableResultAction.where.Row, TableResultAction.requestAction.Add, $$1(currentTr).closest('table')[0]);
            var actions = vTable.getActionList();
            for (var idCell = 0; idCell < actions.length; idCell++) {
                var currentCell = actions[idCell];
                var tdAttributes = this.recoverAttributes(currentCell.baseCell);
                switch (currentCell.action) {
                    case TableResultAction.resultAction.AddCell:
                        html.append('<td' + tdAttributes + '>' + dom.blank + '</td>');
                        break;
                    case TableResultAction.resultAction.SumSpanCount:
                        if (position === 'top') {
                            var baseCellTr = currentCell.baseCell.parent;
                            var isTopFromRowSpan = (!baseCellTr ? 0 : currentCell.baseCell.closest('tr').rowIndex) <= currentTr[0].rowIndex;
                            if (isTopFromRowSpan) {
                                var newTd = $$1('<div></div>').append($$1('<td' + tdAttributes + '>' + dom.blank + '</td>').removeAttr('rowspan')).html();
                                html.append(newTd);
                                break;
                            }
                        }
                        var rowspanNumber = parseInt(currentCell.baseCell.rowSpan, 10);
                        rowspanNumber++;
                        currentCell.baseCell.setAttribute('rowSpan', rowspanNumber);
                        break;
                }
            }
            if (position === 'top') {
                currentTr.before(html);
            } else {
                var cellHasRowspan = (cell.rowSpan > 1);
                if (cellHasRowspan) {
                    var lastTrIndex = currentTr[0].rowIndex + (cell.rowSpan - 2);
                    $$1($$1(currentTr).parent().find('tr')[lastTrIndex]).after($$1(html));
                    return;
                }
                currentTr.after(html);
            }
        };
        /**
         * Add a new col
         *
         * @param {WrappedRange} rng
         * @param {String} position (left/right)
         * @return {Node}
         */
        Table.prototype.addCol = function (rng, position) {
            var cell = dom.ancestor(rng.commonAncestor(), dom.isCell);
            var row = $$1(cell).closest('tr');
            var rowsGroup = $$1(row).siblings();
            rowsGroup.push(row);
            var vTable = new TableResultAction(cell, TableResultAction.where.Column, TableResultAction.requestAction.Add, $$1(row).closest('table')[0]);
            var actions = vTable.getActionList();
            for (var actionIndex = 0; actionIndex < actions.length; actionIndex++) {
                var currentCell = actions[actionIndex];
                var tdAttributes = this.recoverAttributes(currentCell.baseCell);
                switch (currentCell.action) {
                    case TableResultAction.resultAction.AddCell:
                        if (position === 'right') {
                            $$1(currentCell.baseCell).after('<td' + tdAttributes + '>' + dom.blank + '</td>');
                        } else {
                            $$1(currentCell.baseCell).before('<td' + tdAttributes + '>' + dom.blank + '</td>');
                        }
                        break;
                    case TableResultAction.resultAction.SumSpanCount:
                        if (position === 'right') {
                            var colspanNumber = parseInt(currentCell.baseCell.colSpan, 10);
                            colspanNumber++;
                            currentCell.baseCell.setAttribute('colSpan', colspanNumber);
                        } else {
                            $$1(currentCell.baseCell).before('<td' + tdAttributes + '>' + dom.blank + '</td>');
                        }
                        break;
                }
            }
        };
        /*
         * Copy attributes from element.
         *
         * @param {object} Element to recover attributes.
         * @return {string} Copied string elements.
         */
        Table.prototype.recoverAttributes = function (el) {
            var resultStr = '';
            if (!el) {
                return resultStr;
            }
            var attrList = el.attributes || [];
            for (var i = 0; i < attrList.length; i++) {
                if (attrList[i].name.toLowerCase() === 'id') {
                    continue;
                }
                if (attrList[i].specified) {
                    resultStr += ' ' + attrList[i].name + '=\'' + attrList[i].value + '\'';
                }
            }
            return resultStr;
        };
        /**
         * Delete current row
         *
         * @param {WrappedRange} rng
         * @return {Node}
         */
        Table.prototype.deleteRow = function (rng) {
            var cell = dom.ancestor(rng.commonAncestor(), dom.isCell);
            var row = $$1(cell).closest('tr');
            var cellPos = row.children('td, th').index($$1(cell));
            var rowPos = row[0].rowIndex;
            var vTable = new TableResultAction(cell, TableResultAction.where.Row, TableResultAction.requestAction.Delete, $$1(row).closest('table')[0]);
            var actions = vTable.getActionList();
            for (var actionIndex = 0; actionIndex < actions.length; actionIndex++) {
                if (!actions[actionIndex]) {
                    continue;
                }
                var baseCell = actions[actionIndex].baseCell;
                var virtualPosition = actions[actionIndex].virtualTable;
                var hasRowspan = (baseCell.rowSpan && baseCell.rowSpan > 1);
                var rowspanNumber = (hasRowspan) ? parseInt(baseCell.rowSpan, 10) : 0;
                switch (actions[actionIndex].action) {
                    case TableResultAction.resultAction.Ignore:
                        continue;
                    case TableResultAction.resultAction.AddCell:
                        var nextRow = row.next('tr')[0];
                        if (!nextRow) {
                            continue;
                        }
                        var cloneRow = row[0].cells[cellPos];
                        if (hasRowspan) {
                            if (rowspanNumber > 2) {
                                rowspanNumber--;
                                nextRow.insertBefore(cloneRow, nextRow.cells[cellPos]);
                                nextRow.cells[cellPos].setAttribute('rowSpan', rowspanNumber);
                                nextRow.cells[cellPos].innerHTML = '';
                            } else if (rowspanNumber === 2) {
                                nextRow.insertBefore(cloneRow, nextRow.cells[cellPos]);
                                nextRow.cells[cellPos].removeAttribute('rowSpan');
                                nextRow.cells[cellPos].innerHTML = '';
                            }
                        }
                        continue;
                    case TableResultAction.resultAction.SubtractSpanCount:
                        if (hasRowspan) {
                            if (rowspanNumber > 2) {
                                rowspanNumber--;
                                baseCell.setAttribute('rowSpan', rowspanNumber);
                                if (virtualPosition.rowIndex !== rowPos && baseCell.cellIndex === cellPos) {
                                    baseCell.innerHTML = '';
                                }
                            } else if (rowspanNumber === 2) {
                                baseCell.removeAttribute('rowSpan');
                                if (virtualPosition.rowIndex !== rowPos && baseCell.cellIndex === cellPos) {
                                    baseCell.innerHTML = '';
                                }
                            }
                        }
                        continue;
                    case TableResultAction.resultAction.RemoveCell:
                        // Do not need remove cell because row will be deleted.
                        continue;
                }
            }
            row.remove();
        };
        /**
         * Delete current col
         *
         * @param {WrappedRange} rng
         * @return {Node}
         */
        Table.prototype.deleteCol = function (rng) {
            var cell = dom.ancestor(rng.commonAncestor(), dom.isCell);
            var row = $$1(cell).closest('tr');
            var cellPos = row.children('td, th').index($$1(cell));
            var vTable = new TableResultAction(cell, TableResultAction.where.Column, TableResultAction.requestAction.Delete, $$1(row).closest('table')[0]);
            var actions = vTable.getActionList();
            for (var actionIndex = 0; actionIndex < actions.length; actionIndex++) {
                if (!actions[actionIndex]) {
                    continue;
                }
                switch (actions[actionIndex].action) {
                    case TableResultAction.resultAction.Ignore:
                        continue;
                    case TableResultAction.resultAction.SubtractSpanCount:
                        var baseCell = actions[actionIndex].baseCell;
                        var hasColspan = (baseCell.colSpan && baseCell.colSpan > 1);
                        if (hasColspan) {
                            var colspanNumber = (baseCell.colSpan) ? parseInt(baseCell.colSpan, 10) : 0;
                            if (colspanNumber > 2) {
                                colspanNumber--;
                                baseCell.setAttribute('colSpan', colspanNumber);
                                if (baseCell.cellIndex === cellPos) {
                                    baseCell.innerHTML = '';
                                }
                            } else if (colspanNumber === 2) {
                                baseCell.removeAttribute('colSpan');
                                if (baseCell.cellIndex === cellPos) {
                                    baseCell.innerHTML = '';
                                }
                            }
                        }
                        continue;
                    case TableResultAction.resultAction.RemoveCell:
                        dom.remove(actions[actionIndex].baseCell, true);
                        continue;
                }
            }
        };
        /**
         * create empty table element
         *
         * @param {Number} rowCount
         * @param {Number} colCount
         * @return {Node}
         */
        Table.prototype.createTable = function (colCount, rowCount, options) {
            var tds = [];
            var tdHTML;
            for (var idxCol = 0; idxCol < colCount; idxCol++) {
                tds.push('<td>' + dom.blank + '</td>');
            }
            tdHTML = tds.join('');
            var trs = [];
            var trHTML;
            for (var idxRow = 0; idxRow < rowCount; idxRow++) {
                trs.push('<tr>' + tdHTML + '</tr>');
            }
            trHTML = trs.join('');
            var $table = $$1('<table>' + trHTML + '</table>');
            if (options && options.tableClassName) {
                $table.addClass(options.tableClassName);
            }
            return $table[0];
        };
        /**
         * Delete current table
         *
         * @param {WrappedRange} rng
         * @return {Node}
         */
        Table.prototype.deleteTable = function (rng) {
            var cell = dom.ancestor(rng.commonAncestor(), dom.isCell);
            $$1(cell).closest('table').remove();
        };
        return Table;
    }());

    var KEY_BOGUS = 'bogus';
    /**
     * @class Editor
     */
    var Editor = /** @class */ (function () {
        function Editor(context) {
            var _this = this;
            this.context = context;
            this.$note = context.layoutInfo.note;
            this.$editor = context.layoutInfo.editor;
            this.$editable = context.layoutInfo.editable;
            this.options = context.options;
            this.lang = this.options.langInfo;
            this.editable = this.$editable[0];
            this.lastRange = null;
            this.style = new Style();
            this.table = new Table();
            this.typing = new Typing();
            this.bullet = new Bullet();
            this.history = new History(this.$editable);
            this.context.memo('help.undo', this.lang.help.undo);
            this.context.memo('help.redo', this.lang.help.redo);
            this.context.memo('help.tab', this.lang.help.tab);
            this.context.memo('help.untab', this.lang.help.untab);
            this.context.memo('help.insertParagraph', this.lang.help.insertParagraph);
            this.context.memo('help.insertOrderedList', this.lang.help.insertOrderedList);
            this.context.memo('help.insertUnorderedList', this.lang.help.insertUnorderedList);
            this.context.memo('help.indent', this.lang.help.indent);
            this.context.memo('help.outdent', this.lang.help.outdent);
            this.context.memo('help.formatPara', this.lang.help.formatPara);
            this.context.memo('help.insertHorizontalRule', this.lang.help.insertHorizontalRule);
            this.context.memo('help.fontName', this.lang.help.fontName);
            // native commands(with execCommand), generate function for execCommand
            var commands = [
                'bold', 'italic', 'underline', 'strikethrough', 'superscript', 'subscript',
                'justifyLeft', 'justifyCenter', 'justifyRight', 'justifyFull',
                'formatBlock', 'removeFormat', 'backColor'
            ];
            for (var idx = 0, len = commands.length; idx < len; idx++) {
                this[commands[idx]] = (function (sCmd) {
                    return function (value) {
                        _this.beforeCommand();
                        document.execCommand(sCmd, false, value);
                        _this.afterCommand(true);
                    };
                })(commands[idx]);
                this.context.memo('help.' + commands[idx], this.lang.help[commands[idx]]);
            }
            this.fontName = this.wrapCommand(function (value) {
                return _this.fontStyling('font-family', "\'" + value + "\'");
            });
            this.fontSize = this.wrapCommand(function (value) {
                return _this.fontStyling('font-size', value + 'px');
            });
            for (var idx = 1; idx <= 6; idx++) {
                this['formatH' + idx] = (function (idx) {
                    return function () {
                        _this.formatBlock('H' + idx);
                    };
                })(idx);
                this.context.memo('help.formatH' + idx, this.lang.help['formatH' + idx]);
            }

            this.insertParagraph = this.wrapCommand(function () {
                _this.typing.insertParagraph(_this.editable);
            });
            this.insertOrderedList = this.wrapCommand(function () {
                _this.bullet.insertOrderedList(_this.editable);
            });
            this.insertUnorderedList = this.wrapCommand(function () {
                _this.bullet.insertUnorderedList(_this.editable);
            });
            this.indent = this.wrapCommand(function () {
                _this.bullet.indent(_this.editable);
            });
            this.outdent = this.wrapCommand(function () {
                _this.bullet.outdent(_this.editable);
            });
            /**
             * insertNode
             * insert node
             * @param {Node} node
             */
            this.insertNode = this.wrapCommand(function (node) {
                if (_this.isLimited($$1(node).text().length)) {
                    return;
                }
                var rng = _this.createRange();
                rng.insertNode(node);
                range.createFromNodeAfter(node).select();
            });
            /**
             * insert text
             * @param {String} text
             */
            this.insertText = this.wrapCommand(function (text) {
                if (_this.isLimited(text.length)) {
                    return;
                }
                var rng = _this.createRange();
                var textNode = rng.insertNode(dom.createText(text));
                range.create(textNode, dom.nodeLength(textNode)).select();
            });
            /**
             * paste HTML
             * @param {String} markup
             */
            this.pasteHTML = this.wrapCommand(function (markup) {
                if (_this.isLimited(markup.length)) {
                    return;
                }
                var contents = _this.createRange().pasteHTML(markup);
                range.createFromNodeAfter(lists.last(contents)).select();
            });
            /**
             * formatBlock
             *
             * @param {String} tagName
             */
            this.formatBlock = this.wrapCommand(function (tagName, $target) {
                var onApplyCustomStyle = _this.options.callbacks.onApplyCustomStyle;
                if (onApplyCustomStyle) {
                    onApplyCustomStyle.call(_this, $target, _this.context, _this.onFormatBlock);
                } else {
                    _this.onFormatBlock(tagName, $target);
                }
            });
            /**
             * insert horizontal rule
             */
            this.insertHorizontalRule = this.wrapCommand(function () {
                var hrNode = _this.createRange().insertNode(dom.create('HR'));
                if (hrNode.nextSibling) {
                    range.create(hrNode.nextSibling, 0).normalize().select();
                }
            });
            /**
             * lineHeight
             * @param {String} value
             */
            this.lineHeight = this.wrapCommand(function (value) {
                _this.style.stylePara(_this.createRange(), {
                    lineHeight: value
                });
            });
            /**
             * create link (command)
             *
             * @param {Object} linkInfo
             */
            this.createLink = this.wrapCommand(function (linkInfo) {
                var linkUrl = linkInfo.url;
                var linkText = linkInfo.text;
                var isNewWindow = linkInfo.isNewWindow;
                var rng = linkInfo.range || _this.createRange();
                var isTextChanged = rng.toString() !== linkText;
                // handle spaced urls from input
                if (typeof linkUrl === 'string') {
                    linkUrl = linkUrl.trim();
                }
                if (_this.options.onCreateLink) {
                    linkUrl = _this.options.onCreateLink(linkUrl);
                } else {
                    // if url doesn't match an URL schema, set http:// as default
                    linkUrl = /^[A-Za-z][A-Za-z0-9+-.]*\:[\/\/]?/.test(linkUrl) ?
                        linkUrl : 'http://' + linkUrl;
                }
                var anchors = [];
                if (isTextChanged) {
                    rng = rng.deleteContents();
                    var anchor = rng.insertNode($$1('<A>' + linkText + '</A>')[0]);
                    anchors.push(anchor);
                } else {
                    anchors = _this.style.styleNodes(rng, {
                        nodeName: 'A',
                        expandClosestSibling: true,
                        onlyPartialContains: true
                    });
                }
                $$1.each(anchors, function (idx, anchor) {
                    $$1(anchor).attr('href', linkUrl);
                    if (isNewWindow) {
                        $$1(anchor).attr('target', '_blank');
                    } else {
                        $$1(anchor).removeAttr('target');
                    }
                });
                var startRange = range.createFromNodeBefore(lists.head(anchors));
                var startPoint = startRange.getStartPoint();
                var endRange = range.createFromNodeAfter(lists.last(anchors));
                var endPoint = endRange.getEndPoint();
                range.create(startPoint.node, startPoint.offset, endPoint.node, endPoint.offset).select();
            });
            /**
             * setting color
             *
             * @param {Object} sObjColor  color code
             * @param {String} sObjColor.foreColor foreground color
             * @param {String} sObjColor.backColor background color
             */
            this.color = this.wrapCommand(function (colorInfo) {
                var foreColor = colorInfo.foreColor;
                var backColor = colorInfo.backColor;
                if (foreColor) {
                    document.execCommand('foreColor', false, foreColor);
                }
                if (backColor) {
                    document.execCommand('backColor', false, backColor);
                }
            });
            /**
             * Set foreground color
             *
             * @param {String} colorCode foreground color code
             */
            this.foreColor = this.wrapCommand(function (colorInfo) {
                document.execCommand('styleWithCSS', false, true);
                document.execCommand('foreColor', false, colorInfo);
            });
            /**
             * insert Table
             *
             * @param {String} dimension of table (ex : "5x5")
             */
            this.insertTable = this.wrapCommand(function (dim) {
                var dimension = dim.split('x');
                var rng = _this.createRange().deleteContents();
                rng.insertNode(_this.table.createTable(dimension[0], dimension[1], _this.options));
            });
            /**
             * remove media object and Figure Elements if media object is img with Figure.
             */
            this.removeMedia = this.wrapCommand(function () {
                var $target = $$1(_this.restoreTarget()).parent();
                if ($target.parent('figure').length) {
                    $target.parent('figure').remove();
                } else {
                    $target = $$1(_this.restoreTarget()).detach();
                }
                _this.context.triggerEvent('media.delete', $target, _this.$editable);
            });
            /**
             * float me
             *
             * @param {String} value
             */
            this.floatMe = this.wrapCommand(function (value) {
                var $target = $$1(_this.restoreTarget());
                $target.toggleClass('note-float-left', value === 'left');
                $target.toggleClass('note-float-right', value === 'right');
                $target.css('float', value);
            });
            /**
             * resize overlay element
             * @param {String} value
             */
            this.resize = this.wrapCommand(function (value) {
                var $target = $$1(_this.restoreTarget());
                $target.css({
                    width: value * 100 + '%',
                    height: ''
                });
            });
        }
        Editor.prototype.initialize = function () {
            var _this = this;
            // bind custom events
            this.$editable.on('keydown', function (event) {
                if (event.keyCode === key.code.ENTER) {
                    _this.context.triggerEvent('enter', event);
                }
                _this.context.triggerEvent('keydown', event);
                if (!event.isDefaultPrevented()) {
                    if (_this.options.shortcuts) {
                        _this.handleKeyMap(event);
                    } else {
                        _this.preventDefaultEditableShortCuts(event);
                    }
                }
                if (_this.isLimited(1, event)) {
                    return false;
                }
            }).on('keyup', function (event) {
                _this.context.triggerEvent('keyup', event);
            }).on('focus', function (event) {
                _this.context.triggerEvent('focus', event);
            }).on('blur', function (event) {
                _this.context.triggerEvent('blur', event);
            }).on('mousedown', function (event) {
                _this.context.triggerEvent('mousedown', event);
            }).on('mouseup', function (event) {
                _this.context.triggerEvent('mouseup', event);
            }).on('scroll', function (event) {
                _this.context.triggerEvent('scroll', event);
            }).on('paste', function (event) {
                _this.context.triggerEvent('paste', event);
            });
            // init content before set event
            this.$editable.html(dom.html(this.$note) || dom.emptyPara);
            this.$editable.on(env.inputEventName, func.debounce(function () {
                _this.context.triggerEvent('change', _this.$editable.html());
            }, 100));
            this.$editor.on('focusin', function (event) {
                _this.context.triggerEvent('focusin', event);
            }).on('focusout', function (event) {
                _this.context.triggerEvent('focusout', event);
            });
            if (!this.options.airMode) {
                if (this.options.width) {
                    this.$editor.outerWidth(this.options.width);
                }
                if (this.options.height) {
                    this.$editable.outerHeight(this.options.height);
                }
                if (this.options.maxHeight) {
                    this.$editable.css('max-height', this.options.maxHeight);
                }
                if (this.options.minHeight) {
                    this.$editable.css('min-height', this.options.minHeight);
                }
            }
            this.history.recordUndo();
        };
        Editor.prototype.destroy = function () {
            this.$editable.off();
        };
        Editor.prototype.handleKeyMap = function (event) {
            var keyMap = this.options.keyMap[env.isMac ? 'mac' : 'pc'];
            var keys = [];
            if (event.metaKey) {
                keys.push('CMD');
            }
            if (event.ctrlKey && !event.altKey) {
                keys.push('CTRL');
            }
            if (event.shiftKey) {
                keys.push('SHIFT');
            }
            var keyName = key.nameFromCode[event.keyCode];
            if (keyName) {
                keys.push(keyName);
            }
            var eventName = keyMap[keys.join('+')];
            if (eventName) {
                if (this.context.invoke(eventName) !== false) {
                    event.preventDefault();
                }
            } else if (key.isEdit(event.keyCode)) {
                this.afterCommand();
            }
        };
        Editor.prototype.preventDefaultEditableShortCuts = function (event) {
            // B(Bold, 66) / I(Italic, 73) / U(Underline, 85)
            if ((event.ctrlKey || event.metaKey) &&
                lists.contains([66, 73, 85], event.keyCode)) {
                event.preventDefault();
            }
        };
        Editor.prototype.isLimited = function (pad, event) {
            pad = pad || 0;
            if (typeof event !== 'undefined') {
                if (key.isMove(event.keyCode) ||
                    (event.ctrlKey || event.metaKey) ||
                    lists.contains([key.code.BACKSPACE, key.code.DELETE], event.keyCode)) {
                    return false;
                }
            }
            if (this.options.maxTextLength > 0) {
                if ((this.$editable.text().length + pad) >= this.options.maxTextLength) {
                    return true;
                }
            }
            return false;
        };
        /**
         * create range
         * @return {WrappedRange}
         */
        Editor.prototype.createRange = function () {
            this.focus();
            return range.create(this.editable);
        };
        /**
         * saveRange
         *
         * save current range
         *
         * @param {Boolean} [thenCollapse=false]
         */
        Editor.prototype.saveRange = function (thenCollapse) {
            this.lastRange = this.createRange();
            if (thenCollapse) {
                this.lastRange.collapse().select();
            }
        };
        /**
         * restoreRange
         *
         * restore lately range
         */
        Editor.prototype.restoreRange = function () {
            if (this.lastRange) {
                this.lastRange.select();
                this.focus();
            }
        };
        Editor.prototype.saveTarget = function (node) {
            this.$editable.data('target', node);
        };
        Editor.prototype.clearTarget = function () {
            this.$editable.removeData('target');
        };
        Editor.prototype.restoreTarget = function () {
            return this.$editable.data('target');
        };
        /**
         * currentStyle
         *
         * current style
         * @return {Object|Boolean} unfocus
         */
        Editor.prototype.currentStyle = function () {
            var rng = range.create();
            if (rng) {
                rng = rng.normalize();
            }
            return rng ? this.style.current(rng) : this.style.fromNode(this.$editable);
        };
        /**
         * style from node
         *
         * @param {jQuery} $node
         * @return {Object}
         */
        Editor.prototype.styleFromNode = function ($node) {
            return this.style.fromNode($node);
        };
        /**
         * undo
         */
        Editor.prototype.undo = function () {
            this.context.triggerEvent('before.command', this.$editable.html());
            this.history.undo();
            this.context.triggerEvent('change', this.$editable.html());
        };
        /**
         * redo
         */
        Editor.prototype.redo = function () {
            this.context.triggerEvent('before.command', this.$editable.html());
            this.history.redo();
            this.context.triggerEvent('change', this.$editable.html());
        };
        /**
         * before command
         */
        Editor.prototype.beforeCommand = function () {
            this.context.triggerEvent('before.command', this.$editable.html());
            // keep focus on editable before command execution
            this.focus();
        };
        /**
         * after command
         * @param {Boolean} isPreventTrigger
         */
        Editor.prototype.afterCommand = function (isPreventTrigger) {
            this.history.recordUndo();
            if (!isPreventTrigger) {
                this.context.triggerEvent('change', this.$editable.html());
            }
        };
        /**
         * handle tab key
         */
        Editor.prototype.tab = function () {
            var rng = this.createRange();
            if (rng.isCollapsed() && rng.isOnCell()) {
                this.table.tab(rng);
            } else {
                if (this.options.tabSize === 0) {
                    return false;
                }
                if (!this.isLimited(this.options.tabSize)) {
                    this.beforeCommand();
                    this.typing.insertTab(rng, this.options.tabSize);
                    this.afterCommand();
                }
            }
        };
        /**
         * handle shift+tab key
         */
        Editor.prototype.untab = function () {
            var rng = this.createRange();
            if (rng.isCollapsed() && rng.isOnCell()) {
                this.table.tab(rng, true);
            } else {
                if (this.options.tabSize === 0) {
                    return false;
                }
            }
        };
        /**
         * run given function between beforeCommand and afterCommand
         */
        Editor.prototype.wrapCommand = function (fn) {
            var _this = this;
            return function () {
                _this.beforeCommand();
                fn.apply(_this, arguments);
                _this.afterCommand();
            };
        };
        /**
         * insert image
         *
         * @param {String} src
         * @param {String|Function} param
         * @return {Promise}
         */
        Editor.prototype.insertImage = function (src, param) {
            var _this = this;
            return createImage(src, param).then(function ($image) {
                _this.beforeCommand();
                if (typeof param === 'function') {
                    param($image);
                } else {
                    if (typeof param === 'string') {
                        $image.attr('data-filename', param);
                    }
                    $image.css('width', Math.min(_this.$editable.width(), $image.width()));
                }
                $image.show();
                range.create(_this.editable).insertNode($image[0]);
                range.createFromNodeAfter($image[0]).select();
                _this.afterCommand();
            }).fail(function (e) {
                _this.context.triggerEvent('image.upload.error', e);
            });
        };
        /**
         * insertImages
         * @param {File[]} files
         */
        Editor.prototype.insertImages = function (files) {
            var _this = this;
            $$1.each(files, function (idx, file) {
                var filename = file.name;
                if (_this.options.maximumImageFileSize && _this.options.maximumImageFileSize < file.size) {
                    _this.context.triggerEvent('image.upload.error', _this.lang.image.maximumFileSizeError);
                } else {
                    readFileAsDataURL(file).then(function (dataURL) {
                        return _this.insertImage(dataURL, filename);
                    }).fail(function () {
                        _this.context.triggerEvent('image.upload.error');
                    });
                }
            });
        };
        /**
         * insertImagesOrCallback
         * @param {File[]} files
         */
        Editor.prototype.insertImagesOrCallback = function (files) {
            var callbacks = this.options.callbacks;
            // If onImageUpload this.options setted
            if (callbacks.onImageUpload) {
                this.context.triggerEvent('image.upload', files);
                // else insert Image as dataURL
            } else {
                this.insertImages(files);
            }
        };
        /**
         * return selected plain text
         * @return {String} text
         */
        Editor.prototype.getSelectedText = function () {
            var rng = this.createRange();
            // if range on anchor, expand range with anchor
            if (rng.isOnAnchor()) {
                rng = range.createFromNode(dom.ancestor(rng.sc, dom.isAnchor));
            }
            return rng.toString();
        };
        Editor.prototype.onFormatBlock = function (tagName, $target) {
            // [workaround] for MSIE, IE need `<`
            tagName = env.isMSIE ? '<' + tagName + '>' : tagName;
            document.execCommand('FormatBlock', false, tagName);
            // support custom class
            if ($target && $target.length) {
                var className = $target[0].className || '';
                if (className) {
                    var currentRange = this.createRange();
                    var $parent = $$1([currentRange.sc, currentRange.ec]).closest(tagName);
                    $parent.addClass(className);
                }
            }
        };
        Editor.prototype.formatPara = function () {
            this.formatBlock('P');
        };
        Editor.prototype.fontStyling = function (target, value) {
            var rng = this.createRange();
            if (rng) {
                var spans = this.style.styleNodes(rng);
                $$1(spans).css(target, value);
                // [workaround] added styled bogus span for style
                //  - also bogus character needed for cursor position
                if (rng.isCollapsed()) {
                    var firstSpan = lists.head(spans);
                    if (firstSpan && !dom.nodeLength(firstSpan)) {
                        firstSpan.innerHTML = dom.ZERO_WIDTH_NBSP_CHAR;
                        range.createFromNodeAfter(firstSpan.firstChild).select();
                        this.$editable.data(KEY_BOGUS, firstSpan);
                    }
                }
            }
        };
        /**
         * unlink
         *
         * @type command
         */
        Editor.prototype.unlink = function () {
            var rng = this.createRange();
            if (rng.isOnAnchor()) {
                var anchor = dom.ancestor(rng.sc, dom.isAnchor);
                rng = range.createFromNode(anchor);
                rng.select();
                this.beforeCommand();
                document.execCommand('unlink');
                this.afterCommand();
            }
        };
        /**
         * returns link info
         *
         * @return {Object}
         * @return {WrappedRange} return.range
         * @return {String} return.text
         * @return {Boolean} [return.isNewWindow=true]
         * @return {String} [return.url=""]
         */
        Editor.prototype.getLinkInfo = function () {
            var rng = this.createRange().expand(dom.isAnchor);
            // Get the first anchor on range(for edit).
            var $anchor = $$1(lists.head(rng.nodes(dom.isAnchor)));
            var linkInfo = {
                range: rng,
                text: rng.toString(),
                url: $anchor.length ? $anchor.attr('href') : ''
            };
            // Define isNewWindow when anchor exists.
            if ($anchor.length) {
                linkInfo.isNewWindow = $anchor.attr('target') === '_blank';
            }
            return linkInfo;
        };
        Editor.prototype.addRow = function (position) {
            var rng = this.createRange(this.$editable);
            if (rng.isCollapsed() && rng.isOnCell()) {
                this.beforeCommand();
                this.table.addRow(rng, position);
                this.afterCommand();
            }
        };
        Editor.prototype.addCol = function (position) {
            var rng = this.createRange(this.$editable);
            if (rng.isCollapsed() && rng.isOnCell()) {
                this.beforeCommand();
                this.table.addCol(rng, position);
                this.afterCommand();
            }
        };
        Editor.prototype.deleteRow = function () {
            var rng = this.createRange(this.$editable);
            if (rng.isCollapsed() && rng.isOnCell()) {
                this.beforeCommand();
                this.table.deleteRow(rng);
                this.afterCommand();
            }
        };
        Editor.prototype.deleteCol = function () {
            var rng = this.createRange(this.$editable);
            if (rng.isCollapsed() && rng.isOnCell()) {
                this.beforeCommand();
                this.table.deleteCol(rng);
                this.afterCommand();
            }
        };
        Editor.prototype.deleteTable = function () {
            var rng = this.createRange(this.$editable);
            if (rng.isCollapsed() && rng.isOnCell()) {
                this.beforeCommand();
                this.table.deleteTable(rng);
                this.afterCommand();
            }
        };
        /**
         * @param {Position} pos
         * @param {jQuery} $target - target element
         * @param {Boolean} [bKeepRatio] - keep ratio
         */
        Editor.prototype.resizeTo = function (pos, $target, bKeepRatio) {
            var imageSize;
            if (bKeepRatio) {
                var newRatio = pos.y / pos.x;
                var ratio = $target.data('ratio');
                imageSize = {
                    width: ratio > newRatio ? pos.x : pos.y / ratio,
                    height: ratio > newRatio ? pos.x * ratio : pos.y
                };
            } else {
                imageSize = {
                    width: pos.x,
                    height: pos.y
                };
            }
            $target.css(imageSize);
        };
        /**
         * returns whether editable area has focus or not.
         */
        Editor.prototype.hasFocus = function () {
            return this.$editable.is(':focus');
        };
        /**
         * set focus
         */
        Editor.prototype.focus = function () {
            // [workaround] Screen will move when page is scolled in IE.
            //  - do focus when not focused
            if (!this.hasFocus()) {
                this.$editable.focus();
            }
        };
        /**
         * returns whether contents is empty or not.
         * @return {Boolean}
         */
        Editor.prototype.isEmpty = function () {
            return dom.isEmpty(this.$editable[0]) || dom.emptyPara === this.$editable.html();
        };
        /**
         * Removes all contents and restores the editable instance to an _emptyPara_.
         */
        Editor.prototype.empty = function () {
            this.context.invoke('code', dom.emptyPara);
        };
        return Editor;
    }());

    var Clipboard = /** @class */ (function () {
        function Clipboard(context) {
            this.context = context;
            this.$editable = context.layoutInfo.editable;
        }
        Clipboard.prototype.initialize = function () {
            this.$editable.on('paste', this.pasteByEvent.bind(this));
        };
        /**
         * paste by clipboard event
         *
         * @param {Event} event
         */
        Clipboard.prototype.pasteByEvent = function (event) {
            var clipboardData = event.originalEvent.clipboardData;
            if (clipboardData && clipboardData.items && clipboardData.items.length) {
                var item = lists.head(clipboardData.items);
                if (item.kind === 'file' && item.type.indexOf('image/') !== -1) {
                    this.context.invoke('editor.insertImagesOrCallback', [item.getAsFile()]);
                }
                this.context.invoke('editor.afterCommand');
            }
        };
        return Clipboard;
    }());

    var Dropzone = /** @class */ (function () {
        function Dropzone(context) {
            this.context = context;
            this.$eventListener = $$1(document);
            this.$editor = context.layoutInfo.editor;
            this.$editable = context.layoutInfo.editable;
            this.options = context.options;
            this.lang = this.options.langInfo;
            this.documentEventHandlers = {};
            this.$dropzone = $$1([
                '<div class="note-dropzone">',
                '  <div class="note-dropzone-message"/>',
                '</div>'
            ].join('')).prependTo(this.$editor);
        }
        /**
         * attach Drag and Drop Events
         */
        Dropzone.prototype.initialize = function () {
            if (this.options.disableDragAndDrop) {
                // prevent default drop event
                this.documentEventHandlers.onDrop = function (e) {
                    e.preventDefault();
                };
                // do not consider outside of dropzone
                this.$eventListener = this.$dropzone;
                this.$eventListener.on('drop', this.documentEventHandlers.onDrop);
            } else {
                this.attachDragAndDropEvent();
            }
        };
        /**
         * attach Drag and Drop Events
         */
        Dropzone.prototype.attachDragAndDropEvent = function () {
            var _this = this;
            var collection = $$1();
            var $dropzoneMessage = this.$dropzone.find('.note-dropzone-message');
            this.documentEventHandlers.onDragenter = function (e) {
                var isCodeview = _this.context.invoke('codeview.isActivated');
                var hasEditorSize = _this.$editor.width() > 0 && _this.$editor.height() > 0;
                if (!isCodeview && !collection.length && hasEditorSize) {
                    _this.$editor.addClass('dragover');
                    _this.$dropzone.width(_this.$editor.width());
                    _this.$dropzone.height(_this.$editor.height());
                    $dropzoneMessage.text(_this.lang.image.dragImageHere);
                }
                collection = collection.add(e.target);
            };
            this.documentEventHandlers.onDragleave = function (e) {
                collection = collection.not(e.target);
                if (!collection.length) {
                    _this.$editor.removeClass('dragover');
                }
            };
            this.documentEventHandlers.onDrop = function () {
                collection = $$1();
                _this.$editor.removeClass('dragover');
            };
            // show dropzone on dragenter when dragging a object to document
            // -but only if the editor is visible, i.e. has a positive width and height
            this.$eventListener.on('dragenter', this.documentEventHandlers.onDragenter)
                .on('dragleave', this.documentEventHandlers.onDragleave)
                .on('drop', this.documentEventHandlers.onDrop);
            // change dropzone's message on hover.
            this.$dropzone.on('dragenter', function () {
                _this.$dropzone.addClass('hover');
                $dropzoneMessage.text(_this.lang.image.dropImage);
            }).on('dragleave', function () {
                _this.$dropzone.removeClass('hover');
                $dropzoneMessage.text(_this.lang.image.dragImageHere);
            });
            // attach dropImage
            this.$dropzone.on('drop', function (event) {
                var dataTransfer = event.originalEvent.dataTransfer;
                // stop the browser from opening the dropped content
                event.preventDefault();
                if (dataTransfer && dataTransfer.files && dataTransfer.files.length) {
                    _this.$editable.focus();
                    _this.context.invoke('editor.insertImagesOrCallback', dataTransfer.files);
                } else {
                    $$1.each(dataTransfer.types, function (idx, type) {
                        var content = dataTransfer.getData(type);
                        if (type.toLowerCase().indexOf('text') > -1) {
                            _this.context.invoke('editor.pasteHTML', content);
                        } else {
                            $$1(content).each(function (idx, item) {
                                _this.context.invoke('editor.insertNode', item);
                            });
                        }
                    });
                }
            }).on('dragover', false); // prevent default dragover event
        };
        Dropzone.prototype.destroy = function () {
            var _this = this;
            Object.keys(this.documentEventHandlers).forEach(function (key) {
                _this.$eventListener.off(key.substr(2).toLowerCase(), _this.documentEventHandlers[key]);
            });
            this.documentEventHandlers = {};
        };
        return Dropzone;
    }());

    var CodeMirror;
    if (env.hasCodeMirror) {
        if (env.isSupportAmd) {
            require(['codemirror'], function (cm) {
                CodeMirror = cm;
            });
        } else {
            CodeMirror = window.CodeMirror;
        }
    }
    /**
     * @class Codeview
     */
    var CodeView = /** @class */ (function () {
        function CodeView(context) {
            this.context = context;
            this.$editor = context.layoutInfo.editor;
            this.$editable = context.layoutInfo.editable;
            this.$codable = context.layoutInfo.codable;
            this.options = context.options;
        }
        CodeView.prototype.sync = function () {
            var isCodeview = this.isActivated();
            if (isCodeview && env.hasCodeMirror) {
                this.$codable.data('cmEditor').save();
            }
        };
        /**
         * @return {Boolean}
         */
        CodeView.prototype.isActivated = function () {
            return this.$editor.hasClass('codeview');
        };
        /**
         * toggle codeview
         */
        CodeView.prototype.toggle = function () {
            if (this.isActivated()) {
                this.deactivate();
            } else {
                this.activate();
            }
            this.context.triggerEvent('codeview.toggled');
        };
        /**
         * activate code view
         */
        CodeView.prototype.activate = function () {
            var _this = this;
            this.$codable.val(dom.html(this.$editable, this.options.prettifyHtml));
            this.$codable.height(this.$editable.height());
            this.context.invoke('toolbar.updateCodeview', true);
            this.$editor.addClass('codeview');
            this.$codable.focus();
            // activate CodeMirror as codable
            if (env.hasCodeMirror) {
                var cmEditor_1 = CodeMirror.fromTextArea(this.$codable[0], this.options.codemirror);
                // CodeMirror TernServer
                if (this.options.codemirror.tern) {
                    var server_1 = new CodeMirror.TernServer(this.options.codemirror.tern);
                    cmEditor_1.ternServer = server_1;
                    cmEditor_1.on('cursorActivity', function (cm) {
                        server_1.updateArgHints(cm);
                    });
                }
                cmEditor_1.on('blur', function (event) {
                    _this.context.triggerEvent('blur.codeview', cmEditor_1.getValue(), event);
                });
                // CodeMirror hasn't Padding.
                cmEditor_1.setSize(null, this.$editable.outerHeight());
                this.$codable.data('cmEditor', cmEditor_1);
            } else {
                this.$codable.on('blur', function (event) {
                    _this.context.triggerEvent('blur.codeview', _this.$codable.val(), event);
                });
            }
        };
        /**
         * deactivate code view
         */
        CodeView.prototype.deactivate = function () {
            // deactivate CodeMirror as codable
            if (env.hasCodeMirror) {
                var cmEditor = this.$codable.data('cmEditor');
                this.$codable.val(cmEditor.getValue());
                cmEditor.toTextArea();
            }
            var value = dom.value(this.$codable, this.options.prettifyHtml) || dom.emptyPara;
            var isChange = this.$editable.html() !== value;
            this.$editable.html(value);
            this.$editable.height(this.options.height ? this.$codable.height() : 'auto');
            this.$editor.removeClass('codeview');
            if (isChange) {
                this.context.triggerEvent('change', this.$editable.html(), this.$editable);
            }
            this.$editable.focus();
            this.context.invoke('toolbar.updateCodeview', false);
        };
        CodeView.prototype.destroy = function () {
            if (this.isActivated()) {
                this.deactivate();
            }
        };
        return CodeView;
    }());

    var EDITABLE_PADDING = 24;
    var Statusbar = /** @class */ (function () {
        function Statusbar(context) {
            this.$document = $$1(document);
            this.$statusbar = context.layoutInfo.statusbar;
            this.$editable = context.layoutInfo.editable;
            this.options = context.options;
        }
        Statusbar.prototype.initialize = function () {
            var _this = this;
            if (this.options.airMode || this.options.disableResizeEditor) {
                this.destroy();
                return;
            }
            this.$statusbar.on('mousedown', function (event) {
                event.preventDefault();
                event.stopPropagation();
                var editableTop = _this.$editable.offset().top - _this.$document.scrollTop();
                var onMouseMove = function (event) {
                    var height = event.clientY - (editableTop + EDITABLE_PADDING);
                    height = (_this.options.minheight > 0) ? Math.max(height, _this.options.minheight) : height;
                    height = (_this.options.maxHeight > 0) ? Math.min(height, _this.options.maxHeight) : height;
                    _this.$editable.height(height);
                };
                _this.$document.on('mousemove', onMouseMove).one('mouseup', function () {
                    _this.$document.off('mousemove', onMouseMove);
                });
            });
        };
        Statusbar.prototype.destroy = function () {
            this.$statusbar.off();
        };
        return Statusbar;
    }());

    var Fullscreen = /** @class */ (function () {
        function Fullscreen(context) {
            var _this = this;
            this.context = context;
            this.$editor = context.layoutInfo.editor;
            this.$toolbar = context.layoutInfo.toolbar;
            this.$editable = context.layoutInfo.editable;
            this.$codable = context.layoutInfo.codable;
            this.$window = $$1(window);
            this.$scrollbar = $$1('html, body');
            this.onResize = function () {
                _this.resizeTo({
                    h: _this.$window.height() - _this.$toolbar.outerHeight()
                });
            };
        }
        Fullscreen.prototype.resizeTo = function (size) {
            this.$editable.css('height', size.h);
            this.$codable.css('height', size.h);
            if (this.$codable.data('cmeditor')) {
                this.$codable.data('cmeditor').setsize(null, size.h);
            }
        };
        /**
         * toggle fullscreen
         */
        Fullscreen.prototype.toggle = function () {
            this.$editor.toggleClass('fullscreen');
            if (this.isFullscreen()) {
                this.$editable.data('orgHeight', this.$editable.css('height'));
                this.$window.on('resize', this.onResize).trigger('resize');
                this.$scrollbar.css('overflow', 'hidden');
            } else {
                this.$window.off('resize', this.onResize);
                this.resizeTo({
                    h: this.$editable.data('orgHeight')
                });
                this.$scrollbar.css('overflow', 'visible');
            }
            this.context.invoke('toolbar.updateFullscreen', this.isFullscreen());
        };
        Fullscreen.prototype.isFullscreen = function () {
            return this.$editor.hasClass('fullscreen');
        };
        return Fullscreen;
    }());

    var Handle = /** @class */ (function () {
        function Handle(context) {
            var _this = this;
            this.context = context;
            this.$document = $$1(document);
            this.$editingArea = context.layoutInfo.editingArea;
            this.options = context.options;
            this.lang = this.options.langInfo;
            this.events = {
                'summernote.mousedown': function (we, e) {
                    if (_this.update(e.target)) {
                        e.preventDefault();
                    }
                },
                'summernote.keyup summernote.scroll summernote.change summernote.dialog.shown': function () {
                    _this.update();
                },
                'summernote.disable': function () {
                    _this.hide();
                },
                'summernote.codeview.toggled': function () {
                    _this.update();
                }
            };
        }
        Handle.prototype.initialize = function () {
            var _this = this;
            this.$handle = $$1([
                '<div class="note-handle">',
                '<div class="note-control-selection">',
                '<div class="note-control-selection-bg"></div>',
                '<div class="note-control-holder note-control-nw"></div>',
                '<div class="note-control-holder note-control-ne"></div>',
                '<div class="note-control-holder note-control-sw"></div>',
                '<div class="',
                (this.options.disableResizeImage ? 'note-control-holder' : 'note-control-sizing'),
                ' note-control-se"></div>',
                (this.options.disableResizeImage ? '' : '<div class="note-control-selection-info"></div>'),
                '</div>',
                '</div>'
            ].join('')).prependTo(this.$editingArea);
            this.$handle.on('mousedown', function (event) {
                if (dom.isControlSizing(event.target)) {
                    event.preventDefault();
                    event.stopPropagation();
                    var $target_1 = _this.$handle.find('.note-control-selection').data('target');
                    var posStart_1 = $target_1.offset();
                    var scrollTop_1 = _this.$document.scrollTop();
                    var onMouseMove_1 = function (event) {
                        _this.context.invoke('editor.resizeTo', {
                            x: event.clientX - posStart_1.left,
                            y: event.clientY - (posStart_1.top - scrollTop_1)
                        }, $target_1, !event.shiftKey);
                        _this.update($target_1[0]);
                    };
                    _this.$document
                        .on('mousemove', onMouseMove_1)
                        .one('mouseup', function (e) {
                            e.preventDefault();
                            _this.$document.off('mousemove', onMouseMove_1);
                            _this.context.invoke('editor.afterCommand');
                        });
                    if (!$target_1.data('ratio')) {
                        $target_1.data('ratio', $target_1.height() / $target_1.width());
                    }
                }
            });
            // Listen for scrolling on the handle overlay.
            this.$handle.on('wheel', function (e) {
                e.preventDefault();
                _this.update();
            });
        };
        Handle.prototype.destroy = function () {
            this.$handle.remove();
        };
        Handle.prototype.update = function (target) {
            if (this.context.isDisabled()) {
                return false;
            }
            var isImage = dom.isImg(target);
            var $selection = this.$handle.find('.note-control-selection');
            this.context.invoke('imagePopover.update', target);
            if (isImage) {
                var $image = $$1(target);
                var position = $image.position();
                var pos = {
                    left: position.left + parseInt($image.css('marginLeft'), 10),
                    top: position.top + parseInt($image.css('marginTop'), 10)
                };
                // exclude margin
                var imageSize = {
                    w: $image.outerWidth(false),
                    h: $image.outerHeight(false)
                };
                $selection.css({
                    display: 'block',
                    left: pos.left,
                    top: pos.top,
                    width: imageSize.w,
                    height: imageSize.h
                }).data('target', $image); // save current image element.
                var origImageObj = new Image();
                origImageObj.src = $image.attr('src');
                var sizingText = imageSize.w + 'x' + imageSize.h + ' (' + this.lang.image.original + ': ' + origImageObj.width + 'x' + origImageObj.height + ')';
                $selection.find('.note-control-selection-info').text(sizingText);
                this.context.invoke('editor.saveTarget', target);
            } else {
                this.hide();
            }
            return isImage;
        };
        /**
         * hide
         *
         * @param {jQuery} $handle
         */
        Handle.prototype.hide = function () {
            this.context.invoke('editor.clearTarget');
            this.$handle.children().hide();
        };
        return Handle;
    }());

    var defaultScheme = 'http://';
    var linkPattern = /^([A-Za-z][A-Za-z0-9+-.]*\:[\/\/]?|mailto:[A-Z0-9._%+-]+@)?(www\.)?(.+)$/i;
    var AutoLink = /** @class */ (function () {
        function AutoLink(context) {
            var _this = this;
            this.context = context;
            this.events = {
                'summernote.keyup': function (we, e) {
                    if (!e.isDefaultPrevented()) {
                        _this.handleKeyup(e);
                    }
                },
                'summernote.keydown': function (we, e) {
                    _this.handleKeydown(e);
                }
            };
        }
        AutoLink.prototype.initialize = function () {
            this.lastWordRange = null;
        };
        AutoLink.prototype.destroy = function () {
            this.lastWordRange = null;
        };
        AutoLink.prototype.replace = function () {
            if (!this.lastWordRange) {
                return;
            }
            var keyword = this.lastWordRange.toString();
            var match = keyword.match(linkPattern);
            if (match && (match[1] || match[2])) {
                var link = match[1] ? keyword : defaultScheme + keyword;
                var node = $$1('<a />').html(keyword).attr('href', link)[0];
                this.lastWordRange.insertNode(node);
                this.lastWordRange = null;
                this.context.invoke('editor.focus');
            }
        };
        AutoLink.prototype.handleKeydown = function (e) {
            if (lists.contains([key.code.ENTER, key.code.SPACE], e.keyCode)) {
                var wordRange = this.context.invoke('editor.createRange').getWordRange();
                this.lastWordRange = wordRange;
            }
        };
        AutoLink.prototype.handleKeyup = function (e) {
            if (lists.contains([key.code.ENTER, key.code.SPACE], e.keyCode)) {
                this.replace();
            }
        };
        return AutoLink;
    }());

    /**
     * textarea auto sync.
     */
    var AutoSync = /** @class */ (function () {
        function AutoSync(context) {
            var _this = this;
            this.$note = context.layoutInfo.note;
            this.events = {
                'summernote.change': function () {
                    _this.$note.val(context.invoke('code'));
                }
            };
        }
        AutoSync.prototype.shouldInitialize = function () {
            return dom.isTextarea(this.$note[0]);
        };
        return AutoSync;
    }());

    var Placeholder = /** @class */ (function () {
        function Placeholder(context) {
            var _this = this;
            this.context = context;
            this.$editingArea = context.layoutInfo.editingArea;
            this.options = context.options;
            this.events = {
                'summernote.init summernote.change': function () {
                    _this.update();
                },
                'summernote.codeview.toggled': function () {
                    _this.update();
                }
            };
        }
        Placeholder.prototype.shouldInitialize = function () {
            return !!this.options.placeholder;
        };
        Placeholder.prototype.initialize = function () {
            var _this = this;
            this.$placeholder = $$1('<div class="note-placeholder">');
            this.$placeholder.on('click', function () {
                _this.context.invoke('focus');
            }).text(this.options.placeholder).prependTo(this.$editingArea);
            this.update();
        };
        Placeholder.prototype.destroy = function () {
            this.$placeholder.remove();
        };
        Placeholder.prototype.update = function () {
            var isShow = !this.context.invoke('codeview.isActivated') && this.context.invoke('editor.isEmpty');
            this.$placeholder.toggle(isShow);
        };
        return Placeholder;
    }());

    var Buttons = /** @class */ (function () {
        function Buttons(context) {
            this.ui = $$1.summernote.ui;
            this.context = context;
            this.$toolbar = context.layoutInfo.toolbar;
            this.options = context.options;
            this.lang = this.options.langInfo;
            this.invertedKeyMap = func.invertObject(this.options.keyMap[env.isMac ? 'mac' : 'pc']);
        }
        Buttons.prototype.representShortcut = function (editorMethod) {
            var shortcut = this.invertedKeyMap[editorMethod];
            if (!this.options.shortcuts || !shortcut) {
                return '';
            }
            if (env.isMac) {
                shortcut = shortcut.replace('CMD', '⌘').replace('SHIFT', '⇧');
            }
            shortcut = shortcut.replace('BACKSLASH', '\\')
                .replace('SLASH', '/')
                .replace('LEFTBRACKET', '[')
                .replace('RIGHTBRACKET', ']');
            return ' (' + shortcut + ')';
        };
        Buttons.prototype.button = function (o) {
            if (!this.options.tooltip && o.tooltip) {
                delete o.tooltip;
            }
            o.container = this.options.container;
            return this.ui.button(o);
        };
        Buttons.prototype.initialize = function () {
            this.addToolbarButtons();
            this.addImagePopoverButtons();
            this.addLinkPopoverButtons();
            this.addTablePopoverButtons();
            this.fontInstalledMap = {};
        };
        Buttons.prototype.destroy = function () {
            delete this.fontInstalledMap;
        };
        Buttons.prototype.isFontInstalled = function (name) {
            if (!this.fontInstalledMap.hasOwnProperty(name)) {
                this.fontInstalledMap[name] = env.isFontInstalled(name) ||
                    lists.contains(this.options.fontNamesIgnoreCheck, name);
            }
            return this.fontInstalledMap[name];
        };
        Buttons.prototype.isFontDeservedToAdd = function (name) {
            var genericFamilies = ['sans-serif', 'serif', 'monospace', 'cursive', 'fantasy'];
            name = name.toLowerCase();
            return ((name !== '') && this.isFontInstalled(name) && ($$1.inArray(name, genericFamilies) === -1));
        };
        Buttons.prototype.addToolbarButtons = function () {
            var _this = this;
            this.context.memo('button.style', function () {
                return _this.ui.buttonGroup([
                    _this.button({
                        className: 'dropdown-toggle',
                        contents: _this.ui.dropdownButtonContents(_this.ui.icon(_this.options.icons.magic), _this.options),
                        tooltip: _this.lang.style.style,
                        data: {
                            toggle: 'dropdown'
                        }
                    }),
                    _this.ui.dropdown({
                        className: 'dropdown-style',
                        items: _this.options.styleTags,
                        template: function (item) {
                            if (typeof item === 'string') {
                                item = {
                                    tag: item,
                                    title: (_this.lang.style.hasOwnProperty(item) ? _this.lang.style[item] : item)
                                };
                            }
                            var tag = item.tag;
                            var title = item.title;
                            var style = item.style ? ' style="' + item.style + '" ' : '';
                            var className = item.className ? ' class="' + item.className + '"' : '';
                            return '<' + tag + style + className + '>' + title + '</' + tag + '>';
                        },
                        click: _this.context.createInvokeHandler('editor.formatBlock')
                    })
                ]).render();
            });
            var _loop_1 = function (styleIdx, styleLen) {
                var item = this_1.options.styleTags[styleIdx];
                this_1.context.memo('button.style.' + item, function () {
                    return _this.button({
                        className: 'note-btn-style-' + item,
                        contents: '<div data-value="' + item + '">' + item.toUpperCase() + '</div>',
                        tooltip: item.toUpperCase(),
                        click: _this.context.createInvokeHandler('editor.formatBlock')
                    }).render();
                });
            };
            var this_1 = this;
            for (var styleIdx = 0, styleLen = this.options.styleTags.length; styleIdx < styleLen; styleIdx++) {
                _loop_1(styleIdx, styleLen);
            }
            this.context.memo('button.bold', function () {
                return _this.button({
                    className: 'note-btn-bold',
                    contents: _this.ui.icon(_this.options.icons.bold),
                    tooltip: _this.lang.font.bold + _this.representShortcut('bold'),
                    click: _this.context.createInvokeHandlerAndUpdateState('editor.bold')
                }).render();
            });
            this.context.memo('button.italic', function () {
                return _this.button({
                    className: 'note-btn-italic',
                    contents: _this.ui.icon(_this.options.icons.italic),
                    tooltip: _this.lang.font.italic + _this.representShortcut('italic'),
                    click: _this.context.createInvokeHandlerAndUpdateState('editor.italic')
                }).render();
            });
            this.context.memo('button.underline', function () {
                return _this.button({
                    className: 'note-btn-underline',
                    contents: _this.ui.icon(_this.options.icons.underline),
                    tooltip: _this.lang.font.underline + _this.representShortcut('underline'),
                    click: _this.context.createInvokeHandlerAndUpdateState('editor.underline')
                }).render();
            });
            this.context.memo('button.clear', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.eraser),
                    tooltip: _this.lang.font.clear + _this.representShortcut('removeFormat'),
                    click: _this.context.createInvokeHandler('editor.removeFormat')
                }).render();
            });
            this.context.memo('button.strikethrough', function () {
                return _this.button({
                    className: 'note-btn-strikethrough',
                    contents: _this.ui.icon(_this.options.icons.strikethrough),
                    tooltip: _this.lang.font.strikethrough + _this.representShortcut('strikethrough'),
                    click: _this.context.createInvokeHandlerAndUpdateState('editor.strikethrough')
                }).render();
            });
            this.context.memo('button.superscript', function () {
                return _this.button({
                    className: 'note-btn-superscript',
                    contents: _this.ui.icon(_this.options.icons.superscript),
                    tooltip: _this.lang.font.superscript,
                    click: _this.context.createInvokeHandlerAndUpdateState('editor.superscript')
                }).render();
            });
            this.context.memo('button.subscript', function () {
                return _this.button({
                    className: 'note-btn-subscript',
                    contents: _this.ui.icon(_this.options.icons.subscript),
                    tooltip: _this.lang.font.subscript,
                    click: _this.context.createInvokeHandlerAndUpdateState('editor.subscript')
                }).render();
            });
            this.context.memo('button.fontname', function () {
                var styleInfo = _this.context.invoke('editor.currentStyle');
                // Add 'default' fonts into the fontnames array if not exist
                $$1.each(styleInfo['font-family'].split(','), function (idx, fontname) {
                    fontname = fontname.trim().replace(/['"]+/g, '');
                    if (_this.isFontDeservedToAdd(fontname)) {
                        if ($$1.inArray(fontname, _this.options.fontNames) === -1) {
                            _this.options.fontNames.push(fontname);
                        }
                    }
                });
                return _this.ui.buttonGroup([
                    _this.button({
                        className: 'dropdown-toggle',
                        contents: _this.ui.dropdownButtonContents('<span class="note-current-fontname"/>', _this.options),
                        tooltip: _this.lang.font.name,
                        data: {
                            toggle: 'dropdown'
                        }
                    }),
                    _this.ui.dropdownCheck({
                        className: 'dropdown-fontname',
                        checkClassName: _this.options.icons.menuCheck,
                        items: _this.options.fontNames.filter(_this.isFontInstalled.bind(_this)),
                        template: function (item) {
                            return '<span style="font-family: \'' + item + '\'">' + item + '</span>';
                        },
                        click: _this.context.createInvokeHandlerAndUpdateState('editor.fontName')
                    })
                ]).render();
            });
            this.context.memo('button.fontsize', function () {
                return _this.ui.buttonGroup([
                    _this.button({
                        className: 'dropdown-toggle',
                        contents: _this.ui.dropdownButtonContents('<span class="note-current-fontsize"/>', _this.options),
                        tooltip: _this.lang.font.size,
                        data: {
                            toggle: 'dropdown'
                        }
                    }),
                    _this.ui.dropdownCheck({
                        className: 'dropdown-fontsize',
                        checkClassName: _this.options.icons.menuCheck,
                        items: _this.options.fontSizes,
                        click: _this.context.createInvokeHandlerAndUpdateState('editor.fontSize')
                    })
                ]).render();
            });
            this.context.memo('button.color', function () {
                return _this.ui.buttonGroup({
                    className: 'note-color',
                    children: [
                        _this.button({
                            className: 'note-current-color-button',
                            contents: _this.ui.icon(_this.options.icons.font + ' note-recent-color'),
                            tooltip: _this.lang.color.recent,
                            click: function (e) {
                                var $button = $$1(e.currentTarget);
                                _this.context.invoke('editor.color', {
                                    backColor: $button.attr('data-backColor'),
                                    foreColor: $button.attr('data-foreColor')
                                });
                            },
                            callback: function ($button) {
                                var $recentColor = $button.find('.note-recent-color');
                                $recentColor.css('background-color', '#FFFF00');
                                $button.attr('data-backColor', '#FFFF00');
                            }
                        }),
                        _this.button({
                            className: 'dropdown-toggle',
                            contents: _this.ui.dropdownButtonContents('', _this.options),
                            tooltip: _this.lang.color.more,
                            data: {
                                toggle: 'dropdown'
                            }
                        }),
                        _this.ui.dropdown({
                            items: [
                                '<div class="note-palette">',
                                '  <div class="note-palette-title">' + _this.lang.color.background + '</div>',
                                '  <div>',
                                '    <button type="button" class="note-color-reset btn btn-light" data-event="backColor" data-value="inherit">',
                                _this.lang.color.transparent,
                                '    </button>',
                                '  </div>',
                                '  <div class="note-holder" data-event="backColor"/>',
                                '</div>',
                                '<div class="note-palette">',
                                '  <div class="note-palette-title">' + _this.lang.color.foreground + '</div>',
                                '  <div>',
                                '    <button type="button" class="note-color-reset btn btn-light" data-event="removeFormat" data-value="foreColor">',
                                _this.lang.color.resetToDefault,
                                '    </button>',
                                '  </div>',
                                '  <div class="note-holder" data-event="foreColor"/>',
                                '</div>'
                            ].join(''),
                            callback: function ($dropdown) {
                                $dropdown.find('.note-holder').each(function (idx, item) {
                                    var $holder = $$1(item);
                                    $holder.append(_this.ui.palette({
                                        colors: _this.options.colors,
                                        eventName: $holder.data('event'),
                                        container: _this.options.container,
                                        tooltip: _this.options.tooltip
                                    }).render());
                                });
                            },
                            click: function (event) {
                                var $button = $$1(event.target);
                                var eventName = $button.data('event');
                                var value = $button.data('value');
                                if (eventName && value) {
                                    var key = eventName === 'backColor' ? 'background-color' : 'color';
                                    var $color = $button.closest('.note-color').find('.note-recent-color');
                                    var $currentButton = $button.closest('.note-color').find('.note-current-color-button');
                                    $color.css(key, value);
                                    $currentButton.attr('data-' + eventName, value);
                                    _this.context.invoke('editor.' + eventName, value);
                                }
                            }
                        })
                    ]
                }).render();
            });
            this.context.memo('button.ul', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.unorderedlist),
                    tooltip: _this.lang.lists.unordered + _this.representShortcut('insertUnorderedList'),
                    click: _this.context.createInvokeHandler('editor.insertUnorderedList')
                }).render();
            });
            this.context.memo('button.ol', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.orderedlist),
                    tooltip: _this.lang.lists.ordered + _this.representShortcut('insertOrderedList'),
                    click: _this.context.createInvokeHandler('editor.insertOrderedList')
                }).render();
            });
            var justifyLeft = this.button({
                contents: this.ui.icon(this.options.icons.alignLeft),
                tooltip: this.lang.paragraph.left + this.representShortcut('justifyLeft'),
                click: this.context.createInvokeHandler('editor.justifyLeft')
            });
            var justifyCenter = this.button({
                contents: this.ui.icon(this.options.icons.alignCenter),
                tooltip: this.lang.paragraph.center + this.representShortcut('justifyCenter'),
                click: this.context.createInvokeHandler('editor.justifyCenter')
            });
            var justifyRight = this.button({
                contents: this.ui.icon(this.options.icons.alignRight),
                tooltip: this.lang.paragraph.right + this.representShortcut('justifyRight'),
                click: this.context.createInvokeHandler('editor.justifyRight')
            });
            var justifyFull = this.button({
                contents: this.ui.icon(this.options.icons.alignJustify),
                tooltip: this.lang.paragraph.justify + this.representShortcut('justifyFull'),
                click: this.context.createInvokeHandler('editor.justifyFull')
            });
            var outdent = this.button({
                contents: this.ui.icon(this.options.icons.outdent),
                tooltip: this.lang.paragraph.outdent + this.representShortcut('outdent'),
                click: this.context.createInvokeHandler('editor.outdent')
            });
            var indent = this.button({
                contents: this.ui.icon(this.options.icons.indent),
                tooltip: this.lang.paragraph.indent + this.representShortcut('indent'),
                click: this.context.createInvokeHandler('editor.indent')
            });
            this.context.memo('button.justifyLeft', func.invoke(justifyLeft, 'render'));
            this.context.memo('button.justifyCenter', func.invoke(justifyCenter, 'render'));
            this.context.memo('button.justifyRight', func.invoke(justifyRight, 'render'));
            this.context.memo('button.justifyFull', func.invoke(justifyFull, 'render'));
            this.context.memo('button.outdent', func.invoke(outdent, 'render'));
            this.context.memo('button.indent', func.invoke(indent, 'render'));
            this.context.memo('button.paragraph', function () {
                return _this.ui.buttonGroup([
                    _this.button({
                        className: 'dropdown-toggle',
                        contents: _this.ui.dropdownButtonContents(_this.ui.icon(_this.options.icons.alignLeft), _this.options),
                        tooltip: _this.lang.paragraph.paragraph,
                        data: {
                            toggle: 'dropdown'
                        }
                    }),
                    _this.ui.dropdown([
                        _this.ui.buttonGroup({
                            className: 'note-align',
                            children: [justifyLeft, justifyCenter, justifyRight, justifyFull]
                        }),
                        _this.ui.buttonGroup({
                            className: 'note-list',
                            children: [outdent, indent]
                        })
                    ])
                ]).render();
            });
            this.context.memo('button.height', function () {
                return _this.ui.buttonGroup([
                    _this.button({
                        className: 'dropdown-toggle',
                        contents: _this.ui.dropdownButtonContents(_this.ui.icon(_this.options.icons.textHeight), _this.options),
                        tooltip: _this.lang.font.height,
                        data: {
                            toggle: 'dropdown'
                        }
                    }),
                    _this.ui.dropdownCheck({
                        items: _this.options.lineHeights,
                        checkClassName: _this.options.icons.menuCheck,
                        className: 'dropdown-line-height',
                        click: _this.context.createInvokeHandler('editor.lineHeight')
                    })
                ]).render();
            });
            this.context.memo('button.table', function () {
                return _this.ui.buttonGroup([
                    _this.button({
                        className: 'dropdown-toggle',
                        contents: _this.ui.dropdownButtonContents(_this.ui.icon(_this.options.icons.table), _this.options),
                        tooltip: _this.lang.table.table,
                        data: {
                            toggle: 'dropdown'
                        }
                    }),
                    _this.ui.dropdown({
                        className: 'note-table',
                        items: [
                            '<div class="note-dimension-picker">',
                            '  <div class="note-dimension-picker-mousecatcher" data-event="insertTable" data-value="1x1"/>',
                            '  <div class="note-dimension-picker-highlighted"/>',
                            '  <div class="note-dimension-picker-unhighlighted"/>',
                            '</div>',
                            '<div class="note-dimension-display">1 x 1</div>'
                        ].join('')
                    })
                ], {
                    callback: function ($node) {
                        var $catcher = $node.find('.note-dimension-picker-mousecatcher');
                        $catcher.css({
                                width: _this.options.insertTableMaxSize.col + 'em',
                                height: _this.options.insertTableMaxSize.row + 'em'
                            }).mousedown(_this.context.createInvokeHandler('editor.insertTable'))
                            .on('mousemove', _this.tableMoveHandler.bind(_this));
                    }
                }).render();
            });
            this.context.memo('button.link', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.link),
                    tooltip: _this.lang.link.link + _this.representShortcut('linkDialog.show'),
                    click: _this.context.createInvokeHandler('linkDialog.show')
                }).render();
            });
            this.context.memo('button.picture', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.picture),
                    tooltip: _this.lang.image.image,
                    click: _this.context.createInvokeHandler('imageDialog.show')
                }).render();
            });
            this.context.memo('button.video', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.video),
                    tooltip: _this.lang.video.video,
                    click: _this.context.createInvokeHandler('videoDialog.show')
                }).render();
            });
            this.context.memo('button.hr', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.minus),
                    tooltip: _this.lang.hr.insert + _this.representShortcut('insertHorizontalRule'),
                    click: _this.context.createInvokeHandler('editor.insertHorizontalRule')
                }).render();
            });
            this.context.memo('button.fullscreen', function () {
                return _this.button({
                    className: 'btn-fullscreen',
                    contents: _this.ui.icon(_this.options.icons.arrowsAlt),
                    tooltip: _this.options.fullscreen,
                    click: _this.context.createInvokeHandler('fullscreen.toggle')
                }).render();
            });
            this.context.memo('button.codeview', function () {
                return _this.button({
                    className: 'btn-codeview',
                    contents: _this.ui.icon(_this.options.icons.code),
                    tooltip: _this.options.codeview,
                    click: _this.context.createInvokeHandler('codeview.toggle')
                }).render();
            });
            this.context.memo('button.redo', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.redo),
                    tooltip: _this.lang.history.redo + _this.representShortcut('redo'),
                    click: _this.context.createInvokeHandler('editor.redo')
                }).render();
            });
            this.context.memo('button.undo', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.undo),
                    tooltip: _this.lang.history.undo + _this.representShortcut('undo'),
                    click: _this.context.createInvokeHandler('editor.undo')
                }).render();
            });
            this.context.memo('button.help', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.question),
                    tooltip: _this.options.help,
                    click: _this.context.createInvokeHandler('helpDialog.show')
                }).render();
            });
        };
        /**
         * image : [
         *   ['imagesize', ['imageSize100', 'imageSize50', 'imageSize25']],
         *   ['float', ['floatLeft', 'floatRight', 'floatNone' ]],
         *   ['remove', ['removeMedia']]
         * ],
         */
        Buttons.prototype.addImagePopoverButtons = function () {
            var _this = this;
            // Image Size Buttons
            this.context.memo('button.imageSize100', function () {
                return _this.button({
                    contents: '<span class="note-fontsize-10">100%</span>',
                    tooltip: _this.lang.image.resizeFull,
                    click: _this.context.createInvokeHandler('editor.resize', '1')
                }).render();
            });
            this.context.memo('button.imageSize50', function () {
                return _this.button({
                    contents: '<span class="note-fontsize-10">50%</span>',
                    tooltip: _this.lang.image.resizeHalf,
                    click: _this.context.createInvokeHandler('editor.resize', '0.5')
                }).render();
            });
            this.context.memo('button.imageSize25', function () {
                return _this.button({
                    contents: '<span class="note-fontsize-10">25%</span>',
                    tooltip: _this.lang.image.resizeQuarter,
                    click: _this.context.createInvokeHandler('editor.resize', '0.25')
                }).render();
            });
            // Float Buttons
            this.context.memo('button.floatLeft', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.alignLeft),
                    tooltip: _this.lang.image.floatLeft,
                    click: _this.context.createInvokeHandler('editor.floatMe', 'left')
                }).render();
            });
            this.context.memo('button.floatRight', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.alignRight),
                    tooltip: _this.lang.image.floatRight,
                    click: _this.context.createInvokeHandler('editor.floatMe', 'right')
                }).render();
            });
            this.context.memo('button.floatNone', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.alignJustify),
                    tooltip: _this.lang.image.floatNone,
                    click: _this.context.createInvokeHandler('editor.floatMe', 'none')
                }).render();
            });
            // Remove Buttons
            this.context.memo('button.removeMedia', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.trash),
                    tooltip: _this.lang.image.remove,
                    click: _this.context.createInvokeHandler('editor.removeMedia')
                }).render();
            });
        };
        Buttons.prototype.addLinkPopoverButtons = function () {
            var _this = this;
            this.context.memo('button.linkDialogShow', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.link),
                    tooltip: _this.lang.link.edit,
                    click: _this.context.createInvokeHandler('linkDialog.show')
                }).render();
            });
            this.context.memo('button.unlink', function () {
                return _this.button({
                    contents: _this.ui.icon(_this.options.icons.unlink),
                    tooltip: _this.lang.link.unlink,
                    click: _this.context.createInvokeHandler('editor.unlink')
                }).render();
            });
        };
        /**
         * table : [
         *  ['add', ['addRowDown', 'addRowUp', 'addColLeft', 'addColRight']],
         *  ['delete', ['deleteRow', 'deleteCol', 'deleteTable']]
         * ],
         */
        Buttons.prototype.addTablePopoverButtons = function () {
            var _this = this;
            this.context.memo('button.addRowUp', function () {
                return _this.button({
                    className: 'btn-md',
                    contents: _this.ui.icon(_this.options.icons.rowAbove),
                    tooltip: _this.lang.table.addRowAbove,
                    click: _this.context.createInvokeHandler('editor.addRow', 'top')
                }).render();
            });
            this.context.memo('button.addRowDown', function () {
                return _this.button({
                    className: 'btn-md',
                    contents: _this.ui.icon(_this.options.icons.rowBelow),
                    tooltip: _this.lang.table.addRowBelow,
                    click: _this.context.createInvokeHandler('editor.addRow', 'bottom')
                }).render();
            });
            this.context.memo('button.addColLeft', function () {
                return _this.button({
                    className: 'btn-md',
                    contents: _this.ui.icon(_this.options.icons.colBefore),
                    tooltip: _this.lang.table.addColLeft,
                    click: _this.context.createInvokeHandler('editor.addCol', 'left')
                }).render();
            });
            this.context.memo('button.addColRight', function () {
                return _this.button({
                    className: 'btn-md',
                    contents: _this.ui.icon(_this.options.icons.colAfter),
                    tooltip: _this.lang.table.addColRight,
                    click: _this.context.createInvokeHandler('editor.addCol', 'right')
                }).render();
            });
            this.context.memo('button.deleteRow', function () {
                return _this.button({
                    className: 'btn-md',
                    contents: _this.ui.icon(_this.options.icons.rowRemove),
                    tooltip: _this.lang.table.delRow,
                    click: _this.context.createInvokeHandler('editor.deleteRow')
                }).render();
            });
            this.context.memo('button.deleteCol', function () {
                return _this.button({
                    className: 'btn-md',
                    contents: _this.ui.icon(_this.options.icons.colRemove),
                    tooltip: _this.lang.table.delCol,
                    click: _this.context.createInvokeHandler('editor.deleteCol')
                }).render();
            });
            this.context.memo('button.deleteTable', function () {
                return _this.button({
                    className: 'btn-md',
                    contents: _this.ui.icon(_this.options.icons.trash),
                    tooltip: _this.lang.table.delTable,
                    click: _this.context.createInvokeHandler('editor.deleteTable')
                }).render();
            });
        };
        Buttons.prototype.build = function ($container, groups) {
            for (var groupIdx = 0, groupLen = groups.length; groupIdx < groupLen; groupIdx++) {
                var group = groups[groupIdx];
                var groupName = $$1.isArray(group) ? group[0] : group;
                var buttons = $$1.isArray(group) ? ((group.length === 1) ? [group[0]] : group[1]) : [group];
                var $group = this.ui.buttonGroup({
                    className: 'note-' + groupName
                }).render();
                for (var idx = 0, len = buttons.length; idx < len; idx++) {
                    var btn = this.context.memo('button.' + buttons[idx]);
                    if (btn) {
                        $group.append(typeof btn === 'function' ? btn(this.context) : btn);
                    }
                }
                $group.appendTo($container);
            }
        };
        /**
         * @param {jQuery} [$container]
         */
        Buttons.prototype.updateCurrentStyle = function ($container) {
            var _this = this;
            var $cont = $container || this.$toolbar;
            var styleInfo = this.context.invoke('editor.currentStyle');
            this.updateBtnStates($cont, {
                '.note-btn-bold': function () {
                    return styleInfo['font-bold'] === 'bold';
                },
                '.note-btn-italic': function () {
                    return styleInfo['font-italic'] === 'italic';
                },
                '.note-btn-underline': function () {
                    return styleInfo['font-underline'] === 'underline';
                },
                '.note-btn-subscript': function () {
                    return styleInfo['font-subscript'] === 'subscript';
                },
                '.note-btn-superscript': function () {
                    return styleInfo['font-superscript'] === 'superscript';
                },
                '.note-btn-strikethrough': function () {
                    return styleInfo['font-strikethrough'] === 'strikethrough';
                }
            });
            if (styleInfo['font-family']) {
                var fontNames = styleInfo['font-family'].split(',').map(function (name) {
                    return name.replace(/[\'\"]/g, '')
                        .replace(/\s+$/, '')
                        .replace(/^\s+/, '');
                });
                var fontName_1 = lists.find(fontNames, this.isFontInstalled.bind(this));
                $cont.find('.dropdown-fontname a').each(function (idx, item) {
                    var $item = $$1(item);
                    // always compare string to avoid creating another func.
                    var isChecked = ($item.data('value') + '') === (fontName_1 + '');
                    $item.toggleClass('checked', isChecked);
                });
                $cont.find('.note-current-fontname').text(fontName_1).css('font-family', fontName_1);
            }
            if (styleInfo['font-size']) {
                var fontSize_1 = styleInfo['font-size'];
                $cont.find('.dropdown-fontsize a').each(function (idx, item) {
                    var $item = $$1(item);
                    // always compare with string to avoid creating another func.
                    var isChecked = ($item.data('value') + '') === (fontSize_1 + '');
                    $item.toggleClass('checked', isChecked);
                });
                $cont.find('.note-current-fontsize').text(fontSize_1);
            }
            if (styleInfo['line-height']) {
                var lineHeight_1 = styleInfo['line-height'];
                $cont.find('.dropdown-line-height li a').each(function (idx, item) {
                    // always compare with string to avoid creating another func.
                    var isChecked = ($$1(item).data('value') + '') === (lineHeight_1 + '');
                    _this.className = isChecked ? 'checked' : '';
                });
            }
        };
        Buttons.prototype.updateBtnStates = function ($container, infos) {
            var _this = this;
            $$1.each(infos, function (selector, pred) {
                _this.ui.toggleBtnActive($container.find(selector), pred());
            });
        };
        Buttons.prototype.tableMoveHandler = function (event) {
            var PX_PER_EM = 18;
            var $picker = $$1(event.target.parentNode); // target is mousecatcher
            var $dimensionDisplay = $picker.next();
            var $catcher = $picker.find('.note-dimension-picker-mousecatcher');
            var $highlighted = $picker.find('.note-dimension-picker-highlighted');
            var $unhighlighted = $picker.find('.note-dimension-picker-unhighlighted');
            var posOffset;
            // HTML5 with jQuery - e.offsetX is undefined in Firefox
            if (event.offsetX === undefined) {
                var posCatcher = $$1(event.target).offset();
                posOffset = {
                    x: event.pageX - posCatcher.left,
                    y: event.pageY - posCatcher.top
                };
            } else {
                posOffset = {
                    x: event.offsetX,
                    y: event.offsetY
                };
            }
            var dim = {
                c: Math.ceil(posOffset.x / PX_PER_EM) || 1,
                r: Math.ceil(posOffset.y / PX_PER_EM) || 1
            };
            $highlighted.css({
                width: dim.c + 'em',
                height: dim.r + 'em'
            });
            $catcher.data('value', dim.c + 'x' + dim.r);
            if (dim.c > 3 && dim.c < this.options.insertTableMaxSize.col) {
                $unhighlighted.css({
                    width: dim.c + 1 + 'em'
                });
            }
            if (dim.r > 3 && dim.r < this.options.insertTableMaxSize.row) {
                $unhighlighted.css({
                    height: dim.r + 1 + 'em'
                });
            }
            $dimensionDisplay.html(dim.c + ' x ' + dim.r);
        };
        return Buttons;
    }());

    var Toolbar = /** @class */ (function () {
        function Toolbar(context) {
            this.context = context;
            this.$window = $$1(window);
            this.$document = $$1(document);
            this.ui = $$1.summernote.ui;
            this.$note = context.layoutInfo.note;
            this.$editor = context.layoutInfo.editor;
            this.$toolbar = context.layoutInfo.toolbar;
            this.options = context.options;
            this.followScroll = this.followScroll.bind(this);
        }
        Toolbar.prototype.shouldInitialize = function () {
            return !this.options.airMode;
        };
        Toolbar.prototype.initialize = function () {
            var _this = this;
            this.options.toolbar = this.options.toolbar || [];
            if (!this.options.toolbar.length) {
                this.$toolbar.hide();
            } else {
                this.context.invoke('buttons.build', this.$toolbar, this.options.toolbar);
            }
            if (this.options.toolbarContainer) {
                this.$toolbar.appendTo(this.options.toolbarContainer);
            }
            this.changeContainer(false);
            this.$note.on('summernote.keyup summernote.mouseup summernote.change', function () {
                _this.context.invoke('buttons.updateCurrentStyle');
            });
            this.context.invoke('buttons.updateCurrentStyle');
            if (this.options.followingToolbar) {
                this.$window.on('scroll resize', this.followScroll);
            }
        };
        Toolbar.prototype.destroy = function () {
            this.$toolbar.children().remove();
            if (this.options.followingToolbar) {
                this.$window.off('scroll resize', this.followScroll);
            }
        };
        Toolbar.prototype.followScroll = function () {
            if (this.$editor.hasClass('fullscreen')) {
                return false;
            }
            var $toolbarWrapper = this.$toolbar.parent('.note-toolbar-wrapper');
            var editorHeight = this.$editor.outerHeight();
            var editorWidth = this.$editor.width();
            var toolbarHeight = this.$toolbar.height();
            $toolbarWrapper.css({
                height: toolbarHeight
            });
            // check if the web app is currently using another static bar
            var otherBarHeight = 0;
            if (this.options.otherStaticBar) {
                otherBarHeight = $$1(this.options.otherStaticBar).outerHeight();
            }
            var currentOffset = this.$document.scrollTop();
            var editorOffsetTop = this.$editor.offset().top;
            var editorOffsetBottom = editorOffsetTop + editorHeight;
            var activateOffset = editorOffsetTop - otherBarHeight;
            var deactivateOffsetBottom = editorOffsetBottom - otherBarHeight - toolbarHeight;
            if ((currentOffset > activateOffset) && (currentOffset < deactivateOffsetBottom)) {
                this.$toolbar.css({
                    position: 'fixed',
                    top: otherBarHeight,
                    width: editorWidth
                });
            } else {
                this.$toolbar.css({
                    position: 'relative',
                    top: 0,
                    width: '100%'
                });
            }
        };
        Toolbar.prototype.changeContainer = function (isFullscreen) {
            if (isFullscreen) {
                this.$toolbar.prependTo(this.$editor);
            } else {
                if (this.options.toolbarContainer) {
                    this.$toolbar.appendTo(this.options.toolbarContainer);
                }
            }
        };
        Toolbar.prototype.updateFullscreen = function (isFullscreen) {
            this.ui.toggleBtnActive(this.$toolbar.find('.btn-fullscreen'), isFullscreen);
            this.changeContainer(isFullscreen);
        };
        Toolbar.prototype.updateCodeview = function (isCodeview) {
            this.ui.toggleBtnActive(this.$toolbar.find('.btn-codeview'), isCodeview);
            if (isCodeview) {
                this.deactivate();
            } else {
                this.activate();
            }
        };
        Toolbar.prototype.activate = function (isIncludeCodeview) {
            var $btn = this.$toolbar.find('button');
            if (!isIncludeCodeview) {
                $btn = $btn.not('.btn-codeview');
            }
            this.ui.toggleBtn($btn, true);
        };
        Toolbar.prototype.deactivate = function (isIncludeCodeview) {
            var $btn = this.$toolbar.find('button');
            if (!isIncludeCodeview) {
                $btn = $btn.not('.btn-codeview');
            }
            this.ui.toggleBtn($btn, false);
        };
        return Toolbar;
    }());

    var LinkDialog = /** @class */ (function () {
        function LinkDialog(context) {
            this.context = context;
            this.ui = $$1.summernote.ui;
            this.$body = $$1(document.body);
            this.$editor = context.layoutInfo.editor;
            this.options = context.options;
            this.lang = this.options.langInfo;
            context.memo('help.linkDialog.show', this.options.langInfo.help['linkDialog.show']);
        }
        LinkDialog.prototype.initialize = function () {
            var $container = this.options.dialogsInBody ? this.$body : this.$editor;
            var body = [
                '<div class="form-group note-form-group">',
                "<label class=\"note-form-label\">" + this.lang.link.textToDisplay + "</label>",
                '<input class="note-link-text form-control note-form-control  note-input" type="text" />',
                '</div>',
                '<div class="form-group note-form-group">',
                "<label class=\"note-form-label\">" + this.lang.link.url + "</label>",
                '<input class="note-link-url form-control note-form-control note-input" type="text" value="http://" />',
                '</div>',
                !this.options.disableLinkTarget ?
                $$1('<div/>').append(this.ui.checkbox({
                    id: 'sn-checkbox-open-in-new-window',
                    text: this.lang.link.openInNewWindow,
                    checked: true
                }).render()).html() :
                ''
            ].join('');
            var buttonClass = 'btn btn-primary note-btn note-btn-primary note-link-btn';
            var footer = "<button type=\"submit\" href=\"#\" class=\"" + buttonClass + "\" disabled>" + this.lang.link.insert + "</button>";
            this.$dialog = this.ui.dialog({
                className: 'link-dialog',
                title: this.lang.link.insert,
                fade: this.options.dialogsFade,
                body: body,
                footer: footer
            }).render().appendTo($container);
        };
        LinkDialog.prototype.destroy = function () {
            this.ui.hideDialog(this.$dialog);
            this.$dialog.remove();
        };
        LinkDialog.prototype.bindEnterKey = function ($input, $btn) {
            $input.on('keypress', function (event) {
                if (event.keyCode === key.code.ENTER) {
                    event.preventDefault();
                    $btn.trigger('click');
                }
            });
        };
        /**
         * toggle update button
         */
        LinkDialog.prototype.toggleLinkBtn = function ($linkBtn, $linkText, $linkUrl) {
            this.ui.toggleBtn($linkBtn, $linkText.val() && $linkUrl.val());
        };
        /**
         * Show link dialog and set event handlers on dialog controls.
         *
         * @param {Object} linkInfo
         * @return {Promise}
         */
        LinkDialog.prototype.showLinkDialog = function (linkInfo) {
            var _this = this;
            return $$1.Deferred(function (deferred) {
                var $linkText = _this.$dialog.find('.note-link-text');
                var $linkUrl = _this.$dialog.find('.note-link-url');
                var $linkBtn = _this.$dialog.find('.note-link-btn');
                var $openInNewWindow = _this.$dialog.find('input[type=checkbox]');
                _this.ui.onDialogShown(_this.$dialog, function () {
                    _this.context.triggerEvent('dialog.shown');
                    // if no url was given, copy text to url
                    if (!linkInfo.url) {
                        linkInfo.url = linkInfo.text;
                    }
                    $linkText.val(linkInfo.text);
                    var handleLinkTextUpdate = function () {
                        _this.toggleLinkBtn($linkBtn, $linkText, $linkUrl);
                        // if linktext was modified by keyup,
                        // stop cloning text from linkUrl
                        linkInfo.text = $linkText.val();
                    };
                    $linkText.on('input', handleLinkTextUpdate).on('paste', function () {
                        setTimeout(handleLinkTextUpdate, 0);
                    });
                    var handleLinkUrlUpdate = function () {
                        _this.toggleLinkBtn($linkBtn, $linkText, $linkUrl);
                        // display same link on `Text to display` input
                        // when create a new link
                        if (!linkInfo.text) {
                            $linkText.val($linkUrl.val());
                        }
                    };
                    $linkUrl.on('input', handleLinkUrlUpdate).on('paste', function () {
                        setTimeout(handleLinkUrlUpdate, 0);
                    }).val(linkInfo.url);
                    if (!env.isSupportTouch) {
                        $linkUrl.trigger('focus');
                    }
                    _this.toggleLinkBtn($linkBtn, $linkText, $linkUrl);
                    _this.bindEnterKey($linkUrl, $linkBtn);
                    _this.bindEnterKey($linkText, $linkBtn);
                    var isChecked = linkInfo.isNewWindow !== undefined ?
                        linkInfo.isNewWindow : _this.context.options.linkTargetBlank;
                    $openInNewWindow.prop('checked', isChecked);
                    $linkBtn.one('click', function (event) {
                        event.preventDefault();
                        deferred.resolve({
                            range: linkInfo.range,
                            url: $linkUrl.val(),
                            text: $linkText.val(),
                            isNewWindow: $openInNewWindow.is(':checked')
                        });
                        _this.ui.hideDialog(_this.$dialog);
                    });
                });
                _this.ui.onDialogHidden(_this.$dialog, function () {
                    // detach events
                    $linkText.off('input paste keypress');
                    $linkUrl.off('input paste keypress');
                    $linkBtn.off('click');
                    if (deferred.state() === 'pending') {
                        deferred.reject();
                    }
                });
                _this.ui.showDialog(_this.$dialog);
            }).promise();
        };
        /**
         * @param {Object} layoutInfo
         */
        LinkDialog.prototype.show = function () {
            var _this = this;
            var linkInfo = this.context.invoke('editor.getLinkInfo');
            this.context.invoke('editor.saveRange');
            this.showLinkDialog(linkInfo).then(function (linkInfo) {
                _this.context.invoke('editor.restoreRange');
                _this.context.invoke('editor.createLink', linkInfo);
            }).fail(function () {
                _this.context.invoke('editor.restoreRange');
            });
        };
        return LinkDialog;
    }());

    var LinkPopover = /** @class */ (function () {
        function LinkPopover(context) {
            var _this = this;
            this.context = context;
            this.ui = $$1.summernote.ui;
            this.options = context.options;
            this.events = {
                'summernote.keyup summernote.mouseup summernote.change summernote.scroll': function () {
                    _this.update();
                },
                'summernote.disable summernote.dialog.shown': function () {
                    _this.hide();
                }
            };
        }
        LinkPopover.prototype.shouldInitialize = function () {
            return !lists.isEmpty(this.options.popover.link);
        };
        LinkPopover.prototype.initialize = function () {
            this.$popover = this.ui.popover({
                className: 'note-link-popover',
                callback: function ($node) {
                    var $content = $node.find('.popover-content,.note-popover-content');
                    $content.prepend('<span><a target="_blank"></a>&nbsp;</span>');
                }
            }).render().appendTo(this.options.container);
            var $content = this.$popover.find('.popover-content,.note-popover-content');
            this.context.invoke('buttons.build', $content, this.options.popover.link);
        };
        LinkPopover.prototype.destroy = function () {
            this.$popover.remove();
        };
        LinkPopover.prototype.update = function () {
            // Prevent focusing on editable when invoke('code') is executed
            if (!this.context.invoke('editor.hasFocus')) {
                this.hide();
                return;
            }
            var rng = this.context.invoke('editor.createRange');
            if (rng.isCollapsed() && rng.isOnAnchor()) {
                var anchor = dom.ancestor(rng.sc, dom.isAnchor);
                var href = $$1(anchor).attr('href');
                this.$popover.find('a').attr('href', href).html(href);
                var pos = dom.posFromPlaceholder(anchor);
                this.$popover.css({
                    display: 'block',
                    left: pos.left,
                    top: pos.top
                });
            } else {
                this.hide();
            }
        };
        LinkPopover.prototype.hide = function () {
            this.$popover.hide();
        };
        return LinkPopover;
    }());

    var ImageDialog = /** @class */ (function () {
        function ImageDialog(context) {
            this.context = context;
            this.ui = $$1.summernote.ui;
            this.$body = $$1(document.body);
            this.$editor = context.layoutInfo.editor;
            this.options = context.options;
            this.lang = this.options.langInfo;
        }
        ImageDialog.prototype.initialize = function () {
            var $container = this.options.dialogsInBody ? this.$body : this.$editor;
            var imageLimitation = '';
            if (this.options.maximumImageFileSize) {
                var unit = Math.floor(Math.log(this.options.maximumImageFileSize) / Math.log(1024));
                var readableSize = (this.options.maximumImageFileSize / Math.pow(1024, unit)).toFixed(2) * 1 +
                    ' ' + ' KMGTP' [unit] + 'B';
                imageLimitation = "<small>" + (this.lang.image.maximumFileSize + ' : ' + readableSize) + "</small>";
            }
            var body = [
                '<div class="form-group note-form-group note-group-select-from-files">',
                '<label class="note-form-label">' + this.lang.image.selectFromFiles + '</label>',
                '<input class="note-image-input note-form-control note-input" ',
                ' type="file" name="files" accept="image/*" multiple="multiple" />',
                imageLimitation,
                '</div>',
                '<div class="form-group note-group-image-url" style="overflow:auto;">',
                '<label class="note-form-label">' + this.lang.image.url + '</label>',
                '<input class="note-image-url form-control note-form-control note-input ',
                ' col-md-12" type="text" />',
                '</div>'
            ].join('');
            var buttonClass = 'btn btn-primary note-btn note-btn-primary note-image-btn';
            var footer = "<button type=\"submit\" href=\"#\" class=\"" + buttonClass + "\" disabled>" + this.lang.image.insert + "</button>";
            this.$dialog = this.ui.dialog({
                title: this.lang.image.insert,
                fade: this.options.dialogsFade,
                body: body,
                footer: footer
            }).render().appendTo($container);
        };
        ImageDialog.prototype.destroy = function () {
            this.ui.hideDialog(this.$dialog);
            this.$dialog.remove();
        };
        ImageDialog.prototype.bindEnterKey = function ($input, $btn) {
            $input.on('keypress', function (event) {
                if (event.keyCode === key.code.ENTER) {
                    event.preventDefault();
                    $btn.trigger('click');
                }
            });
        };
        ImageDialog.prototype.show = function () {
            var _this = this;
            this.context.invoke('editor.saveRange');
            this.showImageDialog().then(function (data) {
                // [workaround] hide dialog before restore range for IE range focus
                _this.ui.hideDialog(_this.$dialog);
                _this.context.invoke('editor.restoreRange');
                if (typeof data === 'string') {
                    _this.context.invoke('editor.insertImage', data);
                } else {
                    _this.context.invoke('editor.insertImagesOrCallback', data);
                }
            }).fail(function () {
                _this.context.invoke('editor.restoreRange');
            });
        };
        /**
         * show image dialog
         *
         * @param {jQuery} $dialog
         * @return {Promise}
         */
        ImageDialog.prototype.showImageDialog = function () {
            var _this = this;
            return $$1.Deferred(function (deferred) {
                var $imageInput = _this.$dialog.find('.note-image-input');
                var $imageUrl = _this.$dialog.find('.note-image-url');
                var $imageBtn = _this.$dialog.find('.note-image-btn');
                _this.ui.onDialogShown(_this.$dialog, function () {
                    _this.context.triggerEvent('dialog.shown');
                    // Cloning imageInput to clear element.
                    $imageInput.replaceWith($imageInput.clone().on('change', function (event) {
                        deferred.resolve(event.target.files || event.target.value);
                    }).val(''));
                    $imageBtn.click(function (event) {
                        event.preventDefault();
                        deferred.resolve($imageUrl.val());
                    });
                    $imageUrl.on('keyup paste', function () {
                        var url = $imageUrl.val();
                        _this.ui.toggleBtn($imageBtn, url);
                    }).val('');
                    if (!env.isSupportTouch) {
                        $imageUrl.trigger('focus');
                    }
                    _this.bindEnterKey($imageUrl, $imageBtn);
                });
                _this.ui.onDialogHidden(_this.$dialog, function () {
                    $imageInput.off('change');
                    $imageUrl.off('keyup paste keypress');
                    $imageBtn.off('click');
                    if (deferred.state() === 'pending') {
                        deferred.reject();
                    }
                });
                _this.ui.showDialog(_this.$dialog);
            });
        };
        return ImageDialog;
    }());

    /**
     * Image popover module
     *  mouse events that show/hide popover will be handled by Handle.js.
     *  Handle.js will receive the events and invoke 'imagePopover.update'.
     */
    var ImagePopover = /** @class */ (function () {
        function ImagePopover(context) {
            var _this = this;
            this.context = context;
            this.ui = $$1.summernote.ui;
            this.editable = context.layoutInfo.editable[0];
            this.options = context.options;
            this.events = {
                'summernote.disable': function () {
                    _this.hide();
                }
            };
        }
        ImagePopover.prototype.shouldInitialize = function () {
            return !lists.isEmpty(this.options.popover.image);
        };
        ImagePopover.prototype.initialize = function () {
            this.$popover = this.ui.popover({
                className: 'note-image-popover'
            }).render().appendTo(this.options.container);
            var $content = this.$popover.find('.popover-content,.note-popover-content');
            this.context.invoke('buttons.build', $content, this.options.popover.image);
        };
        ImagePopover.prototype.destroy = function () {
            this.$popover.remove();
        };
        ImagePopover.prototype.update = function (target) {
            if (dom.isImg(target)) {
                var pos = dom.posFromPlaceholder(target);
                var posEditor = dom.posFromPlaceholder(this.editable);
                this.$popover.css({
                    display: 'block',
                    left: this.options.popatmouse ? event.pageX - 20 : pos.left,
                    top: this.options.popatmouse ? event.pageY : Math.min(pos.top, posEditor.top)
                });
            } else {
                this.hide();
            }
        };
        ImagePopover.prototype.hide = function () {
            this.$popover.hide();
        };
        return ImagePopover;
    }());

    var TablePopover = /** @class */ (function () {
        function TablePopover(context) {
            var _this = this;
            this.context = context;
            this.ui = $$1.summernote.ui;
            this.options = context.options;
            this.events = {
                'summernote.mousedown': function (we, e) {
                    _this.update(e.target);
                },
                'summernote.keyup summernote.scroll summernote.change': function () {
                    _this.update();
                },
                'summernote.disable': function () {
                    _this.hide();
                }
            };
        }
        TablePopover.prototype.shouldInitialize = function () {
            return !lists.isEmpty(this.options.popover.table);
        };
        TablePopover.prototype.initialize = function () {
            this.$popover = this.ui.popover({
                className: 'note-table-popover'
            }).render().appendTo(this.options.container);
            var $content = this.$popover.find('.popover-content,.note-popover-content');
            this.context.invoke('buttons.build', $content, this.options.popover.table);
            // [workaround] Disable Firefox's default table editor
            if (env.isFF) {
                document.execCommand('enableInlineTableEditing', false, false);
            }
        };
        TablePopover.prototype.destroy = function () {
            this.$popover.remove();
        };
        TablePopover.prototype.update = function (target) {
            if (this.context.isDisabled()) {
                return false;
            }
            var isCell = dom.isCell(target);
            if (isCell) {
                var pos = dom.posFromPlaceholder(target);
                this.$popover.css({
                    display: 'block',
                    left: pos.left,
                    top: pos.top
                });
            } else {
                this.hide();
            }
            return isCell;
        };
        TablePopover.prototype.hide = function () {
            this.$popover.hide();
        };
        return TablePopover;
    }());

    var VideoDialog = /** @class */ (function () {
        function VideoDialog(context) {
            this.context = context;
            this.ui = $$1.summernote.ui;
            this.$body = $$1(document.body);
            this.$editor = context.layoutInfo.editor;
            this.options = context.options;
            this.lang = this.options.langInfo;
        }
        VideoDialog.prototype.initialize = function () {
            var $container = this.options.dialogsInBody ? this.$body : this.$editor;
            var body = [
                '<div class="form-group note-form-group row-fluid">',
                "<label class=\"note-form-label\">" + this.lang.video.url + " <small class=\"text-muted\">" + this.lang.video.providers + "</small></label>",
                '<input class="note-video-url form-control note-form-control note-input" type="text" />',
                '</div>'
            ].join('');
            var buttonClass = 'btn btn-primary note-btn note-btn-primary note-video-btn';
            var footer = "<button type=\"submit\" href=\"#\" class=\"" + buttonClass + "\" disabled>" + this.lang.video.insert + "</button>";
            this.$dialog = this.ui.dialog({
                title: this.lang.video.insert,
                fade: this.options.dialogsFade,
                body: body,
                footer: footer
            }).render().appendTo($container);
        };
        VideoDialog.prototype.destroy = function () {
            this.ui.hideDialog(this.$dialog);
            this.$dialog.remove();
        };
        VideoDialog.prototype.bindEnterKey = function ($input, $btn) {
            $input.on('keypress', function (event) {
                if (event.keyCode === key.code.ENTER) {
                    event.preventDefault();
                    $btn.trigger('click');
                }
            });
        };
        VideoDialog.prototype.createVideoNode = function (url) {
            // video url patterns(youtube, instagram, vimeo, dailymotion, youku, mp4, ogg, webm)
            var ytRegExp = /^(?:https?:\/\/)?(?:www\.)?(?:youtu\.be\/|youtube\.com\/(?:embed\/|v\/|watch\?v=|watch\?.+&v=))((\w|-){11})(?:\S+)?$/;
            var ytMatch = url.match(ytRegExp);
            var igRegExp = /(?:www\.|\/\/)instagram\.com\/p\/(.[a-zA-Z0-9_-]*)/;
            var igMatch = url.match(igRegExp);
            var vRegExp = /\/\/vine\.co\/v\/([a-zA-Z0-9]+)/;
            var vMatch = url.match(vRegExp);
            var vimRegExp = /\/\/(player\.)?vimeo\.com\/([a-z]*\/)*(\d+)[?]?.*/;
            var vimMatch = url.match(vimRegExp);
            var dmRegExp = /.+dailymotion.com\/(video|hub)\/([^_]+)[^#]*(#video=([^_&]+))?/;
            var dmMatch = url.match(dmRegExp);
            var youkuRegExp = /\/\/v\.youku\.com\/v_show\/id_(\w+)=*\.html/;
            var youkuMatch = url.match(youkuRegExp);
            var qqRegExp = /\/\/v\.qq\.com.*?vid=(.+)/;
            var qqMatch = url.match(qqRegExp);
            var qqRegExp2 = /\/\/v\.qq\.com\/x?\/?(page|cover).*?\/([^\/]+)\.html\??.*/;
            var qqMatch2 = url.match(qqRegExp2);
            var mp4RegExp = /^.+.(mp4|m4v)$/;
            var mp4Match = url.match(mp4RegExp);
            var oggRegExp = /^.+.(ogg|ogv)$/;
            var oggMatch = url.match(oggRegExp);
            var webmRegExp = /^.+.(webm)$/;
            var webmMatch = url.match(webmRegExp);
            var $video;
            if (ytMatch && ytMatch[1].length === 11) {
                var youtubeId = ytMatch[1];
                $video = $$1('<iframe>')
                    .attr('frameborder', 0)
                    .attr('src', '//www.youtube.com/embed/' + youtubeId)
                    .attr('width', '640').attr('height', '360');
            } else if (igMatch && igMatch[0].length) {
                $video = $$1('<iframe>')
                    .attr('frameborder', 0)
                    .attr('src', 'https://instagram.com/p/' + igMatch[1] + '/embed/')
                    .attr('width', '612').attr('height', '710')
                    .attr('scrolling', 'no')
                    .attr('allowtransparency', 'true');
            } else if (vMatch && vMatch[0].length) {
                $video = $$1('<iframe>')
                    .attr('frameborder', 0)
                    .attr('src', vMatch[0] + '/embed/simple')
                    .attr('width', '600').attr('height', '600')
                    .attr('class', 'vine-embed');
            } else if (vimMatch && vimMatch[3].length) {
                $video = $$1('<iframe webkitallowfullscreen mozallowfullscreen allowfullscreen>')
                    .attr('frameborder', 0)
                    .attr('src', '//player.vimeo.com/video/' + vimMatch[3])
                    .attr('width', '640').attr('height', '360');
            } else if (dmMatch && dmMatch[2].length) {
                $video = $$1('<iframe>')
                    .attr('frameborder', 0)
                    .attr('src', '//www.dailymotion.com/embed/video/' + dmMatch[2])
                    .attr('width', '640').attr('height', '360');
            } else if (youkuMatch && youkuMatch[1].length) {
                $video = $$1('<iframe webkitallowfullscreen mozallowfullscreen allowfullscreen>')
                    .attr('frameborder', 0)
                    .attr('height', '498')
                    .attr('width', '510')
                    .attr('src', '//player.youku.com/embed/' + youkuMatch[1]);
            } else if ((qqMatch && qqMatch[1].length) || (qqMatch2 && qqMatch2[2].length)) {
                var vid = ((qqMatch && qqMatch[1].length) ? qqMatch[1] : qqMatch2[2]);
                $video = $$1('<iframe webkitallowfullscreen mozallowfullscreen allowfullscreen>')
                    .attr('frameborder', 0)
                    .attr('height', '310')
                    .attr('width', '500')
                    .attr('src', 'http://v.qq.com/iframe/player.html?vid=' + vid + '&amp;auto=0');
            } else if (mp4Match || oggMatch || webmMatch) {
                $video = $$1('<video controls>')
                    .attr('src', url)
                    .attr('width', '640').attr('height', '360');
            } else {
                // this is not a known video link. Now what, Cat? Now what?
                return false;
            }
            $video.addClass('note-video-clip');
            return $video[0];
        };
        VideoDialog.prototype.show = function () {
            var _this = this;
            var text = this.context.invoke('editor.getSelectedText');
            this.context.invoke('editor.saveRange');
            this.showVideoDialog(text).then(function (url) {
                // [workaround] hide dialog before restore range for IE range focus
                _this.ui.hideDialog(_this.$dialog);
                _this.context.invoke('editor.restoreRange');
                // build node
                var $node = _this.createVideoNode(url);
                if ($node) {
                    // insert video node
                    _this.context.invoke('editor.insertNode', $node);
                }
            }).fail(function () {
                _this.context.invoke('editor.restoreRange');
            });
        };
        /**
         * show image dialog
         *
         * @param {jQuery} $dialog
         * @return {Promise}
         */
        VideoDialog.prototype.showVideoDialog = function (text) {
            var _this = this;
            return $$1.Deferred(function (deferred) {
                var $videoUrl = _this.$dialog.find('.note-video-url');
                var $videoBtn = _this.$dialog.find('.note-video-btn');
                _this.ui.onDialogShown(_this.$dialog, function () {
                    _this.context.triggerEvent('dialog.shown');
                    $videoUrl.val(text).on('input', function () {
                        _this.ui.toggleBtn($videoBtn, $videoUrl.val());
                    });
                    if (!env.isSupportTouch) {
                        $videoUrl.trigger('focus');
                    }
                    $videoBtn.click(function (event) {
                        event.preventDefault();
                        deferred.resolve($videoUrl.val());
                    });
                    _this.bindEnterKey($videoUrl, $videoBtn);
                });
                _this.ui.onDialogHidden(_this.$dialog, function () {
                    $videoUrl.off('input');
                    $videoBtn.off('click');
                    if (deferred.state() === 'pending') {
                        deferred.reject();
                    }
                });
                _this.ui.showDialog(_this.$dialog);
            });
        };
        return VideoDialog;
    }());

    var HelpDialog = /** @class */ (function () {
        function HelpDialog(context) {
            this.context = context;
            this.ui = $$1.summernote.ui;
            this.$body = $$1(document.body);
            this.$editor = context.layoutInfo.editor;
            this.options = context.options;
            this.lang = this.options.langInfo;
        }
        HelpDialog.prototype.initialize = function () {
            var $container = this.options.dialogsInBody ? this.$body : this.$editor;
            var body = [
                '<p class="text-center">',
                '<a href="http://summernote.org/" target="_blank">Summernote 0.8.9</a> · ',
                '<a href="https://github.com/summernote/summernote" target="_blank">Project</a> · ',
                '<a href="https://github.com/summernote/summernote/issues" target="_blank">Issues</a>',
                '</p>'
            ].join('');
            this.$dialog = this.ui.dialog({
                title: this.lang.options.help,
                fade: this.options.dialogsFade,
                body: this.createShortcutList(),
                footer: body,
                callback: function ($node) {
                    $node.find('.modal-body,.note-modal-body').css({
                        'max-height': 300,
                        'overflow': 'scroll'
                    });
                }
            }).render().appendTo($container);
        };
        HelpDialog.prototype.destroy = function () {
            this.ui.hideDialog(this.$dialog);
            this.$dialog.remove();
        };
        HelpDialog.prototype.createShortcutList = function () {
            var _this = this;
            var keyMap = this.options.keyMap[env.isMac ? 'mac' : 'pc'];
            return Object.keys(keyMap).map(function (key) {
                var command = keyMap[key];
                var $row = $$1('<div><div class="help-list-item"/></div>');
                $row.append($$1('<label><kbd>' + key + '</kdb></label>').css({
                    'width': 180,
                    'margin-right': 10
                })).append($$1('<span/>').html(_this.context.memo('help.' + command) || command));
                return $row.html();
            }).join('');
        };
        /**
         * show help dialog
         *
         * @return {Promise}
         */
        HelpDialog.prototype.showHelpDialog = function () {
            var _this = this;
            return $$1.Deferred(function (deferred) {
                _this.ui.onDialogShown(_this.$dialog, function () {
                    _this.context.triggerEvent('dialog.shown');
                    deferred.resolve();
                });
                _this.ui.showDialog(_this.$dialog);
            }).promise();
        };
        HelpDialog.prototype.show = function () {
            var _this = this;
            this.context.invoke('editor.saveRange');
            this.showHelpDialog().then(function () {
                _this.context.invoke('editor.restoreRange');
            });
        };
        return HelpDialog;
    }());

    var AIR_MODE_POPOVER_X_OFFSET = 20;
    var AirPopover = /** @class */ (function () {
        function AirPopover(context) {
            var _this = this;
            this.context = context;
            this.ui = $$1.summernote.ui;
            this.options = context.options;
            this.events = {
                'summernote.keyup summernote.mouseup summernote.scroll': function () {
                    _this.update();
                },
                'summernote.disable summernote.change summernote.dialog.shown': function () {
                    _this.hide();
                },
                'summernote.focusout': function (we, e) {
                    // [workaround] Firefox doesn't support relatedTarget on focusout
                    //  - Ignore hide action on focus out in FF.
                    if (env.isFF) {
                        return;
                    }
                    if (!e.relatedTarget || !dom.ancestor(e.relatedTarget, func.eq(_this.$popover[0]))) {
                        _this.hide();
                    }
                }
            };
        }
        AirPopover.prototype.shouldInitialize = function () {
            return this.options.airMode && !lists.isEmpty(this.options.popover.air);
        };
        AirPopover.prototype.initialize = function () {
            this.$popover = this.ui.popover({
                className: 'note-air-popover'
            }).render().appendTo(this.options.container);
            var $content = this.$popover.find('.popover-content');
            this.context.invoke('buttons.build', $content, this.options.popover.air);
        };
        AirPopover.prototype.destroy = function () {
            this.$popover.remove();
        };
        AirPopover.prototype.update = function () {
            var styleInfo = this.context.invoke('editor.currentStyle');
            if (styleInfo.range && !styleInfo.range.isCollapsed()) {
                var rect = lists.last(styleInfo.range.getClientRects());
                if (rect) {
                    var bnd = func.rect2bnd(rect);
                    this.$popover.css({
                        display: 'block',
                        left: Math.max(bnd.left + bnd.width / 2, 0) - AIR_MODE_POPOVER_X_OFFSET,
                        top: bnd.top + bnd.height
                    });
                    this.context.invoke('buttons.updateCurrentStyle', this.$popover);
                }
            } else {
                this.hide();
            }
        };
        AirPopover.prototype.hide = function () {
            this.$popover.hide();
        };
        return AirPopover;
    }());

    var POPOVER_DIST = 5;
    var HintPopover = /** @class */ (function () {
        function HintPopover(context) {
            var _this = this;
            this.context = context;
            this.ui = $$1.summernote.ui;
            this.$editable = context.layoutInfo.editable;
            this.options = context.options;
            this.hint = this.options.hint || [];
            this.direction = this.options.hintDirection || 'bottom';
            this.hints = $$1.isArray(this.hint) ? this.hint : [this.hint];
            this.events = {
                'summernote.keyup': function (we, e) {
                    if (!e.isDefaultPrevented()) {
                        _this.handleKeyup(e);
                    }
                },
                'summernote.keydown': function (we, e) {
                    _this.handleKeydown(e);
                },
                'summernote.disable summernote.dialog.shown': function () {
                    _this.hide();
                }
            };
        }
        HintPopover.prototype.shouldInitialize = function () {
            return this.hints.length > 0;
        };
        HintPopover.prototype.initialize = function () {
            var _this = this;
            this.lastWordRange = null;
            this.$popover = this.ui.popover({
                className: 'note-hint-popover',
                hideArrow: true,
                direction: ''
            }).render().appendTo(this.options.container);
            this.$popover.hide();
            this.$content = this.$popover.find('.popover-content,.note-popover-content');
            this.$content.on('click', '.note-hint-item', function () {
                _this.$content.find('.active').removeClass('active');
                $$1(_this).addClass('active');
                _this.replace();
            });
        };
        HintPopover.prototype.destroy = function () {
            this.$popover.remove();
        };
        HintPopover.prototype.selectItem = function ($item) {
            this.$content.find('.active').removeClass('active');
            $item.addClass('active');
            this.$content[0].scrollTop = $item[0].offsetTop - (this.$content.innerHeight() / 2);
        };
        HintPopover.prototype.moveDown = function () {
            var $current = this.$content.find('.note-hint-item.active');
            var $next = $current.next();
            if ($next.length) {
                this.selectItem($next);
            } else {
                var $nextGroup = $current.parent().next();
                if (!$nextGroup.length) {
                    $nextGroup = this.$content.find('.note-hint-group').first();
                }
                this.selectItem($nextGroup.find('.note-hint-item').first());
            }
        };
        HintPopover.prototype.moveUp = function () {
            var $current = this.$content.find('.note-hint-item.active');
            var $prev = $current.prev();
            if ($prev.length) {
                this.selectItem($prev);
            } else {
                var $prevGroup = $current.parent().prev();
                if (!$prevGroup.length) {
                    $prevGroup = this.$content.find('.note-hint-group').last();
                }
                this.selectItem($prevGroup.find('.note-hint-item').last());
            }
        };
        HintPopover.prototype.replace = function () {
            var $item = this.$content.find('.note-hint-item.active');
            if ($item.length) {
                var node = this.nodeFromItem($item);
                // XXX: consider to move codes to editor for recording redo/undo.
                this.lastWordRange.insertNode(node);
                range.createFromNode(node).collapse().select();
                this.lastWordRange = null;
                this.hide();
                this.context.triggerEvent('change', this.$editable.html(), this.$editable[0]);
                this.context.invoke('editor.focus');
            }
        };
        HintPopover.prototype.nodeFromItem = function ($item) {
            var hint = this.hints[$item.data('index')];
            var item = $item.data('item');
            var node = hint.content ? hint.content(item) : item;
            if (typeof node === 'string') {
                node = dom.createText(node);
            }
            return node;
        };
        HintPopover.prototype.createItemTemplates = function (hintIdx, items) {
            var hint = this.hints[hintIdx];
            return items.map(function (item, idx) {
                var $item = $$1('<div class="note-hint-item"/>');
                $item.append(hint.template ? hint.template(item) : item + '');
                $item.data({
                    'index': hintIdx,
                    'item': item
                });
                return $item;
            });
        };
        HintPopover.prototype.handleKeydown = function (e) {
            if (!this.$popover.is(':visible')) {
                return;
            }
            if (e.keyCode === key.code.ENTER) {
                e.preventDefault();
                this.replace();
            } else if (e.keyCode === key.code.UP) {
                e.preventDefault();
                this.moveUp();
            } else if (e.keyCode === key.code.DOWN) {
                e.preventDefault();
                this.moveDown();
            }
        };
        HintPopover.prototype.searchKeyword = function (index, keyword, callback) {
            var hint = this.hints[index];
            if (hint && hint.match.test(keyword) && hint.search) {
                var matches = hint.match.exec(keyword);
                hint.search(matches[1], callback);
            } else {
                callback();
            }
        };
        HintPopover.prototype.createGroup = function (idx, keyword) {
            var _this = this;
            var $group = $$1('<div class="note-hint-group note-hint-group-' + idx + '"/>');
            this.searchKeyword(idx, keyword, function (items) {
                items = items || [];
                if (items.length) {
                    $group.html(_this.createItemTemplates(idx, items));
                    _this.show();
                }
            });
            return $group;
        };
        HintPopover.prototype.handleKeyup = function (e) {
            var _this = this;
            if (!lists.contains([key.code.ENTER, key.code.UP, key.code.DOWN], e.keyCode)) {
                var wordRange = this.context.invoke('editor.createRange').getWordRange();
                var keyword_1 = wordRange.toString();
                if (this.hints.length && keyword_1) {
                    this.$content.empty();
                    var bnd = func.rect2bnd(lists.last(wordRange.getClientRects()));
                    if (bnd) {
                        this.$popover.hide();
                        this.lastWordRange = wordRange;
                        this.hints.forEach(function (hint, idx) {
                            if (hint.match.test(keyword_1)) {
                                _this.createGroup(idx, keyword_1).appendTo(_this.$content);
                            }
                        });
                        // select first .note-hint-item
                        this.$content.find('.note-hint-item:first').addClass('active');
                        // set position for popover after group is created
                        if (this.direction === 'top') {
                            this.$popover.css({
                                left: bnd.left,
                                top: bnd.top - this.$popover.outerHeight() - POPOVER_DIST
                            });
                        } else {
                            this.$popover.css({
                                left: bnd.left,
                                top: bnd.top + bnd.height + POPOVER_DIST
                            });
                        }
                    }
                } else {
                    this.hide();
                }
            }
        };
        HintPopover.prototype.show = function () {
            this.$popover.show();
        };
        HintPopover.prototype.hide = function () {
            this.$popover.hide();
        };
        return HintPopover;
    }());

    var Context = /** @class */ (function () {
        /**
         * @param {jQuery} $note
         * @param {Object} options
         */
        function Context($note, options) {
            this.ui = $$1.summernote.ui;
            this.$note = $note;
            this.memos = {};
            this.modules = {};
            this.layoutInfo = {};
            this.options = options;
            this.initialize();
        }
        /**
         * create layout and initialize modules and other resources
         */
        Context.prototype.initialize = function () {
            this.layoutInfo = this.ui.createLayout(this.$note, this.options);
            this._initialize();
            this.$note.hide();
            return this;
        };
        /**
         * destroy modules and other resources and remove layout
         */
        Context.prototype.destroy = function () {
            this._destroy();
            this.$note.removeData('summernote');
            this.ui.removeLayout(this.$note, this.layoutInfo);
        };
        /**
         * destory modules and other resources and initialize it again
         */
        Context.prototype.reset = function () {
            var disabled = this.isDisabled();
            this.code(dom.emptyPara);
            this._destroy();
            this._initialize();
            if (disabled) {
                this.disable();
            }
        };
        Context.prototype._initialize = function () {
            var _this = this;
            // add optional buttons
            var buttons = $$1.extend({}, this.options.buttons);
            Object.keys(buttons).forEach(function (key) {
                _this.memo('button.' + key, buttons[key]);
            });
            var modules = $$1.extend({}, this.options.modules, $$1.summernote.plugins || {});
            // add and initialize modules
            Object.keys(modules).forEach(function (key) {
                _this.module(key, modules[key], true);
            });
            Object.keys(this.modules).forEach(function (key) {
                _this.initializeModule(key);
            });
        };
        Context.prototype._destroy = function () {
            var _this = this;
            // destroy modules with reversed order
            Object.keys(this.modules).reverse().forEach(function (key) {
                _this.removeModule(key);
            });
            Object.keys(this.memos).forEach(function (key) {
                _this.removeMemo(key);
            });
            // trigger custom onDestroy callback
            this.triggerEvent('destroy', this);
        };
        Context.prototype.code = function (html) {
            var isActivated = this.invoke('codeview.isActivated');
            if (html === undefined) {
                this.invoke('codeview.sync');
                return isActivated ? this.layoutInfo.codable.val() : this.layoutInfo.editable.html();
            } else {
                if (isActivated) {
                    this.layoutInfo.codable.val(html);
                } else {
                    this.layoutInfo.editable.html(html);
                }
                this.$note.val(html);
                this.triggerEvent('change', html);
            }
        };
        Context.prototype.isDisabled = function () {
            return this.layoutInfo.editable.attr('contenteditable') === 'false';
        };
        Context.prototype.enable = function () {
            this.layoutInfo.editable.attr('contenteditable', true);
            this.invoke('toolbar.activate', true);
            this.triggerEvent('disable', false);
        };
        Context.prototype.disable = function () {
            // close codeview if codeview is opend
            if (this.invoke('codeview.isActivated')) {
                this.invoke('codeview.deactivate');
            }
            this.layoutInfo.editable.attr('contenteditable', false);
            this.invoke('toolbar.deactivate', true);
            this.triggerEvent('disable', true);
        };
        Context.prototype.triggerEvent = function () {
            var namespace = lists.head(arguments);
            var args = lists.tail(lists.from(arguments));
            var callback = this.options.callbacks[func.namespaceToCamel(namespace, 'on')];
            if (callback) {
                callback.apply(this.$note[0], args);
            }
            this.$note.trigger('summernote.' + namespace, args);
        };
        Context.prototype.initializeModule = function (key) {
            var module = this.modules[key];
            module.shouldInitialize = module.shouldInitialize || func.ok;
            if (!module.shouldInitialize()) {
                return;
            }
            // initialize module
            if (module.initialize) {
                module.initialize();
            }
            // attach events
            if (module.events) {
                dom.attachEvents(this.$note, module.events);
            }
        };
        Context.prototype.module = function (key, ModuleClass, withoutIntialize) {
            if (arguments.length === 1) {
                return this.modules[key];
            }
            this.modules[key] = new ModuleClass(this);
            if (!withoutIntialize) {
                this.initializeModule(key);
            }
        };
        Context.prototype.removeModule = function (key) {
            var module = this.modules[key];
            if (module.shouldInitialize()) {
                if (module.events) {
                    dom.detachEvents(this.$note, module.events);
                }
                if (module.destroy) {
                    module.destroy();
                }
            }
            delete this.modules[key];
        };
        Context.prototype.memo = function (key, obj) {
            if (arguments.length === 1) {
                return this.memos[key];
            }
            this.memos[key] = obj;
        };
        Context.prototype.removeMemo = function (key) {
            if (this.memos[key] && this.memos[key].destroy) {
                this.memos[key].destroy();
            }
            delete this.memos[key];
        };
        /**
         * Some buttons need to change their visual style immediately once they get pressed
         */
        Context.prototype.createInvokeHandlerAndUpdateState = function (namespace, value) {
            var _this = this;
            return function (event) {
                _this.createInvokeHandler(namespace, value)(event);
                _this.invoke('buttons.updateCurrentStyle');
            };
        };
        Context.prototype.createInvokeHandler = function (namespace, value) {
            var _this = this;
            return function (event) {
                event.preventDefault();
                var $target = $$1(event.target);
                _this.invoke(namespace, value || $target.closest('[data-value]').data('value'), $target);
            };
        };
        Context.prototype.invoke = function () {
            var namespace = lists.head(arguments);
            var args = lists.tail(lists.from(arguments));
            var splits = namespace.split('.');
            var hasSeparator = splits.length > 1;
            var moduleName = hasSeparator && lists.head(splits);
            var methodName = hasSeparator ? lists.last(splits) : lists.head(splits);
            var module = this.modules[moduleName || 'editor'];
            if (!moduleName && this[methodName]) {
                return this[methodName].apply(this, args);
            } else if (module && module[methodName] && module.shouldInitialize()) {
                return module[methodName].apply(module, args);
            }
        };
        return Context;
    }());

    $$1.fn.extend({
        /**
         * Summernote API
         *
         * @param {Object|String}
         * @return {this}
         */
        summernote: function () {
            var type = $$1.type(lists.head(arguments));
            var isExternalAPICalled = type === 'string';
            var hasInitOptions = type === 'object';
            var options = $$1.extend({}, $$1.summernote.options, hasInitOptions ? lists.head(arguments) : {});
            // Update options
            options.langInfo = $$1.extend(true, {}, $$1.summernote.lang['en-US'], $$1.summernote.lang[options.lang]);
            options.icons = $$1.extend(true, {}, $$1.summernote.options.icons, options.icons);
            options.tooltip = options.tooltip === 'auto' ? !env.isSupportTouch : options.tooltip;
            this.each(function (idx, note) {
                var $note = $$1(note);
                if (!$note.data('summernote')) {
                    var context = new Context($note, options);
                    $note.data('summernote', context);
                    $note.data('summernote').triggerEvent('init', context.layoutInfo);
                }
            });
            var $note = this.first();
            if ($note.length) {
                var context = $note.data('summernote');
                if (isExternalAPICalled) {
                    return context.invoke.apply(context, lists.from(arguments));
                } else if (options.focus) {
                    context.invoke('editor.focus');
                }
            }
            return this;
        }
    });

    $$1.summernote = $$1.extend($$1.summernote, {
        version: '0.8.9',
        ui: ui,
        dom: dom,
        plugins: {},
        options: {
            modules: {
                'editor': Editor,
                'clipboard': Clipboard,
                'dropzone': Dropzone,
                'codeview': CodeView,
                'statusbar': Statusbar,
                'fullscreen': Fullscreen,
                'handle': Handle,
                // FIXME: HintPopover must be front of autolink
                //  - Script error about range when Enter key is pressed on hint popover
                'hintPopover': HintPopover,
                'autoLink': AutoLink,
                'autoSync': AutoSync,
                'placeholder': Placeholder,
                'buttons': Buttons,
                'toolbar': Toolbar,
                'linkDialog': LinkDialog,
                'linkPopover': LinkPopover,
                'imageDialog': ImageDialog,
                'imagePopover': ImagePopover,
                'tablePopover': TablePopover,
                'videoDialog': VideoDialog,
                'helpDialog': HelpDialog,
                'airPopover': AirPopover
            },
            buttons: {},
            lang: 'en-US',
            followingToolbar: true,
            otherStaticBar: '',
            // toolbar
            toolbar: [
                ['style', ['style']],
                ['font', ['bold', 'underline', 'clear']],
                ['fontname', ['fontname']],
                ['color', ['color']],
                ['para', ['ul', 'ol', 'paragraph']],
                ['table', ['table']],
                ['insert', ['link', 'picture', 'video']],
                ['view', ['fullscreen', 'codeview', 'help']]
            ],
            // popover
            popatmouse: true,
            popover: {
                image: [
                    ['imagesize', ['imageSize100', 'imageSize50', 'imageSize25']],
                    ['float', ['floatLeft', 'floatRight', 'floatNone']],
                    ['remove', ['removeMedia']]
                ],
                link: [
                    ['link', ['linkDialogShow', 'unlink']]
                ],
                table: [
                    ['add', ['addRowDown', 'addRowUp', 'addColLeft', 'addColRight']],
                    ['delete', ['deleteRow', 'deleteCol', 'deleteTable']]
                ],
                air: [
                    ['color', ['color']],
                    ['font', ['bold', 'underline', 'clear']],
                    ['para', ['ul', 'paragraph']],
                    ['table', ['table']],
                    ['insert', ['link', 'picture']]
                ]
            },
            // air mode: inline editor
            airMode: false,
            width: null,
            height: null,
            linkTargetBlank: true,
            focus: false,
            tabSize: 4,
            styleWithSpan: true,
            shortcuts: true,
            textareaAutoSync: true,
            hintDirection: 'bottom',
            tooltip: 'auto',
            container: 'body',
            maxTextLength: 0,
            styleTags: ['p', 'blockquote', 'pre', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6'],
            fontNames: [
                'Arial', 'Arial Black', 'Comic Sans MS', 'Courier New',
                'Helvetica Neue', 'Helvetica', 'Impact', 'Lucida Grande',
                'Tahoma', 'Times New Roman', 'Verdana'
            ],
            fontSizes: ['8', '9', '10', '11', '12', '14', '18', '24', '36'],
            // pallete colors(n x n)
            colors: [
                ['#000000', '#424242', '#636363', '#9C9C94', '#CEC6CE', '#EFEFEF', '#F7F7F7', '#FFFFFF'],
                ['#FF0000', '#FF9C00', '#FFFF00', '#00FF00', '#00FFFF', '#0000FF', '#9C00FF', '#FF00FF'],
                ['#F7C6CE', '#FFE7CE', '#FFEFC6', '#D6EFD6', '#CEDEE7', '#CEE7F7', '#D6D6E7', '#E7D6DE'],
                ['#E79C9C', '#FFC69C', '#FFE79C', '#B5D6A5', '#A5C6CE', '#9CC6EF', '#B5A5D6', '#D6A5BD'],
                ['#E76363', '#F7AD6B', '#FFD663', '#94BD7B', '#73A5AD', '#6BADDE', '#8C7BC6', '#C67BA5'],
                ['#CE0000', '#E79439', '#EFC631', '#6BA54A', '#4A7B8C', '#3984C6', '#634AA5', '#A54A7B'],
                ['#9C0000', '#B56308', '#BD9400', '#397B21', '#104A5A', '#085294', '#311873', '#731842'],
                ['#630000', '#7B3900', '#846300', '#295218', '#083139', '#003163', '#21104A', '#4A1031']
            ],
            lineHeights: ['1.0', '1.2', '1.4', '1.5', '1.6', '1.8', '2.0', '3.0'],
            tableClassName: 'table table-bordered',
            insertTableMaxSize: {
                col: 10,
                row: 10
            },
            dialogsInBody: false,
            dialogsFade: false,
            maximumImageFileSize: null,
            callbacks: {
                onInit: null,
                onFocus: null,
                onBlur: null,
                onBlurCodeview: null,
                onEnter: null,
                onKeyup: null,
                onKeydown: null,
                onImageUpload: null,
                onImageUploadError: null
            },
            codemirror: {
                mode: 'text/html',
                htmlMode: true,
                lineNumbers: true
            },
            keyMap: {
                pc: {
                    'ENTER': 'insertParagraph',
                    'CTRL+Z': 'undo',
                    'CTRL+Y': 'redo',
                    'TAB': 'tab',
                    'SHIFT+TAB': 'untab',
                    'CTRL+B': 'bold',
                    'CTRL+I': 'italic',
                    'CTRL+U': 'underline',
                    'CTRL+SHIFT+S': 'strikethrough',
                    'CTRL+BACKSLASH': 'removeFormat',
                    'CTRL+SHIFT+L': 'justifyLeft',
                    'CTRL+SHIFT+E': 'justifyCenter',
                    'CTRL+SHIFT+R': 'justifyRight',
                    'CTRL+SHIFT+J': 'justifyFull',
                    'CTRL+SHIFT+NUM7': 'insertUnorderedList',
                    'CTRL+SHIFT+NUM8': 'insertOrderedList',
                    'CTRL+LEFTBRACKET': 'outdent',
                    'CTRL+RIGHTBRACKET': 'indent',
                    'CTRL+NUM0': 'formatPara',
                    'CTRL+NUM1': 'formatH1',
                    'CTRL+NUM2': 'formatH2',
                    'CTRL+NUM3': 'formatH3',
                    'CTRL+NUM4': 'formatH4',
                    'CTRL+NUM5': 'formatH5',
                    'CTRL+NUM6': 'formatH6',
                    'CTRL+ENTER': 'insertHorizontalRule',
                    'CTRL+K': 'linkDialog.show'
                },
                mac: {
                    'ENTER': 'insertParagraph',
                    'CMD+Z': 'undo',
                    'CMD+SHIFT+Z': 'redo',
                    'TAB': 'tab',
                    'SHIFT+TAB': 'untab',
                    'CMD+B': 'bold',
                    'CMD+I': 'italic',
                    'CMD+U': 'underline',
                    'CMD+SHIFT+S': 'strikethrough',
                    'CMD+BACKSLASH': 'removeFormat',
                    'CMD+SHIFT+L': 'justifyLeft',
                    'CMD+SHIFT+E': 'justifyCenter',
                    'CMD+SHIFT+R': 'justifyRight',
                    'CMD+SHIFT+J': 'justifyFull',
                    'CMD+SHIFT+NUM7': 'insertUnorderedList',
                    'CMD+SHIFT+NUM8': 'insertOrderedList',
                    'CMD+LEFTBRACKET': 'outdent',
                    'CMD+RIGHTBRACKET': 'indent',
                    'CMD+NUM0': 'formatPara',
                    'CMD+NUM1': 'formatH1',
                    'CMD+NUM2': 'formatH2',
                    'CMD+NUM3': 'formatH3',
                    'CMD+NUM4': 'formatH4',
                    'CMD+NUM5': 'formatH5',
                    'CMD+NUM6': 'formatH6',
                    'CMD+ENTER': 'insertHorizontalRule',
                    'CMD+K': 'linkDialog.show'
                }
            },
            icons: {
                'align': 'note-icon-align',
                'alignCenter': 'note-icon-align-center',
                'alignJustify': 'note-icon-align-justify',
                'alignLeft': 'note-icon-align-left',
                'alignRight': 'note-icon-align-right',
                'rowBelow': 'note-icon-row-below',
                'colBefore': 'note-icon-col-before',
                'colAfter': 'note-icon-col-after',
                'rowAbove': 'note-icon-row-above',
                'rowRemove': 'note-icon-row-remove',
                'colRemove': 'note-icon-col-remove',
                'indent': 'note-icon-align-indent',
                'outdent': 'note-icon-align-outdent',
                'arrowsAlt': 'note-icon-arrows-alt',
                'bold': 'note-icon-bold',
                'caret': 'note-icon-caret',
                'circle': 'note-icon-circle',
                'close': 'note-icon-close',
                'code': 'note-icon-code',
                'eraser': 'note-icon-eraser',
                'font': 'note-icon-font',
                'frame': 'note-icon-frame',
                'italic': 'note-icon-italic',
                'link': 'note-icon-link',
                'unlink': 'note-icon-chain-broken',
                'magic': 'note-icon-magic',
                'menuCheck': 'note-icon-menu-check',
                'minus': 'note-icon-minus',
                'orderedlist': 'note-icon-orderedlist',
                'pencil': 'note-icon-pencil',
                'picture': 'note-icon-picture',
                'question': 'note-icon-question',
                'redo': 'note-icon-redo',
                'square': 'note-icon-square',
                'strikethrough': 'note-icon-strikethrough',
                'subscript': 'note-icon-subscript',
                'superscript': 'note-icon-superscript',
                'table': 'note-icon-table',
                'textHeight': 'note-icon-text-height',
                'trash': 'note-icon-trash',
                'underline': 'note-icon-underline',
                'undo': 'note-icon-undo',
                'unorderedlist': 'note-icon-unorderedlist',
                'video': 'note-icon-video'
            }
        }
    });

})));
//# sourceMappingURL=summernote.js.map