--- a/src/pyams_skin/resources/js/ext/tinymce/dev/classes/dom/Selection.js Sun Jul 19 02:02:20 2020 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,990 +0,0 @@
-/**
- * Selection.js
- *
- * Copyright, Moxiecode Systems AB
- * Released under LGPL License.
- *
- * License: http://www.tinymce.com/license
- * Contributing: http://www.tinymce.com/contributing
- */
-
-/**
- * This class handles text and control selection it's an crossbrowser utility class.
- * Consult the TinyMCE Wiki API for more details and examples on how to use this class.
- *
- * @class tinymce.dom.Selection
- * @example
- * // Getting the currently selected node for the active editor
- * alert(tinymce.activeEditor.selection.getNode().nodeName);
- */
-define("tinymce/dom/Selection", [
- "tinymce/dom/TreeWalker",
- "tinymce/dom/TridentSelection",
- "tinymce/dom/ControlSelection",
- "tinymce/dom/RangeUtils",
- "tinymce/dom/BookmarkManager",
- "tinymce/Env",
- "tinymce/util/Tools"
-], function(TreeWalker, TridentSelection, ControlSelection, RangeUtils, BookmarkManager, Env, Tools) {
- var each = Tools.each, trim = Tools.trim;
- var isIE = Env.ie;
-
- /**
- * Constructs a new selection instance.
- *
- * @constructor
- * @method Selection
- * @param {tinymce.dom.DOMUtils} dom DOMUtils object reference.
- * @param {Window} win Window to bind the selection object to.
- * @param {tinymce.dom.Serializer} serializer DOM serialization class to use for getContent.
- */
- function Selection(dom, win, serializer, editor) {
- var self = this;
-
- self.dom = dom;
- self.win = win;
- self.serializer = serializer;
- self.editor = editor;
- self.bookmarkManager = new BookmarkManager(self);
- self.controlSelection = new ControlSelection(self, editor);
-
- // No W3C Range support
- if (!self.win.getSelection) {
- self.tridentSel = new TridentSelection(self);
- }
- }
-
- Selection.prototype = {
- /**
- * Move the selection cursor range to the specified node and offset.
- * If there is no node specified it will move it to the first suitable location within the body.
- *
- * @method setCursorLocation
- * @param {Node} node Optional node to put the cursor in.
- * @param {Number} offset Optional offset from the start of the node to put the cursor at.
- */
- setCursorLocation: function(node, offset) {
- var self = this, rng = self.dom.createRng();
-
- if (!node) {
- self._moveEndPoint(rng, self.editor.getBody(), true);
- self.setRng(rng);
- } else {
- rng.setStart(node, offset);
- rng.setEnd(node, offset);
- self.setRng(rng);
- self.collapse(false);
- }
- },
-
- /**
- * Returns the selected contents using the DOM serializer passed in to this class.
- *
- * @method getContent
- * @param {Object} s Optional settings class with for example output format text or html.
- * @return {String} Selected contents in for example HTML format.
- * @example
- * // Alerts the currently selected contents
- * alert(tinymce.activeEditor.selection.getContent());
- *
- * // Alerts the currently selected contents as plain text
- * alert(tinymce.activeEditor.selection.getContent({format: 'text'}));
- */
- getContent: function(args) {
- var self = this, rng = self.getRng(), tmpElm = self.dom.create("body");
- var se = self.getSel(), whiteSpaceBefore, whiteSpaceAfter, fragment;
-
- args = args || {};
- whiteSpaceBefore = whiteSpaceAfter = '';
- args.get = true;
- args.format = args.format || 'html';
- args.selection = true;
- self.editor.fire('BeforeGetContent', args);
-
- if (args.format == 'text') {
- return self.isCollapsed() ? '' : (rng.text || (se.toString ? se.toString() : ''));
- }
-
- if (rng.cloneContents) {
- fragment = rng.cloneContents();
-
- if (fragment) {
- tmpElm.appendChild(fragment);
- }
- } else if (rng.item !== undefined || rng.htmlText !== undefined) {
- // IE will produce invalid markup if elements are present that
- // it doesn't understand like custom elements or HTML5 elements.
- // Adding a BR in front of the contents and then remoiving it seems to fix it though.
- tmpElm.innerHTML = '<br>' + (rng.item ? rng.item(0).outerHTML : rng.htmlText);
- tmpElm.removeChild(tmpElm.firstChild);
- } else {
- tmpElm.innerHTML = rng.toString();
- }
-
- // Keep whitespace before and after
- if (/^\s/.test(tmpElm.innerHTML)) {
- whiteSpaceBefore = ' ';
- }
-
- if (/\s+$/.test(tmpElm.innerHTML)) {
- whiteSpaceAfter = ' ';
- }
-
- args.getInner = true;
-
- args.content = self.isCollapsed() ? '' : whiteSpaceBefore + self.serializer.serialize(tmpElm, args) + whiteSpaceAfter;
- self.editor.fire('GetContent', args);
-
- return args.content;
- },
-
- /**
- * Sets the current selection to the specified content. If any contents is selected it will be replaced
- * with the contents passed in to this function. If there is no selection the contents will be inserted
- * where the caret is placed in the editor/page.
- *
- * @method setContent
- * @param {String} content HTML contents to set could also be other formats depending on settings.
- * @param {Object} args Optional settings object with for example data format.
- * @example
- * // Inserts some HTML contents at the current selection
- * tinymce.activeEditor.selection.setContent('<strong>Some contents</strong>');
- */
- setContent: function(content, args) {
- var self = this, rng = self.getRng(), caretNode, doc = self.win.document, frag, temp;
-
- args = args || {format: 'html'};
- args.set = true;
- args.selection = true;
- content = args.content = content;
-
- // Dispatch before set content event
- if (!args.no_events) {
- self.editor.fire('BeforeSetContent', args);
- }
-
- content = args.content;
-
- if (rng.insertNode) {
- // Make caret marker since insertNode places the caret in the beginning of text after insert
- content += '<span id="__caret">_</span>';
-
- // Delete and insert new node
- if (rng.startContainer == doc && rng.endContainer == doc) {
- // WebKit will fail if the body is empty since the range is then invalid and it can't insert contents
- doc.body.innerHTML = content;
- } else {
- rng.deleteContents();
-
- if (doc.body.childNodes.length === 0) {
- doc.body.innerHTML = content;
- } else {
- // createContextualFragment doesn't exists in IE 9 DOMRanges
- if (rng.createContextualFragment) {
- rng.insertNode(rng.createContextualFragment(content));
- } else {
- // Fake createContextualFragment call in IE 9
- frag = doc.createDocumentFragment();
- temp = doc.createElement('div');
-
- frag.appendChild(temp);
- temp.outerHTML = content;
-
- rng.insertNode(frag);
- }
- }
- }
-
- // Move to caret marker
- caretNode = self.dom.get('__caret');
-
- // Make sure we wrap it compleatly, Opera fails with a simple select call
- rng = doc.createRange();
- rng.setStartBefore(caretNode);
- rng.setEndBefore(caretNode);
- self.setRng(rng);
-
- // Remove the caret position
- self.dom.remove('__caret');
-
- try {
- self.setRng(rng);
- } catch (ex) {
- // Might fail on Opera for some odd reason
- }
- } else {
- if (rng.item) {
- // Delete content and get caret text selection
- doc.execCommand('Delete', false, null);
- rng = self.getRng();
- }
-
- // Explorer removes spaces from the beginning of pasted contents
- if (/^\s+/.test(content)) {
- rng.pasteHTML('<span id="__mce_tmp">_</span>' + content);
- self.dom.remove('__mce_tmp');
- } else {
- rng.pasteHTML(content);
- }
- }
-
- // Dispatch set content event
- if (!args.no_events) {
- self.editor.fire('SetContent', args);
- }
- },
-
- /**
- * Returns the start element of a selection range. If the start is in a text
- * node the parent element will be returned.
- *
- * @method getStart
- * @param {Boolean} real Optional state to get the real parent when the selection is collapsed not the closest element.
- * @return {Element} Start element of selection range.
- */
- getStart: function(real) {
- var self = this, rng = self.getRng(), startElement, parentElement, checkRng, node;
-
- if (rng.duplicate || rng.item) {
- // Control selection, return first item
- if (rng.item) {
- return rng.item(0);
- }
-
- // Get start element
- checkRng = rng.duplicate();
- checkRng.collapse(1);
- startElement = checkRng.parentElement();
- if (startElement.ownerDocument !== self.dom.doc) {
- startElement = self.dom.getRoot();
- }
-
- // Check if range parent is inside the start element, then return the inner parent element
- // This will fix issues when a single element is selected, IE would otherwise return the wrong start element
- parentElement = node = rng.parentElement();
- while ((node = node.parentNode)) {
- if (node == startElement) {
- startElement = parentElement;
- break;
- }
- }
-
- return startElement;
- } else {
- startElement = rng.startContainer;
-
- if (startElement.nodeType == 1 && startElement.hasChildNodes()) {
- if (!real || !rng.collapsed) {
- startElement = startElement.childNodes[Math.min(startElement.childNodes.length - 1, rng.startOffset)];
- }
- }
-
- if (startElement && startElement.nodeType == 3) {
- return startElement.parentNode;
- }
-
- return startElement;
- }
- },
-
- /**
- * Returns the end element of a selection range. If the end is in a text
- * node the parent element will be returned.
- *
- * @method getEnd
- * @param {Boolean} real Optional state to get the real parent when the selection is collapsed not the closest element.
- * @return {Element} End element of selection range.
- */
- getEnd: function(real) {
- var self = this, rng = self.getRng(), endElement, endOffset;
-
- if (rng.duplicate || rng.item) {
- if (rng.item) {
- return rng.item(0);
- }
-
- rng = rng.duplicate();
- rng.collapse(0);
- endElement = rng.parentElement();
- if (endElement.ownerDocument !== self.dom.doc) {
- endElement = self.dom.getRoot();
- }
-
- if (endElement && endElement.nodeName == 'BODY') {
- return endElement.lastChild || endElement;
- }
-
- return endElement;
- } else {
- endElement = rng.endContainer;
- endOffset = rng.endOffset;
-
- if (endElement.nodeType == 1 && endElement.hasChildNodes()) {
- if (!real || !rng.collapsed) {
- endElement = endElement.childNodes[endOffset > 0 ? endOffset - 1 : endOffset];
- }
- }
-
- if (endElement && endElement.nodeType == 3) {
- return endElement.parentNode;
- }
-
- return endElement;
- }
- },
-
- /**
- * Returns a bookmark location for the current selection. This bookmark object
- * can then be used to restore the selection after some content modification to the document.
- *
- * @method getBookmark
- * @param {Number} type Optional state if the bookmark should be simple or not. Default is complex.
- * @param {Boolean} normalized Optional state that enables you to get a position that it would be after normalization.
- * @return {Object} Bookmark object, use moveToBookmark with this object to restore the selection.
- * @example
- * // Stores a bookmark of the current selection
- * var bm = tinymce.activeEditor.selection.getBookmark();
- *
- * tinymce.activeEditor.setContent(tinymce.activeEditor.getContent() + 'Some new content');
- *
- * // Restore the selection bookmark
- * tinymce.activeEditor.selection.moveToBookmark(bm);
- */
- getBookmark: function(type, normalized) {
- return this.bookmarkManager.getBookmark(type, normalized);
- },
-
- /**
- * Restores the selection to the specified bookmark.
- *
- * @method moveToBookmark
- * @param {Object} bookmark Bookmark to restore selection from.
- * @return {Boolean} true/false if it was successful or not.
- * @example
- * // Stores a bookmark of the current selection
- * var bm = tinymce.activeEditor.selection.getBookmark();
- *
- * tinymce.activeEditor.setContent(tinymce.activeEditor.getContent() + 'Some new content');
- *
- * // Restore the selection bookmark
- * tinymce.activeEditor.selection.moveToBookmark(bm);
- */
- moveToBookmark: function(bookmark) {
- return this.bookmarkManager.moveToBookmark(bookmark);
- },
-
- /**
- * Selects the specified element. This will place the start and end of the selection range around the element.
- *
- * @method select
- * @param {Element} node HMTL DOM element to select.
- * @param {Boolean} content Optional bool state if the contents should be selected or not on non IE browser.
- * @return {Element} Selected element the same element as the one that got passed in.
- * @example
- * // Select the first paragraph in the active editor
- * tinymce.activeEditor.selection.select(tinymce.activeEditor.dom.select('p')[0]);
- */
- select: function(node, content) {
- var self = this, dom = self.dom, rng = dom.createRng(), idx;
-
- // Clear stored range set by FocusManager
- self.lastFocusBookmark = null;
-
- if (node) {
- if (!content && self.controlSelection.controlSelect(node)) {
- return;
- }
-
- idx = dom.nodeIndex(node);
- rng.setStart(node.parentNode, idx);
- rng.setEnd(node.parentNode, idx + 1);
-
- // Find first/last text node or BR element
- if (content) {
- self._moveEndPoint(rng, node, true);
- self._moveEndPoint(rng, node);
- }
-
- self.setRng(rng);
- }
-
- return node;
- },
-
- /**
- * Returns true/false if the selection range is collapsed or not. Collapsed means if it's a caret or a larger selection.
- *
- * @method isCollapsed
- * @return {Boolean} true/false state if the selection range is collapsed or not.
- * Collapsed means if it's a caret or a larger selection.
- */
- isCollapsed: function() {
- var self = this, rng = self.getRng(), sel = self.getSel();
-
- if (!rng || rng.item) {
- return false;
- }
-
- if (rng.compareEndPoints) {
- return rng.compareEndPoints('StartToEnd', rng) === 0;
- }
-
- return !sel || rng.collapsed;
- },
-
- /**
- * Collapse the selection to start or end of range.
- *
- * @method collapse
- * @param {Boolean} toStart Optional boolean state if to collapse to end or not. Defaults to start.
- */
- collapse: function(toStart) {
- var self = this, rng = self.getRng(), node;
-
- // Control range on IE
- if (rng.item) {
- node = rng.item(0);
- rng = self.win.document.body.createTextRange();
- rng.moveToElementText(node);
- }
-
- rng.collapse(!!toStart);
- self.setRng(rng);
- },
-
- /**
- * Returns the browsers internal selection object.
- *
- * @method getSel
- * @return {Selection} Internal browser selection object.
- */
- getSel: function() {
- var win = this.win;
-
- return win.getSelection ? win.getSelection() : win.document.selection;
- },
-
- /**
- * Returns the browsers internal range object.
- *
- * @method getRng
- * @param {Boolean} w3c Forces a compatible W3C range on IE.
- * @return {Range} Internal browser range object.
- * @see http://www.quirksmode.org/dom/range_intro.html
- * @see http://www.dotvoid.com/2001/03/using-the-range-object-in-mozilla/
- */
- getRng: function(w3c) {
- var self = this, selection, rng, elm, doc = self.win.document, ieRng;
-
- function tryCompareBoundaryPoints(how, sourceRange, destinationRange) {
- try {
- return sourceRange.compareBoundaryPoints(how, destinationRange);
- } catch (ex) {
- // Gecko throws wrong document exception if the range points
- // to nodes that where removed from the dom #6690
- // Browsers should mutate existing DOMRange instances so that they always point
- // to something in the document this is not the case in Gecko works fine in IE/WebKit/Blink
- // For performance reasons just return -1
- return -1;
- }
- }
-
- // Use last rng passed from FocusManager if it's available this enables
- // calls to editor.selection.getStart() to work when caret focus is lost on IE
- if (!w3c && self.lastFocusBookmark) {
- var bookmark = self.lastFocusBookmark;
-
- // Convert bookmark to range IE 11 fix
- if (bookmark.startContainer) {
- rng = doc.createRange();
- rng.setStart(bookmark.startContainer, bookmark.startOffset);
- rng.setEnd(bookmark.endContainer, bookmark.endOffset);
- } else {
- rng = bookmark;
- }
-
- return rng;
- }
-
- // Found tridentSel object then we need to use that one
- if (w3c && self.tridentSel) {
- return self.tridentSel.getRangeAt(0);
- }
-
- try {
- if ((selection = self.getSel())) {
- if (selection.rangeCount > 0) {
- rng = selection.getRangeAt(0);
- } else {
- rng = selection.createRange ? selection.createRange() : doc.createRange();
- }
- }
- } catch (ex) {
- // IE throws unspecified error here if TinyMCE is placed in a frame/iframe
- }
-
- // We have W3C ranges and it's IE then fake control selection since IE9 doesn't handle that correctly yet
- // IE 11 doesn't support the selection object so we check for that as well
- if (isIE && rng && rng.setStart && doc.selection) {
- try {
- // IE will sometimes throw an exception here
- ieRng = doc.selection.createRange();
- } catch (ex) {
-
- }
-
- if (ieRng && ieRng.item) {
- elm = ieRng.item(0);
- rng = doc.createRange();
- rng.setStartBefore(elm);
- rng.setEndAfter(elm);
- }
- }
-
- // No range found then create an empty one
- // This can occur when the editor is placed in a hidden container element on Gecko
- // Or on IE when there was an exception
- if (!rng) {
- rng = doc.createRange ? doc.createRange() : doc.body.createTextRange();
- }
-
- // If range is at start of document then move it to start of body
- if (rng.setStart && rng.startContainer.nodeType === 9 && rng.collapsed) {
- elm = self.dom.getRoot();
- rng.setStart(elm, 0);
- rng.setEnd(elm, 0);
- }
-
- if (self.selectedRange && self.explicitRange) {
- if (tryCompareBoundaryPoints(rng.START_TO_START, rng, self.selectedRange) === 0 &&
- tryCompareBoundaryPoints(rng.END_TO_END, rng, self.selectedRange) === 0) {
- // Safari, Opera and Chrome only ever select text which causes the range to change.
- // This lets us use the originally set range if the selection hasn't been changed by the user.
- rng = self.explicitRange;
- } else {
- self.selectedRange = null;
- self.explicitRange = null;
- }
- }
-
- return rng;
- },
-
- /**
- * Changes the selection to the specified DOM range.
- *
- * @method setRng
- * @param {Range} rng Range to select.
- */
- setRng: function(rng, forward) {
- var self = this, sel;
-
- if (!rng) {
- return;
- }
-
- // Is IE specific range
- if (rng.select) {
- try {
- rng.select();
- } catch (ex) {
- // Needed for some odd IE bug #1843306
- }
-
- return;
- }
-
- if (!self.tridentSel) {
- sel = self.getSel();
-
- if (sel) {
- self.explicitRange = rng;
-
- try {
- sel.removeAllRanges();
- sel.addRange(rng);
- } catch (ex) {
- // IE might throw errors here if the editor is within a hidden container and selection is changed
- }
-
- // Forward is set to false and we have an extend function
- if (forward === false && sel.extend) {
- sel.collapse(rng.endContainer, rng.endOffset);
- sel.extend(rng.startContainer, rng.startOffset);
- }
-
- // adding range isn't always successful so we need to check range count otherwise an exception can occur
- self.selectedRange = sel.rangeCount > 0 ? sel.getRangeAt(0) : null;
- }
- } else {
- // Is W3C Range fake range on IE
- if (rng.cloneRange) {
- try {
- self.tridentSel.addRange(rng);
- return;
- } catch (ex) {
- //IE9 throws an error here if called before selection is placed in the editor
- }
- }
- }
- },
-
- /**
- * Sets the current selection to the specified DOM element.
- *
- * @method setNode
- * @param {Element} elm Element to set as the contents of the selection.
- * @return {Element} Returns the element that got passed in.
- * @example
- * // Inserts a DOM node at current selection/caret location
- * tinymce.activeEditor.selection.setNode(tinymce.activeEditor.dom.create('img', {src: 'some.gif', title: 'some title'}));
- */
- setNode: function(elm) {
- var self = this;
-
- self.setContent(self.dom.getOuterHTML(elm));
-
- return elm;
- },
-
- /**
- * Returns the currently selected element or the common ancestor element for both start and end of the selection.
- *
- * @method getNode
- * @return {Element} Currently selected element or common ancestor element.
- * @example
- * // Alerts the currently selected elements node name
- * alert(tinymce.activeEditor.selection.getNode().nodeName);
- */
- getNode: function() {
- var self = this, rng = self.getRng(), elm;
- var startContainer = rng.startContainer, endContainer = rng.endContainer;
- var startOffset = rng.startOffset, endOffset = rng.endOffset, root = self.dom.getRoot();
-
- function skipEmptyTextNodes(node, forwards) {
- var orig = node;
-
- while (node && node.nodeType === 3 && node.length === 0) {
- node = forwards ? node.nextSibling : node.previousSibling;
- }
-
- return node || orig;
- }
-
- // Range maybe lost after the editor is made visible again
- if (!rng) {
- return root;
- }
-
- if (rng.setStart) {
- elm = rng.commonAncestorContainer;
-
- // Handle selection a image or other control like element such as anchors
- if (!rng.collapsed) {
- if (startContainer == endContainer) {
- if (endOffset - startOffset < 2) {
- if (startContainer.hasChildNodes()) {
- elm = startContainer.childNodes[startOffset];
- }
- }
- }
-
- // If the anchor node is a element instead of a text node then return this element
- //if (tinymce.isWebKit && sel.anchorNode && sel.anchorNode.nodeType == 1)
- // return sel.anchorNode.childNodes[sel.anchorOffset];
-
- // Handle cases where the selection is immediately wrapped around a node and return that node instead of it's parent.
- // This happens when you double click an underlined word in FireFox.
- if (startContainer.nodeType === 3 && endContainer.nodeType === 3) {
- if (startContainer.length === startOffset) {
- startContainer = skipEmptyTextNodes(startContainer.nextSibling, true);
- } else {
- startContainer = startContainer.parentNode;
- }
-
- if (endOffset === 0) {
- endContainer = skipEmptyTextNodes(endContainer.previousSibling, false);
- } else {
- endContainer = endContainer.parentNode;
- }
-
- if (startContainer && startContainer === endContainer) {
- return startContainer;
- }
- }
- }
-
- if (elm && elm.nodeType == 3) {
- return elm.parentNode;
- }
-
- return elm;
- }
-
- elm = rng.item ? rng.item(0) : rng.parentElement();
-
- // IE 7 might return elements outside the iframe
- if (elm.ownerDocument !== self.win.document) {
- elm = root;
- }
-
- return elm;
- },
-
- getSelectedBlocks: function(startElm, endElm) {
- var self = this, dom = self.dom, node, root, selectedBlocks = [];
-
- root = dom.getRoot();
- startElm = dom.getParent(startElm || self.getStart(), dom.isBlock);
- endElm = dom.getParent(endElm || self.getEnd(), dom.isBlock);
-
- if (startElm && startElm != root) {
- selectedBlocks.push(startElm);
- }
-
- if (startElm && endElm && startElm != endElm) {
- node = startElm;
-
- var walker = new TreeWalker(startElm, root);
- while ((node = walker.next()) && node != endElm) {
- if (dom.isBlock(node)) {
- selectedBlocks.push(node);
- }
- }
- }
-
- if (endElm && startElm != endElm && endElm != root) {
- selectedBlocks.push(endElm);
- }
-
- return selectedBlocks;
- },
-
- isForward: function() {
- var dom = this.dom, sel = this.getSel(), anchorRange, focusRange;
-
- // No support for selection direction then always return true
- if (!sel || !sel.anchorNode || !sel.focusNode) {
- return true;
- }
-
- anchorRange = dom.createRng();
- anchorRange.setStart(sel.anchorNode, sel.anchorOffset);
- anchorRange.collapse(true);
-
- focusRange = dom.createRng();
- focusRange.setStart(sel.focusNode, sel.focusOffset);
- focusRange.collapse(true);
-
- return anchorRange.compareBoundaryPoints(anchorRange.START_TO_START, focusRange) <= 0;
- },
-
- normalize: function() {
- var self = this, rng = self.getRng();
-
- if (Env.range && new RangeUtils(self.dom).normalize(rng)) {
- self.setRng(rng, self.isForward());
- }
-
- return rng;
- },
-
- /**
- * Executes callback when the current selection starts/stops matching the specified selector. The current
- * state will be passed to the callback as it's first argument.
- *
- * @method selectorChanged
- * @param {String} selector CSS selector to check for.
- * @param {function} callback Callback with state and args when the selector is matches or not.
- */
- selectorChanged: function(selector, callback) {
- var self = this, currentSelectors;
-
- if (!self.selectorChangedData) {
- self.selectorChangedData = {};
- currentSelectors = {};
-
- self.editor.on('NodeChange', function(e) {
- var node = e.element, dom = self.dom, parents = dom.getParents(node, null, dom.getRoot()), matchedSelectors = {};
-
- // Check for new matching selectors
- each(self.selectorChangedData, function(callbacks, selector) {
- each(parents, function(node) {
- if (dom.is(node, selector)) {
- if (!currentSelectors[selector]) {
- // Execute callbacks
- each(callbacks, function(callback) {
- callback(true, {node: node, selector: selector, parents: parents});
- });
-
- currentSelectors[selector] = callbacks;
- }
-
- matchedSelectors[selector] = callbacks;
- return false;
- }
- });
- });
-
- // Check if current selectors still match
- each(currentSelectors, function(callbacks, selector) {
- if (!matchedSelectors[selector]) {
- delete currentSelectors[selector];
-
- each(callbacks, function(callback) {
- callback(false, {node: node, selector: selector, parents: parents});
- });
- }
- });
- });
- }
-
- // Add selector listeners
- if (!self.selectorChangedData[selector]) {
- self.selectorChangedData[selector] = [];
- }
-
- self.selectorChangedData[selector].push(callback);
-
- return self;
- },
-
- getScrollContainer: function() {
- var scrollContainer, node = this.dom.getRoot();
-
- while (node && node.nodeName != 'BODY') {
- if (node.scrollHeight > node.clientHeight) {
- scrollContainer = node;
- break;
- }
-
- node = node.parentNode;
- }
-
- return scrollContainer;
- },
-
- scrollIntoView: function(elm) {
- var y, viewPort, self = this, dom = self.dom, root = dom.getRoot(), viewPortY, viewPortH;
-
- function getPos(elm) {
- var x = 0, y = 0;
-
- var offsetParent = elm;
- while (offsetParent && offsetParent.nodeType) {
- x += offsetParent.offsetLeft || 0;
- y += offsetParent.offsetTop || 0;
- offsetParent = offsetParent.offsetParent;
- }
-
- return {x: x, y: y};
- }
-
- if (root.nodeName != 'BODY') {
- var scrollContainer = self.getScrollContainer();
- if (scrollContainer) {
- y = getPos(elm).y - getPos(scrollContainer).y;
- viewPortH = scrollContainer.clientHeight;
- viewPortY = scrollContainer.scrollTop;
- if (y < viewPortY || y + 25 > viewPortY + viewPortH) {
- scrollContainer.scrollTop = y < viewPortY ? y : y - viewPortH + 25;
- }
-
- return;
- }
- }
-
- viewPort = dom.getViewPort(self.editor.getWin());
- y = dom.getPos(elm).y;
- viewPortY = viewPort.y;
- viewPortH = viewPort.h;
- if (y < viewPort.y || y + 25 > viewPortY + viewPortH) {
- self.editor.getWin().scrollTo(0, y < viewPortY ? y : y - viewPortH + 25);
- }
- },
-
- placeCaretAt: function(clientX, clientY) {
- var doc = this.editor.getDoc(), rng, point;
-
- if (doc.caretPositionFromPoint) {
- point = doc.caretPositionFromPoint(clientX, clientY);
- rng = doc.createRange();
- rng.setStart(point.offsetNode, point.offset);
- rng.collapse(true);
- } else if (doc.caretRangeFromPoint) {
- rng = doc.caretRangeFromPoint(clientX, clientY);
- } else if (doc.body.createTextRange) {
- rng = doc.body.createTextRange();
-
- try {
- rng.moveToPoint(clientX, clientY);
- rng.collapse(true);
- } catch (ex) {
- rng.collapse(clientY < doc.body.clientHeight);
- }
- }
-
- this.setRng(rng);
- },
-
- _moveEndPoint: function(rng, node, start) {
- var root = node, walker = new TreeWalker(node, root);
- var nonEmptyElementsMap = this.dom.schema.getNonEmptyElements();
-
- do {
- // Text node
- if (node.nodeType == 3 && trim(node.nodeValue).length !== 0) {
- if (start) {
- rng.setStart(node, 0);
- } else {
- rng.setEnd(node, node.nodeValue.length);
- }
-
- return;
- }
-
- // BR/IMG/INPUT elements but not table cells
- if (nonEmptyElementsMap[node.nodeName] && !/^(TD|TH)$/.test(node.nodeName)) {
- if (start) {
- rng.setStartBefore(node);
- } else {
- if (node.nodeName == 'BR') {
- rng.setEndBefore(node);
- } else {
- rng.setEndAfter(node);
- }
- }
-
- return;
- }
-
- // Found empty text block old IE can place the selection inside those
- if (Env.ie && Env.ie < 11 && this.dom.isBlock(node) && this.dom.isEmpty(node)) {
- if (start) {
- rng.setStart(node, 0);
- } else {
- rng.setEnd(node, 0);
- }
-
- return;
- }
- } while ((node = (start ? walker.next() : walker.prev())));
-
- // Failed to find any text node or other suitable location then move to the root of body
- if (root.nodeName == 'BODY') {
- if (start) {
- rng.setStart(root, 0);
- } else {
- rng.setEnd(root, root.childNodes.length);
- }
- }
- },
-
- destroy: function() {
- this.win = null;
- this.controlSelection.destroy();
- }
- };
-
- return Selection;
-});