diff -r 318533413200 -r a1707c607eec src/pyams_skin/resources/js/ext/tinymce/dev/classes/dom/TridentSelection.js --- a/src/pyams_skin/resources/js/ext/tinymce/dev/classes/dom/TridentSelection.js Sun Jul 19 02:02:20 2020 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,506 +0,0 @@ -/** - * TridentSelection.js - * - * Copyright, Moxiecode Systems AB - * Released under LGPL License. - * - * License: http://www.tinymce.com/license - * Contributing: http://www.tinymce.com/contributing - */ - -/** - * Selection class for old explorer versions. This one fakes the - * native selection object available on modern browsers. - * - * @class tinymce.dom.TridentSelection - */ -define("tinymce/dom/TridentSelection", [], function() { - function Selection(selection) { - var self = this, dom = selection.dom, FALSE = false; - - function getPosition(rng, start) { - var checkRng, startIndex = 0, endIndex, inside, - children, child, offset, index, position = -1, parent; - - // Setup test range, collapse it and get the parent - checkRng = rng.duplicate(); - checkRng.collapse(start); - parent = checkRng.parentElement(); - - // Check if the selection is within the right document - if (parent.ownerDocument !== selection.dom.doc) { - return; - } - - // IE will report non editable elements as it's parent so look for an editable one - while (parent.contentEditable === "false") { - parent = parent.parentNode; - } - - // If parent doesn't have any children then return that we are inside the element - if (!parent.hasChildNodes()) { - return {node: parent, inside: 1}; - } - - // Setup node list and endIndex - children = parent.children; - endIndex = children.length - 1; - - // Perform a binary search for the position - while (startIndex <= endIndex) { - index = Math.floor((startIndex + endIndex) / 2); - - // Move selection to node and compare the ranges - child = children[index]; - checkRng.moveToElementText(child); - position = checkRng.compareEndPoints(start ? 'StartToStart' : 'EndToEnd', rng); - - // Before/after or an exact match - if (position > 0) { - endIndex = index - 1; - } else if (position < 0) { - startIndex = index + 1; - } else { - return {node: child}; - } - } - - // Check if child position is before or we didn't find a position - if (position < 0) { - // No element child was found use the parent element and the offset inside that - if (!child) { - checkRng.moveToElementText(parent); - checkRng.collapse(true); - child = parent; - inside = true; - } else { - checkRng.collapse(false); - } - - // Walk character by character in text node until we hit the selected range endpoint, - // hit the end of document or parent isn't the right one - // We need to walk char by char since rng.text or rng.htmlText will trim line endings - offset = 0; - while (checkRng.compareEndPoints(start ? 'StartToStart' : 'StartToEnd', rng) !== 0) { - if (checkRng.move('character', 1) === 0 || parent != checkRng.parentElement()) { - break; - } - - offset++; - } - } else { - // Child position is after the selection endpoint - checkRng.collapse(true); - - // Walk character by character in text node until we hit the selected range endpoint, hit - // the end of document or parent isn't the right one - offset = 0; - while (checkRng.compareEndPoints(start ? 'StartToStart' : 'StartToEnd', rng) !== 0) { - if (checkRng.move('character', -1) === 0 || parent != checkRng.parentElement()) { - break; - } - - offset++; - } - } - - return {node: child, position: position, offset: offset, inside: inside}; - } - - // Returns a W3C DOM compatible range object by using the IE Range API - function getRange() { - var ieRange = selection.getRng(), domRange = dom.createRng(), element, collapsed, tmpRange, element2, bookmark; - - // If selection is outside the current document just return an empty range - element = ieRange.item ? ieRange.item(0) : ieRange.parentElement(); - if (element.ownerDocument != dom.doc) { - return domRange; - } - - collapsed = selection.isCollapsed(); - - // Handle control selection - if (ieRange.item) { - domRange.setStart(element.parentNode, dom.nodeIndex(element)); - domRange.setEnd(domRange.startContainer, domRange.startOffset + 1); - - return domRange; - } - - function findEndPoint(start) { - var endPoint = getPosition(ieRange, start), container, offset, textNodeOffset = 0, sibling, undef, nodeValue; - - container = endPoint.node; - offset = endPoint.offset; - - if (endPoint.inside && !container.hasChildNodes()) { - domRange[start ? 'setStart' : 'setEnd'](container, 0); - return; - } - - if (offset === undef) { - domRange[start ? 'setStartBefore' : 'setEndAfter'](container); - return; - } - - if (endPoint.position < 0) { - sibling = endPoint.inside ? container.firstChild : container.nextSibling; - - if (!sibling) { - domRange[start ? 'setStartAfter' : 'setEndAfter'](container); - return; - } - - if (!offset) { - if (sibling.nodeType == 3) { - domRange[start ? 'setStart' : 'setEnd'](sibling, 0); - } else { - domRange[start ? 'setStartBefore' : 'setEndBefore'](sibling); - } - - return; - } - - // Find the text node and offset - while (sibling) { - if (sibling.nodeType == 3) { - nodeValue = sibling.nodeValue; - textNodeOffset += nodeValue.length; - - // We are at or passed the position we where looking for - if (textNodeOffset >= offset) { - container = sibling; - textNodeOffset -= offset; - textNodeOffset = nodeValue.length - textNodeOffset; - break; - } - } - - sibling = sibling.nextSibling; - } - } else { - // Find the text node and offset - sibling = container.previousSibling; - - if (!sibling) { - return domRange[start ? 'setStartBefore' : 'setEndBefore'](container); - } - - // If there isn't any text to loop then use the first position - if (!offset) { - if (container.nodeType == 3) { - domRange[start ? 'setStart' : 'setEnd'](sibling, container.nodeValue.length); - } else { - domRange[start ? 'setStartAfter' : 'setEndAfter'](sibling); - } - - return; - } - - while (sibling) { - if (sibling.nodeType == 3) { - textNodeOffset += sibling.nodeValue.length; - - // We are at or passed the position we where looking for - if (textNodeOffset >= offset) { - container = sibling; - textNodeOffset -= offset; - break; - } - } - - sibling = sibling.previousSibling; - } - } - - domRange[start ? 'setStart' : 'setEnd'](container, textNodeOffset); - } - - try { - // Find start point - findEndPoint(true); - - // Find end point if needed - if (!collapsed) { - findEndPoint(); - } - } catch (ex) { - // IE has a nasty bug where text nodes might throw "invalid argument" when you - // access the nodeValue or other properties of text nodes. This seems to happend when - // text nodes are split into two nodes by a delete/backspace call. So lets detect it and try to fix it. - if (ex.number == -2147024809) { - // Get the current selection - bookmark = self.getBookmark(2); - - // Get start element - tmpRange = ieRange.duplicate(); - tmpRange.collapse(true); - element = tmpRange.parentElement(); - - // Get end element - if (!collapsed) { - tmpRange = ieRange.duplicate(); - tmpRange.collapse(false); - element2 = tmpRange.parentElement(); - element2.innerHTML = element2.innerHTML; - } - - // Remove the broken elements - element.innerHTML = element.innerHTML; - - // Restore the selection - self.moveToBookmark(bookmark); - - // Since the range has moved we need to re-get it - ieRange = selection.getRng(); - - // Find start point - findEndPoint(true); - - // Find end point if needed - if (!collapsed) { - findEndPoint(); - } - } else { - throw ex; // Throw other errors - } - } - - return domRange; - } - - this.getBookmark = function(type) { - var rng = selection.getRng(), bookmark = {}; - - function getIndexes(node) { - var parent, root, children, i, indexes = []; - - parent = node.parentNode; - root = dom.getRoot().parentNode; - - while (parent != root && parent.nodeType !== 9) { - children = parent.children; - - i = children.length; - while (i--) { - if (node === children[i]) { - indexes.push(i); - break; - } - } - - node = parent; - parent = parent.parentNode; - } - - return indexes; - } - - function getBookmarkEndPoint(start) { - var position; - - position = getPosition(rng, start); - if (position) { - return { - position: position.position, - offset: position.offset, - indexes: getIndexes(position.node), - inside: position.inside - }; - } - } - - // Non ubstructive bookmark - if (type === 2) { - // Handle text selection - if (!rng.item) { - bookmark.start = getBookmarkEndPoint(true); - - if (!selection.isCollapsed()) { - bookmark.end = getBookmarkEndPoint(); - } - } else { - bookmark.start = {ctrl: true, indexes: getIndexes(rng.item(0))}; - } - } - - return bookmark; - }; - - this.moveToBookmark = function(bookmark) { - var rng, body = dom.doc.body; - - function resolveIndexes(indexes) { - var node, i, idx, children; - - node = dom.getRoot(); - for (i = indexes.length - 1; i >= 0; i--) { - children = node.children; - idx = indexes[i]; - - if (idx <= children.length - 1) { - node = children[idx]; - } - } - - return node; - } - - function setBookmarkEndPoint(start) { - var endPoint = bookmark[start ? 'start' : 'end'], moveLeft, moveRng, undef, offset; - - if (endPoint) { - moveLeft = endPoint.position > 0; - - moveRng = body.createTextRange(); - moveRng.moveToElementText(resolveIndexes(endPoint.indexes)); - - offset = endPoint.offset; - if (offset !== undef) { - moveRng.collapse(endPoint.inside || moveLeft); - moveRng.moveStart('character', moveLeft ? -offset : offset); - } else { - moveRng.collapse(start); - } - - rng.setEndPoint(start ? 'StartToStart' : 'EndToStart', moveRng); - - if (start) { - rng.collapse(true); - } - } - } - - if (bookmark.start) { - if (bookmark.start.ctrl) { - rng = body.createControlRange(); - rng.addElement(resolveIndexes(bookmark.start.indexes)); - rng.select(); - } else { - rng = body.createTextRange(); - setBookmarkEndPoint(true); - setBookmarkEndPoint(); - rng.select(); - } - } - }; - - this.addRange = function(rng) { - var ieRng, ctrlRng, startContainer, startOffset, endContainer, endOffset, sibling, - doc = selection.dom.doc, body = doc.body, nativeRng, ctrlElm; - - function setEndPoint(start) { - var container, offset, marker, tmpRng, nodes; - - marker = dom.create('a'); - container = start ? startContainer : endContainer; - offset = start ? startOffset : endOffset; - tmpRng = ieRng.duplicate(); - - if (container == doc || container == doc.documentElement) { - container = body; - offset = 0; - } - - if (container.nodeType == 3) { - container.parentNode.insertBefore(marker, container); - tmpRng.moveToElementText(marker); - tmpRng.moveStart('character', offset); - dom.remove(marker); - ieRng.setEndPoint(start ? 'StartToStart' : 'EndToEnd', tmpRng); - } else { - nodes = container.childNodes; - - if (nodes.length) { - if (offset >= nodes.length) { - dom.insertAfter(marker, nodes[nodes.length - 1]); - } else { - container.insertBefore(marker, nodes[offset]); - } - - tmpRng.moveToElementText(marker); - } else if (container.canHaveHTML) { - // Empty node selection for example
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- // Setting innerHTML with a span marker then remove that marker seems to keep empty block elements open - container.innerHTML = ''; - marker = container.firstChild; - tmpRng.moveToElementText(marker); - tmpRng.collapse(FALSE); // Collapse false works better than true for some odd reason - } - - ieRng.setEndPoint(start ? 'StartToStart' : 'EndToEnd', tmpRng); - dom.remove(marker); - } - } - - // Setup some shorter versions - startContainer = rng.startContainer; - startOffset = rng.startOffset; - endContainer = rng.endContainer; - endOffset = rng.endOffset; - ieRng = body.createTextRange(); - - // If single element selection then try making a control selection out of it - if (startContainer == endContainer && startContainer.nodeType == 1) { - // Trick to place the caret inside an empty block element like

- if (startOffset == endOffset && !startContainer.hasChildNodes()) { - if (startContainer.canHaveHTML) { - // Check if previous sibling is an empty block if it is then we need to render it - // IE would otherwise move the caret into the sibling instead of the empty startContainer see: #5236 - // Example this:

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would become this:

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- sibling = startContainer.previousSibling; - if (sibling && !sibling.hasChildNodes() && dom.isBlock(sibling)) { - sibling.innerHTML = ''; - } else { - sibling = null; - } - - startContainer.innerHTML = ''; - ieRng.moveToElementText(startContainer.lastChild); - ieRng.select(); - dom.doc.selection.clear(); - startContainer.innerHTML = ''; - - if (sibling) { - sibling.innerHTML = ''; - } - return; - } else { - startOffset = dom.nodeIndex(startContainer); - startContainer = startContainer.parentNode; - } - } - - if (startOffset == endOffset - 1) { - try { - ctrlElm = startContainer.childNodes[startOffset]; - ctrlRng = body.createControlRange(); - ctrlRng.addElement(ctrlElm); - ctrlRng.select(); - - // Check if the range produced is on the correct element and is a control range - // On IE 8 it will select the parent contentEditable container if you select an inner element see: #5398 - nativeRng = selection.getRng(); - if (nativeRng.item && ctrlElm === nativeRng.item(0)) { - return; - } - } catch (ex) { - // Ignore - } - } - } - - // Set start/end point of selection - setEndPoint(true); - setEndPoint(); - - // Select the new range and scroll it into view - ieRng.select(); - }; - - // Expose range method - this.getRangeAt = getRange; - } - - return Selection; -});