+++ /dev/null
-/*\r
-Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved.\r
-For licensing, see LICENSE.html or http://ckeditor.com/license\r
-*/\r
-\r
-(function()\r
-{\r
- // #### checkSelectionChange : START\r
-\r
- // The selection change check basically saves the element parent tree of\r
- // the current node and check it on successive requests. If there is any\r
- // change on the tree, then the selectionChange event gets fired.\r
- function checkSelectionChange()\r
- {\r
- try\r
- {\r
- // In IE, the "selectionchange" event may still get thrown when\r
- // releasing the WYSIWYG mode, so we need to check it first.\r
- var sel = this.getSelection();\r
- if ( !sel || !sel.document.getWindow().$ )\r
- return;\r
-\r
- var firstElement = sel.getStartElement();\r
- var currentPath = new CKEDITOR.dom.elementPath( firstElement );\r
-\r
- if ( !currentPath.compare( this._.selectionPreviousPath ) )\r
- {\r
- this._.selectionPreviousPath = currentPath;\r
- this.fire( 'selectionChange', { selection : sel, path : currentPath, element : firstElement } );\r
- }\r
- }\r
- catch (e)\r
- {}\r
- }\r
-\r
- var checkSelectionChangeTimer,\r
- checkSelectionChangeTimeoutPending;\r
-\r
- function checkSelectionChangeTimeout()\r
- {\r
- // Firing the "OnSelectionChange" event on every key press started to\r
- // be too slow. This function guarantees that there will be at least\r
- // 200ms delay between selection checks.\r
-\r
- checkSelectionChangeTimeoutPending = true;\r
-\r
- if ( checkSelectionChangeTimer )\r
- return;\r
-\r
- checkSelectionChangeTimeoutExec.call( this );\r
-\r
- checkSelectionChangeTimer = CKEDITOR.tools.setTimeout( checkSelectionChangeTimeoutExec, 200, this );\r
- }\r
-\r
- function checkSelectionChangeTimeoutExec()\r
- {\r
- checkSelectionChangeTimer = null;\r
-\r
- if ( checkSelectionChangeTimeoutPending )\r
- {\r
- // Call this with a timeout so the browser properly moves the\r
- // selection after the mouseup. It happened that the selection was\r
- // being moved after the mouseup when clicking inside selected text\r
- // with Firefox.\r
- CKEDITOR.tools.setTimeout( checkSelectionChange, 0, this );\r
-\r
- checkSelectionChangeTimeoutPending = false;\r
- }\r
- }\r
-\r
- // #### checkSelectionChange : END\r
-\r
- function rangeRequiresFix( range )\r
- {\r
- function isTextCt( node, isAtEnd )\r
- {\r
- if ( !node || node.type == CKEDITOR.NODE_TEXT )\r
- return false;\r
-\r
- var testRng = range.clone();\r
- return testRng[ 'moveToElementEdit' + ( isAtEnd ? 'End' : 'Start' ) ]( node );\r
- }\r
-\r
- var ct = range.startContainer;\r
-\r
- var previous = range.getPreviousNode( isVisible, null, ct ),\r
- next = range.getNextNode( isVisible, null, ct );\r
-\r
- // Any adjacent text container may absorb the cursor, e.g.\r
- // <p><strong>text</strong>^foo</p>\r
- // <p>foo^<strong>text</strong></p>\r
- // <div>^<p>foo</p></div>\r
- if ( isTextCt( previous ) || isTextCt( next, 1 ) )\r
- return true;\r
-\r
- // Empty block/inline element is also affected. <span>^</span>, <p>^</p> (#7222)\r
- if ( !( previous || next ) && !( ct.type == CKEDITOR.NODE_ELEMENT && ct.isBlockBoundary() && ct.getBogus() ) )\r
- return true;\r
-\r
- return false;\r
- }\r
-\r
- var selectAllCmd =\r
- {\r
- modes : { wysiwyg : 1, source : 1 },\r
- readOnly : CKEDITOR.env.ie || CKEDITOR.env.webkit,\r
- exec : function( editor )\r
- {\r
- switch ( editor.mode )\r
- {\r
- case 'wysiwyg' :\r
- editor.document.$.execCommand( 'SelectAll', false, null );\r
- // Force triggering selectionChange (#7008)\r
- editor.forceNextSelectionCheck();\r
- editor.selectionChange();\r
- break;\r
- case 'source' :\r
- // Select the contents of the textarea\r
- var textarea = editor.textarea.$;\r
- if ( CKEDITOR.env.ie )\r
- textarea.createTextRange().execCommand( 'SelectAll' );\r
- else\r
- {\r
- textarea.selectionStart = 0;\r
- textarea.selectionEnd = textarea.value.length;\r
- }\r
- textarea.focus();\r
- }\r
- },\r
- canUndo : false\r
- };\r
-\r
- function createFillingChar( doc )\r
- {\r
- removeFillingChar( doc );\r
-\r
- var fillingChar = doc.createText( '\u200B' );\r
- doc.setCustomData( 'cke-fillingChar', fillingChar );\r
-\r
- return fillingChar;\r
- }\r
-\r
- function getFillingChar( doc )\r
- {\r
- return doc && doc.getCustomData( 'cke-fillingChar' );\r
- }\r
-\r
- // Checks if a filling char has been used, eventualy removing it (#1272).\r
- function checkFillingChar( doc )\r
- {\r
- var fillingChar = doc && getFillingChar( doc );\r
- if ( fillingChar )\r
- {\r
- // Use this flag to avoid removing the filling char right after\r
- // creating it.\r
- if ( fillingChar.getCustomData( 'ready' ) )\r
- removeFillingChar( doc );\r
- else\r
- fillingChar.setCustomData( 'ready', 1 );\r
- }\r
- }\r
-\r
- function removeFillingChar( doc )\r
- {\r
- var fillingChar = doc && doc.removeCustomData( 'cke-fillingChar' );\r
- if ( fillingChar )\r
- {\r
- var bm,\r
- sel = doc.getSelection().getNative(),\r
- // Be error proof.\r
- range = sel && sel.type != 'None' && sel.getRangeAt( 0 );\r
-\r
- // Text selection position might get mangled by\r
- // subsequent dom modification, save it now for restoring. (#8617)\r
- if ( fillingChar.getLength() > 1\r
- && range && range.intersectsNode( fillingChar.$ ) )\r
- {\r
- bm = [ sel.anchorOffset, sel.focusOffset ];\r
-\r
- // Anticipate the offset change brought by the removed char.\r
- var startAffected = sel.anchorNode == fillingChar.$ && sel.anchorOffset > 0,\r
- endAffected = sel.focusNode == fillingChar.$ && sel.focusOffset > 0;\r
- startAffected && bm[ 0 ]--;\r
- endAffected && bm[ 1 ]--;\r
-\r
- // Revert the bookmark order on reverse selection.\r
- isReversedSelection( sel ) && bm.unshift( bm.pop() );\r
- }\r
-\r
- // We can't simply remove the filling node because the user\r
- // will actually enlarge it when typing, so we just remove the\r
- // invisible char from it.\r
- fillingChar.setText( fillingChar.getText().replace( /\u200B/g, '' ) );\r
-\r
- // Restore the bookmark.\r
- if ( bm )\r
- {\r
- var rng = sel.getRangeAt( 0 );\r
- rng.setStart( rng.startContainer, bm[ 0 ] );\r
- rng.setEnd( rng.startContainer, bm[ 1 ] );\r
- sel.removeAllRanges();\r
- sel.addRange( rng );\r
- }\r
- }\r
- }\r
-\r
- function isReversedSelection( sel )\r
- {\r
- if ( !sel.isCollapsed )\r
- {\r
- var range = sel.getRangeAt( 0 );\r
- // Potentially alter an reversed selection range.\r
- range.setStart( sel.anchorNode, sel.anchorOffset );\r
- range.setEnd( sel.focusNode, sel.focusOffset );\r
- return range.collapsed;\r
- }\r
- }\r
-\r
- CKEDITOR.plugins.add( 'selection',\r
- {\r
- init : function( editor )\r
- {\r
- // On WebKit only, we need a special "filling" char on some situations\r
- // (#1272). Here we set the events that should invalidate that char.\r
- if ( CKEDITOR.env.webkit )\r
- {\r
- editor.on( 'selectionChange', function() { checkFillingChar( editor.document ); } );\r
- editor.on( 'beforeSetMode', function() { removeFillingChar( editor.document ); } );\r
-\r
- var fillingCharBefore,\r
- resetSelection;\r
-\r
- function beforeData()\r
- {\r
- var doc = editor.document,\r
- fillingChar = getFillingChar( doc );\r
-\r
- if ( fillingChar )\r
- {\r
- // If cursor is right blinking by side of the filler node, save it for restoring,\r
- // as the following text substitution will blind it. (#7437)\r
- var sel = doc.$.defaultView.getSelection();\r
- if ( sel.type == 'Caret' && sel.anchorNode == fillingChar.$ )\r
- resetSelection = 1;\r
-\r
- fillingCharBefore = fillingChar.getText();\r
- fillingChar.setText( fillingCharBefore.replace( /\u200B/g, '' ) );\r
- }\r
- }\r
- function afterData()\r
- {\r
- var doc = editor.document,\r
- fillingChar = getFillingChar( doc );\r
-\r
- if ( fillingChar )\r
- {\r
- fillingChar.setText( fillingCharBefore );\r
-\r
- if ( resetSelection )\r
- {\r
- doc.$.defaultView.getSelection().setPosition( fillingChar.$,fillingChar.getLength() );\r
- resetSelection = 0;\r
- }\r
- }\r
- }\r
- editor.on( 'beforeUndoImage', beforeData );\r
- editor.on( 'afterUndoImage', afterData );\r
- editor.on( 'beforeGetData', beforeData, null, null, 0 );\r
- editor.on( 'getData', afterData );\r
- }\r
-\r
- editor.on( 'contentDom', function()\r
- {\r
- var doc = editor.document,\r
- outerDoc = CKEDITOR.document,\r
- body = doc.getBody(),\r
- html = doc.getDocumentElement();\r
-\r
- if ( CKEDITOR.env.ie )\r
- {\r
- // Other browsers don't loose the selection if the\r
- // editor document loose the focus. In IE, we don't\r
- // have support for it, so we reproduce it here, other\r
- // than firing the selection change event.\r
-\r
- var savedRange,\r
- saveEnabled,\r
- restoreEnabled = 1;\r
-\r
- // "onfocusin" is fired before "onfocus". It makes it\r
- // possible to restore the selection before click\r
- // events get executed.\r
- body.on( 'focusin', function( evt )\r
- {\r
- // If there are elements with layout they fire this event but\r
- // it must be ignored to allow edit its contents #4682\r
- if ( evt.data.$.srcElement.nodeName != 'BODY' )\r
- return;\r
-\r
- // Give the priority to locked selection since it probably\r
- // reflects the actual situation, besides locked selection\r
- // could be interfered because of text nodes normalizing.\r
- // (#6083, #6987)\r
- var lockedSelection = doc.getCustomData( 'cke_locked_selection' );\r
- if ( lockedSelection )\r
- {\r
- lockedSelection.unlock( 1 );\r
- lockedSelection.lock();\r
- }\r
- // Then check ff we have saved a range, restore it at this\r
- // point.\r
- else if ( savedRange && restoreEnabled )\r
- {\r
- // Well not break because of this.\r
- try { savedRange.select(); } catch (e) {}\r
- savedRange = null;\r
- }\r
- });\r
-\r
- body.on( 'focus', function()\r
- {\r
- // Enable selections to be saved.\r
- saveEnabled = 1;\r
-\r
- saveSelection();\r
- });\r
-\r
- body.on( 'beforedeactivate', function( evt )\r
- {\r
- // Ignore this event if it's caused by focus switch between\r
- // internal editable control type elements, e.g. layouted paragraph. (#4682)\r
- if ( evt.data.$.toElement )\r
- return;\r
-\r
- // Disable selections from being saved.\r
- saveEnabled = 0;\r
- restoreEnabled = 1;\r
- });\r
-\r
- // [IE] Iframe will still keep the selection when blurred, if\r
- // focus is moved onto a non-editing host, e.g. link or button, but\r
- // it becomes a problem for the object type selection, since the resizer\r
- // handler attached on it will mark other part of the UI, especially\r
- // for the dialog. (#8157)\r
- // [IE<8] Even worse For old IEs, the cursor will not vanish even if\r
- // the selection has been moved to another text input in some cases. (#4716)\r
- //\r
- // Now the range restore is disabled, so we simply force IE to clean\r
- // up the selection before blur.\r
- CKEDITOR.env.ie && editor.on( 'blur', function()\r
- {\r
- // Error proof when the editor is not visible. (#6375)\r
- try{ doc.$.selection.empty(); } catch ( er){}\r
- });\r
-\r
- // Listening on document element ensures that\r
- // scrollbar is included. (#5280)\r
- html.on( 'mousedown', function()\r
- {\r
- // Lock restore selection now, as we have\r
- // a followed 'click' event which introduce\r
- // new selection. (#5735)\r
- restoreEnabled = 0;\r
- });\r
-\r
- html.on( 'mouseup', function()\r
- {\r
- restoreEnabled = 1;\r
- });\r
-\r
- var scroll;\r
- // IE fires the "selectionchange" event when clicking\r
- // inside a selection. We don't want to capture that.\r
- body.on( 'mousedown', function( evt )\r
- {\r
- // IE scrolls document to top on right mousedown\r
- // when editor has no focus, remember this scroll\r
- // position and revert it before context menu opens. (#5778)\r
- if ( evt.data.$.button == 2 )\r
- {\r
- var sel = editor.document.$.selection;\r
- if ( sel.type == 'None' )\r
- scroll = editor.window.getScrollPosition();\r
- }\r
- disableSave();\r
- });\r
-\r
- body.on( 'mouseup',\r
- function( evt )\r
- {\r
- // Restore recorded scroll position when needed on right mouseup.\r
- if ( evt.data.$.button == 2 && scroll )\r
- {\r
- editor.document.$.documentElement.scrollLeft = scroll.x;\r
- editor.document.$.documentElement.scrollTop = scroll.y;\r
- }\r
- scroll = null;\r
-\r
- saveEnabled = 1;\r
- setTimeout( function()\r
- {\r
- saveSelection( true );\r
- },\r
- 0 );\r
- });\r
-\r
- body.on( 'keydown', disableSave );\r
- body.on( 'keyup',\r
- function()\r
- {\r
- saveEnabled = 1;\r
- saveSelection();\r
- });\r
-\r
- // When content doc is in standards mode, IE doesn't produce text selection\r
- // when click on the region outside of body, we emulate\r
- // the correct behavior here. (#1659, #7932, # 9097)\r
- if ( doc.$.compatMode != 'BackCompat' )\r
- {\r
- if ( CKEDITOR.env.ie7Compat || CKEDITOR.env.ie6Compat )\r
- {\r
- function moveRangeToPoint( range, x, y )\r
- {\r
- // Error prune in IE7. (#9034, #9110)\r
- try { range.moveToPoint( x, y ); } catch ( e ) {}\r
- }\r
-\r
- html.on( 'mousedown', function( evt )\r
- {\r
- // Expand the text range along with mouse move.\r
- function onHover( evt )\r
- {\r
- evt = evt.data.$;\r
- if ( textRng )\r
- {\r
- // Read the current cursor.\r
- var rngEnd = body.$.createTextRange();\r
-\r
- moveRangeToPoint( rngEnd, evt.x, evt.y );\r
-\r
- // Handle drag directions.\r
- textRng.setEndPoint(\r
- startRng.compareEndPoints( 'StartToStart', rngEnd ) < 0 ?\r
- 'EndToEnd' :\r
- 'StartToStart',\r
- rngEnd );\r
-\r
- // Update selection with new range.\r
- textRng.select();\r
- }\r
- }\r
-\r
- function removeListeners()\r
- {\r
- outerDoc.removeListener( 'mouseup', onSelectEnd );\r
- html.removeListener( 'mouseup', onSelectEnd );\r
- }\r
-\r
- function onSelectEnd()\r
- {\r
-\r
- html.removeListener( 'mousemove', onHover );\r
- removeListeners();\r
-\r
- // Make it in effect on mouse up. (#9022)\r
- textRng.select();\r
- }\r
-\r
- evt = evt.data;\r
-\r
- // We're sure that the click happens at the region\r
- // outside body, but not on scrollbar.\r
- if ( evt.getTarget().is( 'html' ) &&\r
- evt.$.x < html.$.clientWidth &&\r
- evt.$.y < html.$.clientHeight )\r
- {\r
- // Start to build the text range.\r
- var textRng = body.$.createTextRange();\r
- moveRangeToPoint( textRng, evt.$.x, evt.$.y );\r
- // Records the dragging start of the above text range.\r
- var startRng = textRng.duplicate();\r
-\r
- html.on( 'mousemove', onHover );\r
- outerDoc.on( 'mouseup', onSelectEnd );\r
- html.on( 'mouseup', onSelectEnd );\r
- }\r
- });\r
- }\r
-\r
- // It's much simpler for IE > 8, we just need to reselect the reported range.\r
- if ( CKEDITOR.env.ie8 )\r
- {\r
- html.on( 'mousedown', function( evt )\r
- {\r
- if ( evt.data.getTarget().is( 'html' ) )\r
- {\r
- // Limit the text selection mouse move inside of editable. (#9715)\r
- outerDoc.on( 'mouseup', onSelectEnd );\r
- html.on( 'mouseup', onSelectEnd );\r
- }\r
-\r
- });\r
-\r
- function removeListeners()\r
- {\r
- outerDoc.removeListener( 'mouseup', onSelectEnd );\r
- html.removeListener( 'mouseup', onSelectEnd );\r
- }\r
-\r
- function onSelectEnd()\r
- {\r
- removeListeners();\r
-\r
- // The event is not fired when clicking on the scrollbars,\r
- // so we can safely check the following to understand\r
- // whether the empty space following <body> has been clicked.\r
- var sel = CKEDITOR.document.$.selection,\r
- range = sel.createRange();\r
- // The selection range is reported on host, but actually it should applies to the content doc.\r
- if ( sel.type != 'None' && range.parentElement().ownerDocument == doc.$ )\r
- range.select();\r
- }\r
- }\r
-\r
- }\r
- // IE is the only to provide the "selectionchange"\r
- // event.\r
- doc.on( 'selectionchange', saveSelection );\r
-\r
- function disableSave()\r
- {\r
- saveEnabled = 0;\r
- }\r
-\r
- function saveSelection( testIt )\r
- {\r
- if ( saveEnabled )\r
- {\r
- var doc = editor.document,\r
- sel = editor.getSelection(),\r
- nativeSel = sel && sel.getNative();\r
-\r
- // There is a very specific case, when clicking\r
- // inside a text selection. In that case, the\r
- // selection collapses at the clicking point,\r
- // but the selection object remains in an\r
- // unknown state, making createRange return a\r
- // range at the very start of the document. In\r
- // such situation we have to test the range, to\r
- // be sure it's valid.\r
- if ( testIt && nativeSel && nativeSel.type == 'None' )\r
- {\r
- // The "InsertImage" command can be used to\r
- // test whether the selection is good or not.\r
- // If not, it's enough to give some time to\r
- // IE to put things in order for us.\r
- if ( !doc.$.queryCommandEnabled( 'InsertImage' ) )\r
- {\r
- CKEDITOR.tools.setTimeout( saveSelection, 50, this, true );\r
- return;\r
- }\r
- }\r
-\r
- // Avoid saving selection from within text input. (#5747)\r
- var parentTag;\r
- if ( nativeSel && nativeSel.type && nativeSel.type != 'Control'\r
- && ( parentTag = nativeSel.createRange() )\r
- && ( parentTag = parentTag.parentElement() )\r
- && ( parentTag = parentTag.nodeName )\r
- && parentTag.toLowerCase() in { input: 1, textarea : 1 } )\r
- {\r
- return;\r
- }\r
-\r
- // Not break because of this. (#9132)\r
- try{ savedRange = nativeSel && sel.getRanges()[ 0 ]; } catch( er ) {}\r
-\r
- checkSelectionChangeTimeout.call( editor );\r
- }\r
- }\r
- }\r
- else\r
- {\r
- // In other browsers, we make the selection change\r
- // check based on other events, like clicks or keys\r
- // press.\r
-\r
- doc.on( 'mouseup', checkSelectionChangeTimeout, editor );\r
- doc.on( 'keyup', checkSelectionChangeTimeout, editor );\r
- doc.on( 'selectionchange', checkSelectionChangeTimeout, editor );\r
- }\r
-\r
- if ( CKEDITOR.env.webkit )\r
- {\r
- // Before keystroke is handled by editor, check to remove the filling char.\r
- doc.on( 'keydown', function( evt )\r
- {\r
- var key = evt.data.getKey();\r
- // Remove the filling char before some keys get\r
- // executed, so they'll not get blocked by it.\r
- switch ( key )\r
- {\r
- case 13 : // ENTER\r
- case 33 : // PAGEUP\r
- case 34 : // PAGEDOWN\r
- case 35 : // HOME\r
- case 36 : // END\r
- case 37 : // LEFT-ARROW\r
- case 39 : // RIGHT-ARROW\r
- case 8 : // BACKSPACE\r
- case 45 : // INS\r
- case 46 : // DEl\r
- removeFillingChar( editor.document );\r
- }\r
-\r
- }, null, null, -1 );\r
- }\r
- });\r
-\r
- // Clear the cached range path before unload. (#7174)\r
- editor.on( 'contentDomUnload', editor.forceNextSelectionCheck, editor );\r
-\r
- editor.addCommand( 'selectAll', selectAllCmd );\r
- editor.ui.addButton( 'SelectAll',\r
- {\r
- label : editor.lang.selectAll,\r
- command : 'selectAll'\r
- });\r
-\r
- /**\r
- * Check if to fire the {@link CKEDITOR.editor#selectionChange} event\r
- * for the current editor instance.\r
- *\r
- * @param {Boolean} checkNow Check immediately without any delay.\r
- */\r
- editor.selectionChange = function( checkNow )\r
- {\r
- ( checkNow ? checkSelectionChange : checkSelectionChangeTimeout ).call( this );\r
- };\r
-\r
- // IE9 might cease to work if there's an object selection inside the iframe (#7639).\r
- CKEDITOR.env.ie9Compat && editor.on( 'destroy', function()\r
- {\r
- var sel = editor.getSelection();\r
- sel && sel.getNative().clear();\r
- }, null, null, 9 );\r
- }\r
- });\r
-\r
- /**\r
- * Gets the current selection from the editing area when in WYSIWYG mode.\r
- * @returns {CKEDITOR.dom.selection} A selection object or null if not in\r
- * WYSIWYG mode or no selection is available.\r
- * @example\r
- * var selection = CKEDITOR.instances.editor1.<strong>getSelection()</strong>;\r
- * alert( selection.getType() );\r
- */\r
- CKEDITOR.editor.prototype.getSelection = function()\r
- {\r
- return this.document && this.document.getSelection();\r
- };\r
-\r
- CKEDITOR.editor.prototype.forceNextSelectionCheck = function()\r
- {\r
- delete this._.selectionPreviousPath;\r
- };\r
-\r
- /**\r
- * Gets the current selection from the document.\r
- * @returns {CKEDITOR.dom.selection} A selection object.\r
- * @example\r
- * var selection = CKEDITOR.instances.editor1.document.<strong>getSelection()</strong>;\r
- * alert( selection.getType() );\r
- */\r
- CKEDITOR.dom.document.prototype.getSelection = function()\r
- {\r
- var sel = new CKEDITOR.dom.selection( this );\r
- return ( !sel || sel.isInvalid ) ? null : sel;\r
- };\r
-\r
- /**\r
- * No selection.\r
- * @constant\r
- * @example\r
- * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_NONE )\r
- * alert( 'Nothing is selected' );\r
- */\r
- CKEDITOR.SELECTION_NONE = 1;\r
-\r
- /**\r
- * A text or a collapsed selection.\r
- * @constant\r
- * @example\r
- * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_TEXT )\r
- * alert( 'A text is selected' );\r
- */\r
- CKEDITOR.SELECTION_TEXT = 2;\r
-\r
- /**\r
- * Element selection.\r
- * @constant\r
- * @example\r
- * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_ELEMENT )\r
- * alert( 'An element is selected' );\r
- */\r
- CKEDITOR.SELECTION_ELEMENT = 3;\r
-\r
- /**\r
- * Manipulates the selection in a DOM document.\r
- * @constructor\r
- * @param {CKEDITOR.dom.document} document The DOM document that contains the selection.\r
- * @example\r
- * var sel = new <strong>CKEDITOR.dom.selection( CKEDITOR.document )</strong>;\r
- */\r
- CKEDITOR.dom.selection = function( document )\r
- {\r
- var lockedSelection = document.getCustomData( 'cke_locked_selection' );\r
-\r
- if ( lockedSelection )\r
- return lockedSelection;\r
-\r
- this.document = document;\r
- this.isLocked = 0;\r
- this._ =\r
- {\r
- cache : {}\r
- };\r
-\r
- /**\r
- * IE BUG: The selection's document may be a different document than the\r
- * editor document. Return null if that is the case.\r
- */\r
- if ( CKEDITOR.env.ie )\r
- {\r
- // Avoid breaking because of it. (#8836)\r
- try\r
- {\r
- var range = this.getNative().createRange();\r
- if ( !range ||\r
- ( range.item && range.item( 0 ).ownerDocument != this.document.$ ) ||\r
- ( range.parentElement && range.parentElement().ownerDocument != this.document.$ ) )\r
- {\r
- throw 0;\r
- }\r
- }\r
- catch ( e )\r
- {\r
- this.isInvalid = true;\r
- }\r
- }\r
-\r
- return this;\r
- };\r
-\r
- var styleObjectElements =\r
- {\r
- img:1,hr:1,li:1,table:1,tr:1,td:1,th:1,embed:1,object:1,ol:1,ul:1,\r
- a:1,input:1,form:1,select:1,textarea:1,button:1,fieldset:1,thead:1,tfoot:1\r
- };\r
-\r
- CKEDITOR.dom.selection.prototype =\r
- {\r
- /**\r
- * Gets the native selection object from the browser.\r
- * @function\r
- * @returns {Object} The native browser selection object.\r
- * @example\r
- * var selection = editor.getSelection().<strong>getNative()</strong>;\r
- */\r
- getNative :\r
- CKEDITOR.env.ie ?\r
- function()\r
- {\r
- return this._.cache.nativeSel || ( this._.cache.nativeSel = this.document.$.selection );\r
- }\r
- :\r
- function()\r
- {\r
- return this._.cache.nativeSel || ( this._.cache.nativeSel = this.document.getWindow().$.getSelection() );\r
- },\r
-\r
- /**\r
- * Gets the type of the current selection. The following values are\r
- * available:\r
- * <ul>\r
- * <li><code>{@link CKEDITOR.SELECTION_NONE}</code> (1): No selection.</li>\r
- * <li><code>{@link CKEDITOR.SELECTION_TEXT}</code> (2): A text or a collapsed\r
- * selection is selected.</li>\r
- * <li><code>{@link CKEDITOR.SELECTION_ELEMENT}</code> (3): An element is\r
- * selected.</li>\r
- * </ul>\r
- * @function\r
- * @returns {Number} One of the following constant values:\r
- * <code>{@link CKEDITOR.SELECTION_NONE}</code>, <code>{@link CKEDITOR.SELECTION_TEXT}</code>, or\r
- * <code>{@link CKEDITOR.SELECTION_ELEMENT}</code>.\r
- * @example\r
- * if ( editor.getSelection().<strong>getType()</strong> == CKEDITOR.SELECTION_TEXT )\r
- * alert( 'A text is selected' );\r
- */\r
- getType :\r
- CKEDITOR.env.ie ?\r
- function()\r
- {\r
- var cache = this._.cache;\r
- if ( cache.type )\r
- return cache.type;\r
-\r
- var type = CKEDITOR.SELECTION_NONE;\r
-\r
- try\r
- {\r
- var sel = this.getNative(),\r
- ieType = sel.type;\r
-\r
- if ( ieType == 'Text' )\r
- type = CKEDITOR.SELECTION_TEXT;\r
-\r
- if ( ieType == 'Control' )\r
- type = CKEDITOR.SELECTION_ELEMENT;\r
-\r
- // It is possible that we can still get a text range\r
- // object even when type == 'None' is returned by IE.\r
- // So we'd better check the object returned by\r
- // createRange() rather than by looking at the type.\r
- if ( sel.createRange().parentElement )\r
- type = CKEDITOR.SELECTION_TEXT;\r
- }\r
- catch(e) {}\r
-\r
- return ( cache.type = type );\r
- }\r
- :\r
- function()\r
- {\r
- var cache = this._.cache;\r
- if ( cache.type )\r
- return cache.type;\r
-\r
- var type = CKEDITOR.SELECTION_TEXT;\r
-\r
- var sel = this.getNative();\r
-\r
- if ( !sel )\r
- type = CKEDITOR.SELECTION_NONE;\r
- else if ( sel.rangeCount == 1 )\r
- {\r
- // Check if the actual selection is a control (IMG,\r
- // TABLE, HR, etc...).\r
-\r
- var range = sel.getRangeAt(0),\r
- startContainer = range.startContainer;\r
-\r
- if ( startContainer == range.endContainer\r
- && startContainer.nodeType == 1\r
- && ( range.endOffset - range.startOffset ) == 1\r
- && styleObjectElements[ startContainer.childNodes[ range.startOffset ].nodeName.toLowerCase() ] )\r
- {\r
- type = CKEDITOR.SELECTION_ELEMENT;\r
- }\r
- }\r
-\r
- return ( cache.type = type );\r
- },\r
-\r
- /**\r
- * Retrieves the <code>{@link CKEDITOR.dom.range}</code> instances that represent the current selection.\r
- * Note: Some browsers return multiple ranges even for a continuous selection. Firefox, for example, returns\r
- * one range for each table cell when one or more table rows are selected.\r
- * @function\r
- * @param {Boolean} [onlyEditables] If set to <code>true</code>, this function retrives editable ranges only.\r
- * @return {Array} Range instances that represent the current selection.\r
- * @example\r
- * var ranges = selection.<strong>getRanges()</strong>;\r
- * alert( ranges.length );\r
- */\r
- getRanges : (function()\r
- {\r
- var func = CKEDITOR.env.ie ?\r
- ( function()\r
- {\r
- function getNodeIndex( node ) { return new CKEDITOR.dom.node( node ).getIndex(); }\r
-\r
- // Finds the container and offset for a specific boundary\r
- // of an IE range.\r
- var getBoundaryInformation = function( range, start )\r
- {\r
- // Creates a collapsed range at the requested boundary.\r
- range = range.duplicate();\r
- range.collapse( start );\r
-\r
- // Gets the element that encloses the range entirely.\r
- var parent = range.parentElement(),\r
- doc = parent.ownerDocument;\r
-\r
- // Empty parent element, e.g. <i>^</i>\r
- if ( !parent.hasChildNodes() )\r
- return { container : parent, offset : 0 };\r
-\r
- var siblings = parent.children,\r
- child,\r
- sibling,\r
- testRange = range.duplicate(),\r
- startIndex = 0,\r
- endIndex = siblings.length - 1,\r
- index = -1,\r
- position,\r
- distance,\r
- container;\r
-\r
- // Binary search over all element childs to test the range to see whether\r
- // range is right on the boundary of one element.\r
- while ( startIndex <= endIndex )\r
- {\r
- index = Math.floor( ( startIndex + endIndex ) / 2 );\r
- child = siblings[ index ];\r
- testRange.moveToElementText( child );\r
- position = testRange.compareEndPoints( 'StartToStart', range );\r
-\r
- if ( position > 0 )\r
- endIndex = index - 1;\r
- else if ( position < 0 )\r
- startIndex = index + 1;\r
- else\r
- {\r
- // IE9 report wrong measurement with compareEndPoints when range anchors between two BRs.\r
- // e.g. <p>text<br />^<br /></p> (#7433)\r
- if ( CKEDITOR.env.ie9Compat && child.tagName == 'BR' )\r
- {\r
- // "Fall back" to w3c selection.\r
- var sel = doc.defaultView.getSelection();\r
- return { container : sel[ start ? 'anchorNode' : 'focusNode' ],\r
- offset : sel[ start ? 'anchorOffset' : 'focusOffset' ] };\r
- }\r
- else\r
- return { container : parent, offset : getNodeIndex( child ) };\r
- }\r
- }\r
-\r
- // All childs are text nodes,\r
- // or to the right hand of test range are all text nodes. (#6992)\r
- if ( index == -1 || index == siblings.length - 1 && position < 0 )\r
- {\r
- // Adapt test range to embrace the entire parent contents.\r
- testRange.moveToElementText( parent );\r
- testRange.setEndPoint( 'StartToStart', range );\r
-\r
- // IE report line break as CRLF with range.text but\r
- // only LF with textnode.nodeValue, normalize them to avoid\r
- // breaking character counting logic below. (#3949)\r
- distance = testRange.text.replace( /(\r\n|\r)/g, '\n' ).length;\r
-\r
- siblings = parent.childNodes;\r
-\r
- // Actual range anchor right beside test range at the boundary of text node.\r
- if ( !distance )\r
- {\r
- child = siblings[ siblings.length - 1 ];\r
-\r
- if ( child.nodeType != CKEDITOR.NODE_TEXT )\r
- return { container : parent, offset : siblings.length };\r
- else\r
- return { container : child, offset : child.nodeValue.length };\r
- }\r
-\r
- // Start the measuring until distance overflows, meanwhile count the text nodes.\r
- var i = siblings.length;\r
- while ( distance > 0 && i > 0 )\r
- {\r
- sibling = siblings[ --i ];\r
- if ( sibling.nodeType == CKEDITOR.NODE_TEXT )\r
- {\r
- container = sibling;\r
- distance -= sibling.nodeValue.length;\r
- }\r
- }\r
-\r
- return { container : container, offset : -distance };\r
- }\r
- // Test range was one offset beyond OR behind the anchored text node.\r
- else\r
- {\r
- // Adapt one side of test range to the actual range\r
- // for measuring the offset between them.\r
- testRange.collapse( position > 0 ? true : false );\r
- testRange.setEndPoint( position > 0 ? 'StartToStart' : 'EndToStart', range );\r
-\r
- // IE report line break as CRLF with range.text but\r
- // only LF with textnode.nodeValue, normalize them to avoid\r
- // breaking character counting logic below. (#3949)\r
- distance = testRange.text.replace( /(\r\n|\r)/g, '\n' ).length;\r
-\r
- // Actual range anchor right beside test range at the inner boundary of text node.\r
- if ( !distance )\r
- return { container : parent, offset : getNodeIndex( child ) + ( position > 0 ? 0 : 1 ) };\r
-\r
- // Start the measuring until distance overflows, meanwhile count the text nodes.\r
- while ( distance > 0 )\r
- {\r
- try\r
- {\r
- sibling = child[ position > 0 ? 'previousSibling' : 'nextSibling' ];\r
- if ( sibling.nodeType == CKEDITOR.NODE_TEXT )\r
- {\r
- distance -= sibling.nodeValue.length;\r
- container = sibling;\r
- }\r
- child = sibling;\r
- }\r
- // Measurement in IE could be somtimes wrong because of <select> element. (#4611)\r
- catch( e )\r
- {\r
- return { container : parent, offset : getNodeIndex( child ) };\r
- }\r
- }\r
-\r
- return { container : container, offset : position > 0 ? -distance : container.nodeValue.length + distance };\r
- }\r
- };\r
-\r
- return function()\r
- {\r
- // IE doesn't have range support (in the W3C way), so we\r
- // need to do some magic to transform selections into\r
- // CKEDITOR.dom.range instances.\r
-\r
- var sel = this.getNative(),\r
- nativeRange = sel && sel.createRange(),\r
- type = this.getType(),\r
- range;\r
-\r
- if ( !sel )\r
- return [];\r
-\r
- if ( type == CKEDITOR.SELECTION_TEXT )\r
- {\r
- range = new CKEDITOR.dom.range( this.document );\r
-\r
- var boundaryInfo = getBoundaryInformation( nativeRange, true );\r
- range.setStart( new CKEDITOR.dom.node( boundaryInfo.container ), boundaryInfo.offset );\r
-\r
- boundaryInfo = getBoundaryInformation( nativeRange );\r
- range.setEnd( new CKEDITOR.dom.node( boundaryInfo.container ), boundaryInfo.offset );\r
-\r
- // Correct an invalid IE range case on empty list item. (#5850)\r
- if ( range.endContainer.getPosition( range.startContainer ) & CKEDITOR.POSITION_PRECEDING\r
- && range.endOffset <= range.startContainer.getIndex() )\r
- {\r
- range.collapse();\r
- }\r
-\r
- return [ range ];\r
- }\r
- else if ( type == CKEDITOR.SELECTION_ELEMENT )\r
- {\r
- var retval = [];\r
-\r
- for ( var i = 0 ; i < nativeRange.length ; i++ )\r
- {\r
- var element = nativeRange.item( i ),\r
- parentElement = element.parentNode,\r
- j = 0;\r
-\r
- range = new CKEDITOR.dom.range( this.document );\r
-\r
- for (; j < parentElement.childNodes.length && parentElement.childNodes[j] != element ; j++ )\r
- { /*jsl:pass*/ }\r
-\r
- range.setStart( new CKEDITOR.dom.node( parentElement ), j );\r
- range.setEnd( new CKEDITOR.dom.node( parentElement ), j + 1 );\r
- retval.push( range );\r
- }\r
-\r
- return retval;\r
- }\r
-\r
- return [];\r
- };\r
- })()\r
- :\r
- function()\r
- {\r
-\r
- // On browsers implementing the W3C range, we simply\r
- // tranform the native ranges in CKEDITOR.dom.range\r
- // instances.\r
-\r
- var ranges = [],\r
- range,\r
- doc = this.document,\r
- sel = this.getNative();\r
-\r
- if ( !sel )\r
- return ranges;\r
-\r
- // On WebKit, it may happen that we'll have no selection\r
- // available. We normalize it here by replicating the\r
- // behavior of other browsers.\r
- if ( !sel.rangeCount )\r
- {\r
- range = new CKEDITOR.dom.range( doc );\r
- range.moveToElementEditStart( doc.getBody() );\r
- ranges.push( range );\r
- }\r
-\r
- for ( var i = 0 ; i < sel.rangeCount ; i++ )\r
- {\r
- var nativeRange = sel.getRangeAt( i );\r
-\r
- range = new CKEDITOR.dom.range( doc );\r
-\r
- range.setStart( new CKEDITOR.dom.node( nativeRange.startContainer ), nativeRange.startOffset );\r
- range.setEnd( new CKEDITOR.dom.node( nativeRange.endContainer ), nativeRange.endOffset );\r
- ranges.push( range );\r
- }\r
- return ranges;\r
- };\r
-\r
- return function( onlyEditables )\r
- {\r
- var cache = this._.cache;\r
- if ( cache.ranges && !onlyEditables )\r
- return cache.ranges;\r
- else if ( !cache.ranges )\r
- cache.ranges = new CKEDITOR.dom.rangeList( func.call( this ) );\r
-\r
- // Split range into multiple by read-only nodes.\r
- if ( onlyEditables )\r
- {\r
- var ranges = cache.ranges;\r
- for ( var i = 0; i < ranges.length; i++ )\r
- {\r
- var range = ranges[ i ];\r
-\r
- // Drop range spans inside one ready-only node.\r
- var parent = range.getCommonAncestor();\r
- if ( parent.isReadOnly() )\r
- ranges.splice( i, 1 );\r
-\r
- if ( range.collapsed )\r
- continue;\r
-\r
- // Range may start inside a non-editable element,\r
- // replace the range start after it.\r
- if ( range.startContainer.isReadOnly() )\r
- {\r
- var current = range.startContainer;\r
- while( current )\r
- {\r
- if ( current.is( 'body' ) || !current.isReadOnly() )\r
- break;\r
-\r
- if ( current.type == CKEDITOR.NODE_ELEMENT\r
- && current.getAttribute( 'contentEditable' ) == 'false' )\r
- range.setStartAfter( current );\r
-\r
- current = current.getParent();\r
- }\r
- }\r
-\r
- var startContainer = range.startContainer,\r
- endContainer = range.endContainer,\r
- startOffset = range.startOffset,\r
- endOffset = range.endOffset,\r
- walkerRange = range.clone();\r
-\r
- // Enlarge range start/end with text node to avoid walker\r
- // being DOM destructive, it doesn't interfere our checking\r
- // of elements below as well.\r
- if ( startContainer && startContainer.type == CKEDITOR.NODE_TEXT )\r
- {\r
- if ( startOffset >= startContainer.getLength() )\r
- walkerRange.setStartAfter( startContainer );\r
- else\r
- walkerRange.setStartBefore( startContainer );\r
- }\r
-\r
- if ( endContainer && endContainer.type == CKEDITOR.NODE_TEXT )\r
- {\r
- if ( !endOffset )\r
- walkerRange.setEndBefore( endContainer );\r
- else\r
- walkerRange.setEndAfter( endContainer );\r
- }\r
-\r
- // Looking for non-editable element inside the range.\r
- var walker = new CKEDITOR.dom.walker( walkerRange );\r
- walker.evaluator = function( node )\r
- {\r
- if ( node.type == CKEDITOR.NODE_ELEMENT\r
- && node.isReadOnly() )\r
- {\r
- var newRange = range.clone();\r
- range.setEndBefore( node );\r
-\r
- // Drop collapsed range around read-only elements,\r
- // it make sure the range list empty when selecting\r
- // only non-editable elements.\r
- if ( range.collapsed )\r
- ranges.splice( i--, 1 );\r
-\r
- // Avoid creating invalid range.\r
- if ( !( node.getPosition( walkerRange.endContainer ) & CKEDITOR.POSITION_CONTAINS ) )\r
- {\r
- newRange.setStartAfter( node );\r
- if ( !newRange.collapsed )\r
- ranges.splice( i + 1, 0, newRange );\r
- }\r
-\r
- return true;\r
- }\r
-\r
- return false;\r
- };\r
-\r
- walker.next();\r
- }\r
- }\r
-\r
- return cache.ranges;\r
- };\r
- })(),\r
-\r
- /**\r
- * Gets the DOM element in which the selection starts.\r
- * @returns {CKEDITOR.dom.element} The element at the beginning of the\r
- * selection.\r
- * @example\r
- * var element = editor.getSelection().<strong>getStartElement()</strong>;\r
- * alert( element.getName() );\r
- */\r
- getStartElement : function()\r
- {\r
- var cache = this._.cache;\r
- if ( cache.startElement !== undefined )\r
- return cache.startElement;\r
-\r
- var node,\r
- sel = this.getNative();\r
-\r
- switch ( this.getType() )\r
- {\r
- case CKEDITOR.SELECTION_ELEMENT :\r
- return this.getSelectedElement();\r
-\r
- case CKEDITOR.SELECTION_TEXT :\r
-\r
- var range = this.getRanges()[0];\r
-\r
- if ( range )\r
- {\r
- if ( !range.collapsed )\r
- {\r
- range.optimize();\r
-\r
- // Decrease the range content to exclude particial\r
- // selected node on the start which doesn't have\r
- // visual impact. ( #3231 )\r
- while ( 1 )\r
- {\r
- var startContainer = range.startContainer,\r
- startOffset = range.startOffset;\r
- // Limit the fix only to non-block elements.(#3950)\r
- if ( startOffset == ( startContainer.getChildCount ?\r
- startContainer.getChildCount() : startContainer.getLength() )\r
- && !startContainer.isBlockBoundary() )\r
- range.setStartAfter( startContainer );\r
- else break;\r
- }\r
-\r
- node = range.startContainer;\r
-\r
- if ( node.type != CKEDITOR.NODE_ELEMENT )\r
- return node.getParent();\r
-\r
- node = node.getChild( range.startOffset );\r
-\r
- if ( !node || node.type != CKEDITOR.NODE_ELEMENT )\r
- node = range.startContainer;\r
- else\r
- {\r
- var child = node.getFirst();\r
- while ( child && child.type == CKEDITOR.NODE_ELEMENT )\r
- {\r
- node = child;\r
- child = child.getFirst();\r
- }\r
- }\r
- }\r
- else\r
- {\r
- node = range.startContainer;\r
- if ( node.type != CKEDITOR.NODE_ELEMENT )\r
- node = node.getParent();\r
- }\r
-\r
- node = node.$;\r
- }\r
- }\r
-\r
- return cache.startElement = ( node ? new CKEDITOR.dom.element( node ) : null );\r
- },\r
-\r
- /**\r
- * Gets the currently selected element.\r
- * @returns {CKEDITOR.dom.element} The selected element. Null if no\r
- * selection is available or the selection type is not\r
- * <code>{@link CKEDITOR.SELECTION_ELEMENT}</code>.\r
- * @example\r
- * var element = editor.getSelection().<strong>getSelectedElement()</strong>;\r
- * alert( element.getName() );\r
- */\r
- getSelectedElement : function()\r
- {\r
- var cache = this._.cache;\r
- if ( cache.selectedElement !== undefined )\r
- return cache.selectedElement;\r
-\r
- var self = this;\r
-\r
- var node = CKEDITOR.tools.tryThese(\r
- // Is it native IE control type selection?\r
- function()\r
- {\r
- return self.getNative().createRange().item( 0 );\r
- },\r
- // If a table or list is fully selected.\r
- function()\r
- {\r
- var root,\r
- retval,\r
- range = self.getRanges()[ 0 ],\r
- ancestor = range.getCommonAncestor( 1, 1 ),\r
- tags = { table:1,ul:1,ol:1,dl:1 };\r
-\r
- for ( var t in tags )\r
- {\r
- if ( ( root = ancestor.getAscendant( t, 1 ) ) )\r
- break;\r
- }\r
-\r
- if ( root )\r
- {\r
- // Enlarging the start boundary.\r
- var testRange = new CKEDITOR.dom.range( this.document );\r
- testRange.setStartAt( root, CKEDITOR.POSITION_AFTER_START );\r
- testRange.setEnd( range.startContainer, range.startOffset );\r
-\r
- var enlargeables = CKEDITOR.tools.extend( tags, CKEDITOR.dtd.$listItem, CKEDITOR.dtd.$tableContent ),\r
- walker = new CKEDITOR.dom.walker( testRange ),\r
- // Check the range is at the inner boundary of the structural element.\r
- guard = function( walker, isEnd )\r
- {\r
- return function( node, isWalkOut )\r
- {\r
- if ( node.type == CKEDITOR.NODE_TEXT && ( !CKEDITOR.tools.trim( node.getText() ) || node.getParent().data( 'cke-bookmark' ) ) )\r
- return true;\r
-\r
- var tag;\r
- if ( node.type == CKEDITOR.NODE_ELEMENT )\r
- {\r
- tag = node.getName();\r
-\r
- // Bypass bogus br at the end of block.\r
- if ( tag == 'br' && isEnd && node.equals( node.getParent().getBogus() ) )\r
- return true;\r
-\r
- if ( isWalkOut && tag in enlargeables || tag in CKEDITOR.dtd.$removeEmpty )\r
- return true;\r
- }\r
-\r
- walker.halted = 1;\r
- return false;\r
- };\r
- };\r
-\r
- walker.guard = guard( walker );\r
-\r
- if ( walker.checkBackward() && !walker.halted )\r
- {\r
- walker = new CKEDITOR.dom.walker( testRange );\r
- testRange.setStart( range.endContainer, range.endOffset );\r
- testRange.setEndAt( root, CKEDITOR.POSITION_BEFORE_END );\r
- walker.guard = guard( walker, 1 );\r
- if ( walker.checkForward() && !walker.halted )\r
- retval = root.$;\r
- }\r
- }\r
-\r
- if ( !retval )\r
- throw 0;\r
-\r
- return retval;\r
- },\r
- // Figure it out by checking if there's a single enclosed\r
- // node of the range.\r
- function()\r
- {\r
- var range = self.getRanges()[ 0 ],\r
- enclosed,\r
- selected;\r
-\r
- // Check first any enclosed element, e.g. <ul>[<li><a href="#">item</a></li>]</ul>\r
- for ( var i = 2; i && !( ( enclosed = range.getEnclosedNode() )\r
- && ( enclosed.type == CKEDITOR.NODE_ELEMENT )\r
- && styleObjectElements[ enclosed.getName() ]\r
- && ( selected = enclosed ) ); i-- )\r
- {\r
- // Then check any deep wrapped element, e.g. [<b><i><img /></i></b>]\r
- range.shrink( CKEDITOR.SHRINK_ELEMENT );\r
- }\r
-\r
- return selected.$;\r
- });\r
-\r
- return cache.selectedElement = ( node ? new CKEDITOR.dom.element( node ) : null );\r
- },\r
-\r
- /**\r
- * Retrieves the text contained within the range. An empty string is returned for non-text selection.\r
- * @returns {String} A string of text within the current selection.\r
- * @since 3.6.1\r
- * @example\r
- * var text = editor.getSelection().<strong>getSelectedText()</strong>;\r
- * alert( text );\r
- */\r
- getSelectedText : function()\r
- {\r
- var cache = this._.cache;\r
- if ( cache.selectedText !== undefined )\r
- return cache.selectedText;\r
-\r
- var text = '',\r
- nativeSel = this.getNative();\r
- if ( this.getType() == CKEDITOR.SELECTION_TEXT )\r
- text = CKEDITOR.env.ie ? nativeSel.createRange().text : nativeSel.toString();\r
-\r
- return ( cache.selectedText = text );\r
- },\r
-\r
- /**\r
- * Locks the selection made in the editor in order to make it possible to\r
- * manipulate it without browser interference. A locked selection is\r
- * cached and remains unchanged until it is released with the <code>#unlock</code>\r
- * method.\r
- * @example\r
- * editor.getSelection().<strong>lock()</strong>;\r
- */\r
- lock : function()\r
- {\r
- // Call all cacheable function.\r
- this.getRanges();\r
- this.getStartElement();\r
- this.getSelectedElement();\r
- this.getSelectedText();\r
-\r
- // The native selection is not available when locked.\r
- this._.cache.nativeSel = {};\r
-\r
- this.isLocked = 1;\r
-\r
- // Save this selection inside the DOM document.\r
- this.document.setCustomData( 'cke_locked_selection', this );\r
- },\r
-\r
- /**\r
- * Unlocks the selection made in the editor and locked with the <code>#lock</code> method.\r
- * An unlocked selection is no longer cached and can be changed.\r
- * @param {Boolean} [restore] If set to <code>true</code>, the selection is restored back to the selection saved earlier by using the <code>#lock</code> method.\r
- * @example\r
- * editor.getSelection().<strong>unlock()</strong>;\r
- */\r
- unlock : function( restore )\r
- {\r
- var doc = this.document,\r
- lockedSelection = doc.getCustomData( 'cke_locked_selection' );\r
-\r
- if ( lockedSelection )\r
- {\r
- doc.setCustomData( 'cke_locked_selection', null );\r
-\r
- if ( restore )\r
- {\r
- var selectedElement = lockedSelection.getSelectedElement(),\r
- ranges = !selectedElement && lockedSelection.getRanges();\r
-\r
- this.isLocked = 0;\r
- this.reset();\r
-\r
- if ( selectedElement )\r
- this.selectElement( selectedElement );\r
- else\r
- this.selectRanges( ranges );\r
- }\r
- }\r
-\r
- if ( !lockedSelection || !restore )\r
- {\r
- this.isLocked = 0;\r
- this.reset();\r
- }\r
- },\r
-\r
- /**\r
- * Clears the selection cache.\r
- * @example\r
- * editor.getSelection().<strong>reset()</strong>;\r
- */\r
- reset : function()\r
- {\r
- this._.cache = {};\r
- },\r
-\r
- /**\r
- * Makes the current selection of type <code>{@link CKEDITOR.SELECTION_ELEMENT}</code> by enclosing the specified element.\r
- * @param {CKEDITOR.dom.element} element The element to enclose in the selection.\r
- * @example\r
- * var element = editor.document.getById( 'sampleElement' );\r
- * editor.getSelection.<strong>selectElement( element )</strong>;\r
- */\r
- selectElement : function( element )\r
- {\r
- if ( this.isLocked )\r
- {\r
- var range = new CKEDITOR.dom.range( this.document );\r
- range.setStartBefore( element );\r
- range.setEndAfter( element );\r
-\r
- this._.cache.selectedElement = element;\r
- this._.cache.startElement = element;\r
- this._.cache.ranges = new CKEDITOR.dom.rangeList( range );\r
- this._.cache.type = CKEDITOR.SELECTION_ELEMENT;\r
-\r
- return;\r
- }\r
-\r
- range = new CKEDITOR.dom.range( element.getDocument() );\r
- range.setStartBefore( element );\r
- range.setEndAfter( element );\r
- range.select();\r
-\r
- this.document.fire( 'selectionchange' );\r
- this.reset();\r
-\r
- },\r
-\r
- /**\r
- * Clears the original selection and adds the specified ranges\r
- * to the document selection.\r
- * @param {Array} ranges An array of <code>{@link CKEDITOR.dom.range}</code> instances representing ranges to be added to the document.\r
- * @example\r
- * var ranges = new CKEDITOR.dom.range( editor.document );\r
- * editor.getSelection().<strong>selectRanges( [ ranges ] )</strong>;\r
- */\r
- selectRanges : function( ranges )\r
- {\r
- if ( this.isLocked )\r
- {\r
- this._.cache.selectedElement = null;\r
- this._.cache.startElement = ranges[ 0 ] && ranges[ 0 ].getTouchedStartNode();\r
- this._.cache.ranges = new CKEDITOR.dom.rangeList( ranges );\r
- this._.cache.type = CKEDITOR.SELECTION_TEXT;\r
-\r
- return;\r
- }\r
-\r
- if ( CKEDITOR.env.ie )\r
- {\r
- if ( ranges.length > 1 )\r
- {\r
- // IE doesn't accept multiple ranges selection, so we join all into one.\r
- var last = ranges[ ranges.length -1 ] ;\r
- ranges[ 0 ].setEnd( last.endContainer, last.endOffset );\r
- ranges.length = 1;\r
- }\r
-\r
- if ( ranges[ 0 ] )\r
- ranges[ 0 ].select();\r
-\r
- this.reset();\r
- }\r
- else\r
- {\r
- var sel = this.getNative();\r
-\r
- // getNative() returns null if iframe is "display:none" in FF. (#6577)\r
- if ( !sel )\r
- return;\r
-\r
- if ( ranges.length )\r
- {\r
- sel.removeAllRanges();\r
- // Remove any existing filling char first.\r
- CKEDITOR.env.webkit && removeFillingChar( this.document );\r
- }\r
-\r
- for ( var i = 0 ; i < ranges.length ; i++ )\r
- {\r
- // Joining sequential ranges introduced by\r
- // readonly elements protection.\r
- if ( i < ranges.length -1 )\r
- {\r
- var left = ranges[ i ], right = ranges[ i +1 ],\r
- between = left.clone();\r
- between.setStart( left.endContainer, left.endOffset );\r
- between.setEnd( right.startContainer, right.startOffset );\r
-\r
- // Don't confused by Firefox adjancent multi-ranges\r
- // introduced by table cells selection.\r
- if ( !between.collapsed )\r
- {\r
- between.shrink( CKEDITOR.NODE_ELEMENT, true );\r
- var ancestor = between.getCommonAncestor(),\r
- enclosed = between.getEnclosedNode();\r
-\r
- // The following cases has to be considered:\r
- // 1. <span contenteditable="false">[placeholder]</span>\r
- // 2. <input contenteditable="false" type="radio"/> (#6621)\r
- if ( ancestor.isReadOnly() || enclosed && enclosed.isReadOnly() )\r
- {\r
- right.setStart( left.startContainer, left.startOffset );\r
- ranges.splice( i--, 1 );\r
- continue;\r
- }\r
- }\r
- }\r
-\r
- var range = ranges[ i ];\r
- var nativeRange = this.document.$.createRange();\r
- var startContainer = range.startContainer;\r
-\r
- // In FF2, if we have a collapsed range, inside an empty\r
- // element, we must add something to it otherwise the caret\r
- // will not be visible.\r
- // In Opera instead, the selection will be moved out of the\r
- // element. (#4657)\r
- if ( range.collapsed &&\r
- ( CKEDITOR.env.opera || ( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 ) ) &&\r
- startContainer.type == CKEDITOR.NODE_ELEMENT &&\r
- !startContainer.getChildCount() )\r
- {\r
- startContainer.appendText( '' );\r
- }\r
-\r
- if ( range.collapsed\r
- && CKEDITOR.env.webkit\r
- && rangeRequiresFix( range ) )\r
- {\r
- // Append a zero-width space so WebKit will not try to\r
- // move the selection by itself (#1272).\r
- var fillingChar = createFillingChar( this.document );\r
- range.insertNode( fillingChar ) ;\r
-\r
- var next = fillingChar.getNext();\r
-\r
- // If the filling char is followed by a <br>, whithout\r
- // having something before it, it'll not blink.\r
- // Let's remove it in this case.\r
- if ( next && !fillingChar.getPrevious() && next.type == CKEDITOR.NODE_ELEMENT && next.getName() == 'br' )\r
- {\r
- removeFillingChar( this.document );\r
- range.moveToPosition( next, CKEDITOR.POSITION_BEFORE_START );\r
- }\r
- else\r
- range.moveToPosition( fillingChar, CKEDITOR.POSITION_AFTER_END );\r
- }\r
-\r
- nativeRange.setStart( range.startContainer.$, range.startOffset );\r
-\r
- try\r
- {\r
- nativeRange.setEnd( range.endContainer.$, range.endOffset );\r
- }\r
- catch ( e )\r
- {\r
- // There is a bug in Firefox implementation (it would be too easy\r
- // otherwise). The new start can't be after the end (W3C says it can).\r
- // So, let's create a new range and collapse it to the desired point.\r
- if ( e.toString().indexOf( 'NS_ERROR_ILLEGAL_VALUE' ) >= 0 )\r
- {\r
- range.collapse( 1 );\r
- nativeRange.setEnd( range.endContainer.$, range.endOffset );\r
- }\r
- else\r
- throw e;\r
- }\r
-\r
- // Select the range.\r
- sel.addRange( nativeRange );\r
- }\r
-\r
- // Don't miss selection change event for non-IEs.\r
- this.document.fire( 'selectionchange' );\r
- this.reset();\r
- }\r
- },\r
-\r
- /**\r
- * Creates a bookmark for each range of this selection (from <code>#getRanges</code>)\r
- * by calling the <code>{@link CKEDITOR.dom.range.prototype.createBookmark}</code> method,\r
- * with extra care taken to avoid interference among those ranges. The arguments\r
- * received are the same as with the underlying range method.\r
- * @returns {Array} Array of bookmarks for each range.\r
- * @example\r
- * var bookmarks = editor.getSelection().<strong>createBookmarks()</strong>;\r
- */\r
- createBookmarks : function( serializable )\r
- {\r
- return this.getRanges().createBookmarks( serializable );\r
- },\r
-\r
- /**\r
- * Creates a bookmark for each range of this selection (from <code>#getRanges</code>)\r
- * by calling the <code>{@link CKEDITOR.dom.range.prototype.createBookmark2}</code> method,\r
- * with extra care taken to avoid interference among those ranges. The arguments\r
- * received are the same as with the underlying range method.\r
- * @returns {Array} Array of bookmarks for each range.\r
- * @example\r
- * var bookmarks = editor.getSelection().<strong>createBookmarks2()</strong>;\r
- */\r
- createBookmarks2 : function( normalized )\r
- {\r
- return this.getRanges().createBookmarks2( normalized );\r
- },\r
-\r
- /**\r
- * Selects the virtual ranges denoted by the bookmarks by calling <code>#selectRanges</code>.\r
- * @param {Array} bookmarks The bookmarks representing ranges to be selected.\r
- * @returns {CKEDITOR.dom.selection} This selection object, after the ranges were selected.\r
- * @example\r
- * var bookmarks = editor.getSelection().createBookmarks();\r
- * editor.getSelection().<strong>selectBookmarks( bookmarks )</strong>;\r
- */\r
- selectBookmarks : function( bookmarks )\r
- {\r
- var ranges = [];\r
- for ( var i = 0 ; i < bookmarks.length ; i++ )\r
- {\r
- var range = new CKEDITOR.dom.range( this.document );\r
- range.moveToBookmark( bookmarks[i] );\r
- ranges.push( range );\r
- }\r
- this.selectRanges( ranges );\r
- return this;\r
- },\r
-\r
- /**\r
- * Retrieves the common ancestor node of the first range and the last range.\r
- * @returns {CKEDITOR.dom.element} The common ancestor of the selection.\r
- * @example\r
- * var ancestor = editor.getSelection().<strong>getCommonAncestor()</strong>;\r
- */\r
- getCommonAncestor : function()\r
- {\r
- var ranges = this.getRanges(),\r
- startNode = ranges[ 0 ].startContainer,\r
- endNode = ranges[ ranges.length - 1 ].endContainer;\r
- return startNode.getCommonAncestor( endNode );\r
- },\r
-\r
- /**\r
- * Moves the scrollbar to the starting position of the current selection.\r
- * @example\r
- * editor.getSelection().<strong>scrollIntoView()</strong>;\r
- */\r
- scrollIntoView : function()\r
- {\r
- // If we have split the block, adds a temporary span at the\r
- // range position and scroll relatively to it.\r
- var start = this.getStartElement();\r
- start.scrollIntoView();\r
- }\r
- };\r
-\r
- var notWhitespaces = CKEDITOR.dom.walker.whitespaces( true ),\r
- isVisible = CKEDITOR.dom.walker.invisible( 1 ),\r
- fillerTextRegex = /\ufeff|\u00a0/,\r
- nonCells = { table:1,tbody:1,tr:1 };\r
-\r
- CKEDITOR.dom.range.prototype.select =\r
- CKEDITOR.env.ie ?\r
- // V2\r
- function( forceExpand )\r
- {\r
- var collapsed = this.collapsed,\r
- isStartMarkerAlone, dummySpan, ieRange;\r
-\r
- // Try to make a object selection.\r
- var selected = this.getEnclosedNode();\r
- if ( selected )\r
- {\r
- try\r
- {\r
- ieRange = this.document.$.body.createControlRange();\r
- ieRange.addElement( selected.$ );\r
- ieRange.select();\r
- return;\r
- }\r
- catch( er ) {}\r
- }\r
-\r
- // IE doesn't support selecting the entire table row/cell, move the selection into cells, e.g.\r
- // <table><tbody><tr>[<td>cell</b></td>... => <table><tbody><tr><td>[cell</td>...\r
- if ( this.startContainer.type == CKEDITOR.NODE_ELEMENT && this.startContainer.getName() in nonCells\r
- || this.endContainer.type == CKEDITOR.NODE_ELEMENT && this.endContainer.getName() in nonCells )\r
- {\r
- this.shrink( CKEDITOR.NODE_ELEMENT, true );\r
- }\r
-\r
- var bookmark = this.createBookmark();\r
-\r
- // Create marker tags for the start and end boundaries.\r
- var startNode = bookmark.startNode;\r
-\r
- var endNode;\r
- if ( !collapsed )\r
- endNode = bookmark.endNode;\r
-\r
- // Create the main range which will be used for the selection.\r
- ieRange = this.document.$.body.createTextRange();\r
-\r
- // Position the range at the start boundary.\r
- ieRange.moveToElementText( startNode.$ );\r
- ieRange.moveStart( 'character', 1 );\r
-\r
- if ( endNode )\r
- {\r
- // Create a tool range for the end.\r
- var ieRangeEnd = this.document.$.body.createTextRange();\r
-\r
- // Position the tool range at the end.\r
- ieRangeEnd.moveToElementText( endNode.$ );\r
-\r
- // Move the end boundary of the main range to match the tool range.\r
- ieRange.setEndPoint( 'EndToEnd', ieRangeEnd );\r
- ieRange.moveEnd( 'character', -1 );\r
- }\r
- else\r
- {\r
- // The isStartMarkerAlone logic comes from V2. It guarantees that the lines\r
- // will expand and that the cursor will be blinking on the right place.\r
- // Actually, we are using this flag just to avoid using this hack in all\r
- // situations, but just on those needed.\r
- var next = startNode.getNext( notWhitespaces );\r
- isStartMarkerAlone = ( !( next && next.getText && next.getText().match( fillerTextRegex ) ) // already a filler there?\r
- && ( forceExpand || !startNode.hasPrevious() || ( startNode.getPrevious().is && startNode.getPrevious().is( 'br' ) ) ) );\r
-\r
- // Append a temporary <span></span> before the selection.\r
- // This is needed to avoid IE destroying selections inside empty\r
- // inline elements, like <b></b> (#253).\r
- // It is also needed when placing the selection right after an inline\r
- // element to avoid the selection moving inside of it.\r
- dummySpan = this.document.createElement( 'span' );\r
- dummySpan.setHtml( '' ); // Zero Width No-Break Space (U+FEFF). See #1359.\r
- dummySpan.insertBefore( startNode );\r
-\r
- if ( isStartMarkerAlone )\r
- {\r
- // To expand empty blocks or line spaces after <br>, we need\r
- // instead to have any char, which will be later deleted using the\r
- // selection.\r
- // \ufeff = Zero Width No-Break Space (U+FEFF). (#1359)\r
- this.document.createText( '\ufeff' ).insertBefore( startNode );\r
- }\r
- }\r
-\r
- // Remove the markers (reset the position, because of the changes in the DOM tree).\r
- this.setStartBefore( startNode );\r
- startNode.remove();\r
-\r
- if ( collapsed )\r
- {\r
- if ( isStartMarkerAlone )\r
- {\r
- // Move the selection start to include the temporary \ufeff.\r
- ieRange.moveStart( 'character', -1 );\r
-\r
- ieRange.select();\r
-\r
- // Remove our temporary stuff.\r
- this.document.$.selection.clear();\r
- }\r
- else\r
- ieRange.select();\r
-\r
- this.moveToPosition( dummySpan, CKEDITOR.POSITION_BEFORE_START );\r
- dummySpan.remove();\r
- }\r
- else\r
- {\r
- this.setEndBefore( endNode );\r
- endNode.remove();\r
- ieRange.select();\r
- }\r
-\r
- this.document.fire( 'selectionchange' );\r
- }\r
- :\r
- function()\r
- {\r
- this.document.getSelection().selectRanges( [ this ] );\r
- };\r
-} )();\r