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vanilla ckeditor-3.6.2
[ckeditor.git] / _source / plugins / selection / plugin.js
index 3d707fc..39c6db7 100644 (file)
@@ -1,5 +1,5 @@
 /*\r
-Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.\r
+Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.\r
 For licensing, see LICENSE.html or http://ckeditor.com/license\r
 */\r
 \r
@@ -70,38 +70,173 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 \r
        // #### checkSelectionChange : END\r
 \r
+       function rangeRequiresFix( range )\r
+       {\r
+               function isInlineCt( node )\r
+               {\r
+                       return node && node.type == CKEDITOR.NODE_ELEMENT\r
+                                       && node.getName() in CKEDITOR.dtd.$removeEmpty;\r
+               }\r
+\r
+               function singletonBlock( node )\r
+               {\r
+                       var body = range.document.getBody();\r
+                       return !node.is( 'body' ) && body.getChildCount() == 1;\r
+               }\r
+\r
+               var start = range.startContainer,\r
+                       offset = range.startOffset;\r
+\r
+               if ( start.type == CKEDITOR.NODE_TEXT )\r
+                       return false;\r
+\r
+               // 1. Empty inline element. <span>^</span>\r
+               // 2. Adjoin to inline element. <p><strong>text</strong>^</p>\r
+               // 3. The only empty block in document. <body><p>^</p></body> (#7222)\r
+               return !CKEDITOR.tools.trim( start.getHtml() ) ? isInlineCt( start ) || singletonBlock( start )\r
+                               : isInlineCt( start.getChild( offset - 1 ) ) || isInlineCt( start.getChild( offset ) );\r
+       }\r
+\r
        var selectAllCmd =\r
        {\r
                modes : { wysiwyg : 1, source : 1 },\r
+               readOnly : CKEDITOR.env.ie || CKEDITOR.env.webkit,\r
                exec : function( editor )\r
                {\r
                        switch ( editor.mode )\r
                        {\r
                                case 'wysiwyg' :\r
                                        editor.document.$.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
+                                       var textarea = editor.textarea.$;\r
                                        if ( CKEDITOR.env.ie )\r
-                                       {\r
-                                               textarea.createTextRange().execCommand( 'SelectAll' ) ;\r
-                                       }\r
+                                               textarea.createTextRange().execCommand( 'SelectAll' );\r
                                        else\r
                                        {\r
-                                               textarea.selectionStart = 0 ;\r
-                                               textarea.selectionEnd = textarea.value.length ;\r
+                                               textarea.selectionStart = 0;\r
+                                               textarea.selectionEnd = textarea.value.length;\r
                                        }\r
-                                       textarea.focus() ;\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
+                       // 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
+                       fillingChar = 0;\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
+                               editor.on( 'key', function( e )\r
+                                       {\r
+                                               // Remove the filling char before some keys get\r
+                                               // executed, so they'll not get blocked by it.\r
+                                               switch ( e.data.keyCode )\r
+                                               {\r
+                                                       case 13 :       // ENTER\r
+                                                       case CKEDITOR.SHIFT + 13 :      // SHIFT-ENTER\r
+                                                       case 37 :       // LEFT-ARROW\r
+                                                       case 39 :       // RIGHT-ARROW\r
+                                                       case 8 :        // BACKSPACE\r
+                                                               removeFillingChar( editor.document );\r
+                                               }\r
+                                       }, null, null, 10 );\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
@@ -142,6 +277,14 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                                                }\r
                                                                                catch (e)\r
                                                                                {}\r
+\r
+                                                                               // Update locked selection because of the normalized text nodes. (#6083, #6987)\r
+                                                                               var lockedSelection = doc.getCustomData( 'cke_locked_selection' );\r
+                                                                               if ( lockedSelection )\r
+                                                                               {\r
+                                                                                       lockedSelection.unlock();\r
+                                                                                       lockedSelection.lock();\r
+                                                                               }\r
                                                                        }\r
 \r
                                                                        savedRange = null;\r
@@ -151,7 +294,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                body.on( 'focus', function()\r
                                                        {\r
                                                                // Enable selections to be saved.\r
-                                                               saveEnabled = true;\r
+                                                               saveEnabled = 1;\r
 \r
                                                                saveSelection();\r
                                                        });\r
@@ -164,7 +307,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                                        return;\r
 \r
                                                                // Disable selections from being saved.\r
-                                                               saveEnabled = false;\r
+                                                               saveEnabled = 0;\r
                                                                restoreEnabled = 1;\r
                                                        });\r
 \r
@@ -174,13 +317,18 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                {\r
                                                        editor.on( 'blur', function( evt )\r
                                                        {\r
-                                                               editor.document && editor.document.$.selection.empty();\r
+                                                               // Try/Catch to avoid errors if the editor is hidden. (#6375)\r
+                                                               try\r
+                                                               {\r
+                                                                       editor.document && editor.document.$.selection.empty();\r
+                                                               }\r
+                                                               catch (e) {}\r
                                                        });\r
                                                }\r
 \r
                                                // Listening on document element ensures that\r
                                                // scrollbar is included. (#5280)\r
-                                               html.on( 'mousedown', function ()\r
+                                               html.on( 'mousedown', function()\r
                                                {\r
                                                        // Lock restore selection now, as we have\r
                                                        // a followed 'click' event which introduce\r
@@ -188,7 +336,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                        restoreEnabled = 0;\r
                                                });\r
 \r
-                                               html.on( 'mouseup', function ()\r
+                                               html.on( 'mouseup', function()\r
                                                {\r
                                                        restoreEnabled = 1;\r
                                                });\r
@@ -207,17 +355,35 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                        });\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 ()\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()\r
+                                                       function( evt )\r
                                                        {\r
-                                                               saveEnabled = true;\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
@@ -229,7 +395,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                body.on( 'keyup',\r
                                                        function()\r
                                                        {\r
-                                                               saveEnabled = true;\r
+                                                               saveEnabled = 1;\r
                                                                saveSelection();\r
                                                        });\r
 \r
@@ -240,7 +406,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 \r
                                                function disableSave()\r
                                                {\r
-                                                       saveEnabled = false;\r
+                                                       saveEnabled = 0;\r
                                                }\r
 \r
                                                function saveSelection( testIt )\r
@@ -297,9 +463,13 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 \r
                                                doc.on( 'mouseup', checkSelectionChangeTimeout, editor );\r
                                                doc.on( 'keyup', checkSelectionChangeTimeout, editor );\r
+                                               doc.on( 'selectionchange', checkSelectionChangeTimeout, editor );\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
@@ -308,15 +478,22 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                });\r
 \r
                        editor.selectionChange = checkSelectionChangeTimeout;\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 on\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.<b>getSelection()</b>;\r
+        * var selection = CKEDITOR.instances.editor1.<strong>getSelection()</strong>;\r
         * alert( selection.getType() );\r
         */\r
        CKEDITOR.editor.prototype.getSelection = function()\r
@@ -333,7 +510,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
         * Gets the current selection from the document.\r
         * @returns {CKEDITOR.dom.selection} A selection object.\r
         * @example\r
-        * var selection = CKEDITOR.instances.editor1.document.<b>getSelection()</b>;\r
+        * var selection = CKEDITOR.instances.editor1.document.<strong>getSelection()</strong>;\r
         * alert( selection.getType() );\r
         */\r
        CKEDITOR.dom.document.prototype.getSelection = function()\r
@@ -352,11 +529,11 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
        CKEDITOR.SELECTION_NONE         = 1;\r
 \r
        /**\r
-        * Text or collapsed selection.\r
+        * A text or a collapsed selection.\r
         * @constant\r
         * @example\r
         * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_TEXT )\r
-        *     alert( 'Text is selected' );\r
+        *     alert( 'A text is selected' );\r
         */\r
        CKEDITOR.SELECTION_TEXT         = 2;\r
 \r
@@ -372,7 +549,9 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
        /**\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
@@ -382,7 +561,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                        return lockedSelection;\r
 \r
                this.document = document;\r
-               this.isLocked = false;\r
+               this.isLocked = 0;\r
                this._ =\r
                {\r
                        cache : {}\r
@@ -390,7 +569,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 \r
                /**\r
                 * IE BUG: The selection's document may be a different document than the\r
-                * editor document. Return null if that's the case.\r
+                * editor document. Return null if that is the case.\r
                 */\r
                if ( CKEDITOR.env.ie )\r
                {\r
@@ -407,19 +586,19 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
        };\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, th:1, thead:1, tfoot:1\r
-       };\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 selection object.\r
+                * @returns {Object} The native browser selection object.\r
                 * @example\r
-                * var selection = editor.getSelection().<b>getNative()</b>;\r
+                * var selection = editor.getSelection().<strong>getNative()</strong>;\r
                 */\r
                getNative :\r
                        CKEDITOR.env.ie ?\r
@@ -437,19 +616,19 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                 * Gets the type of the current selection. The following values are\r
                 * available:\r
                 * <ul>\r
-                *              <li>{@link CKEDITOR.SELECTION_NONE} (1): No selection.</li>\r
-                *              <li>{@link CKEDITOR.SELECTION_TEXT} (2): Text is selected or\r
-                *                      collapsed selection.</li>\r
-                *              <li>{@link CKEDITOR.SELECTION_ELEMENT} (3): A element\r
-                *                      selection.</li>\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
-                *              {@link CKEDITOR.SELECTION_NONE}, {@link CKEDITOR.SELECTION_TEXT} or\r
-                *              {@link CKEDITOR.SELECTION_ELEMENT}.\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().<b>getType()</b> == CKEDITOR.SELECTION_TEXT )\r
-                *     alert( 'Text is selected' );\r
+                * if ( editor.getSelection().<strong>getType()</strong> == CKEDITOR.SELECTION_TEXT )\r
+                *     alert( 'A text is selected' );\r
                 */\r
                getType :\r
                        CKEDITOR.env.ie ?\r
@@ -517,18 +696,23 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                },\r
 \r
                /**\r
-                * Retrieve the {@link CKEDITOR.dom.range} instances that represent the current selection.\r
-                * Note: Some browsers returns multiple ranges even on a sequent selection, e.g. Firefox returns\r
-                * one range for each table cell when one or more table row is selected.\r
-                * @return {Array}\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.getRanges();\r
-                * alert(ranges.length);\r
+                * var ranges = selection.<strong>getRanges()</strong>;\r
+                * alert( ranges.length );\r
                 */\r
-               getRanges :\r
-                       CKEDITOR.env.ie ?\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
@@ -538,86 +722,126 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                range.collapse( start );\r
 \r
                                                // Gets the element that encloses the range entirely.\r
-                                               var parent = range.parentElement();\r
-                                               var siblings = parent.childNodes;\r
-\r
-                                               var testRange;\r
-\r
-                                               for ( var i = 0 ; i < siblings.length ; i++ )\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
+\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
-                                                       var child = siblings[ i ];\r
-                                                       if ( child.nodeType == 1 )\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
-                                                               testRange = range.duplicate();\r
-\r
-                                                               testRange.moveToElementText( child );\r
-\r
-                                                               var comparisonStart = testRange.compareEndPoints( 'StartToStart', range ),\r
-                                                                       comparisonEnd = testRange.compareEndPoints( 'EndToStart', range );\r
-\r
-                                                               testRange.collapse();\r
-\r
-                                                               if ( comparisonStart > 0 )\r
-                                                                       break;\r
-                                                               // When selection stay at the side of certain self-closing elements, e.g. BR,\r
-                                                               // our comparison will never shows an equality. (#4824)\r
-                                                               else if ( !comparisonStart\r
-                                                                       || comparisonEnd == 1 && comparisonStart == -1 )\r
-                                                                       return { container : parent, offset : i };\r
-                                                               else if ( !comparisonEnd )\r
-                                                                       return { container : parent, offset : i + 1 };\r
-\r
-                                                               testRange = null;\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
+                                                                       var bmId = 'cke_range_marker';\r
+                                                                       range.execCommand( 'CreateBookmark', false, bmId );\r
+                                                                       child = doc.getElementsByName( bmId )[ 0 ];\r
+                                                                       var offset = getNodeIndex( child );\r
+                                                                       parent.removeChild( child );\r
+                                                                       return { container : parent, offset : offset };\r
+                                                               }\r
+                                                               else\r
+                                                                       return { container : parent, offset : getNodeIndex( child ) };\r
                                                        }\r
                                                }\r
 \r
-                                               if ( !testRange )\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
-                                                       testRange = range.duplicate();\r
+                                                       // Adapt test range to embrace the entire parent contents.\r
                                                        testRange.moveToElementText( parent );\r
-                                                       testRange.collapse( false );\r
-                                               }\r
+                                                       testRange.setEndPoint( 'StartToStart', range );\r
 \r
-                                               testRange.setEndPoint( 'StartToStart', range );\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
-                                               var distance = testRange.text.replace( /(\r\n|\r)/g, '\n' ).length;\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
-                                               try\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_ELEMENT )\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 )\r
                                                                distance -= siblings[ --i ].nodeValue.length;\r
-                                               }\r
-                                               // Measurement in IE could be somtimes wrong because of <select> element. (#4611)\r
-                                               catch( e )\r
-                                               {\r
-                                                       distance = 0;\r
-                                               }\r
-\r
 \r
-                                               if ( distance === 0 )\r
-                                               {\r
-                                                       return {\r
-                                                               container : parent,\r
-                                                               offset : i\r
-                                                       };\r
+                                                       return  { container : siblings[ i ], offset : -distance };\r
                                                }\r
+                                               // Test range was one offset beyond OR behind the anchored text node.\r
                                                else\r
                                                {\r
-                                                       return {\r
-                                                               container : siblings[ i ],\r
-                                                               offset : -distance\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
+                                                                       distance -= sibling.nodeValue.length;\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 : child, offset : position > 0 ? -distance : child.nodeValue.length + distance };\r
                                                }\r
                                        };\r
 \r
                                        return function()\r
                                        {\r
-                                               var cache = this._.cache;\r
-                                               if ( cache.ranges )\r
-                                                       return cache.ranges;\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
@@ -640,11 +864,18 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                        boundaryInfo = getBoundaryInformation( nativeRange );\r
                                                        range.setEnd( new CKEDITOR.dom.node( boundaryInfo.container ), boundaryInfo.offset );\r
 \r
-                                                       return ( cache.ranges = [ range ] );\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 = this._.cache.ranges = [];\r
+                                                       var retval = [];\r
 \r
                                                        for ( var i = 0 ; i < nativeRange.length ; i++ )\r
                                                        {\r
@@ -665,45 +896,159 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                        return retval;\r
                                                }\r
 \r
-                                               return ( cache.ranges = [] );\r
+                                               return [];\r
                                        };\r
                                })()\r
                        :\r
                                function()\r
                                {\r
-                                       var cache = this._.cache;\r
-                                       if ( cache.ranges )\r
-                                               return cache.ranges;\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
-                                       var sel = this.getNative();\r
+                                       var ranges = [],\r
+                                               range,\r
+                                               doc = this.document,\r
+                                               sel = this.getNative();\r
 \r
                                        if ( !sel )\r
-                                               return [];\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
-                                               var range = new CKEDITOR.dom.range( this.document );\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 ( cache.ranges = ranges );\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().<b>getStartElement()</b>;\r
+                * var element = editor.getSelection().<strong>getStartElement()</strong>;\r
                 * alert( element.getName() );\r
                 */\r
                getStartElement : function()\r
@@ -733,7 +1078,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                        // Decrease the range content to exclude particial\r
                                                        // selected node on the start which doesn't have\r
                                                        // visual impact. ( #3231 )\r
-                                                       while ( true )\r
+                                                       while ( 1 )\r
                                                        {\r
                                                                var startContainer = range.startContainer,\r
                                                                        startOffset = range.startOffset;\r
@@ -753,32 +1098,25 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                                        node = node.getChild( range.startOffset );\r
 \r
                                                        if ( !node || node.type != CKEDITOR.NODE_ELEMENT )\r
-                                                               return range.startContainer;\r
-\r
-                                                       var child = node.getFirst();\r
-                                                       while (  child && child.type == CKEDITOR.NODE_ELEMENT )\r
+                                                               node = range.startContainer;\r
+                                                       else\r
                                                        {\r
-                                                               node = child;\r
-                                                               child = child.getFirst();\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
-                                                       return node;\r
                                                }\r
-                                       }\r
-\r
-                                       if ( CKEDITOR.env.ie )\r
-                                       {\r
-                                               range = sel.createRange();\r
-                                               range.collapse( true );\r
-\r
-                                               node = range.parentElement();\r
-                                       }\r
-                                       else\r
-                                       {\r
-                                               node = sel.anchorNode;\r
+                                               else\r
+                                               {\r
+                                                       node = range.startContainer;\r
+                                                       if ( node.type != CKEDITOR.NODE_ELEMENT )\r
+                                                               node = node.getParent();\r
+                                               }\r
 \r
-                                               if ( node && node.nodeType != 1 )\r
-                                                       node = node.parentNode;\r
+                                               node = node.$;\r
                                        }\r
                        }\r
 \r
@@ -786,12 +1124,12 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                },\r
 \r
                /**\r
-                * Gets the current selected element.\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
-                *              {@link CKEDITOR.SELECTION_ELEMENT}.\r
+                *              <code>{@link CKEDITOR.SELECTION_ELEMENT}</code>.\r
                 * @example\r
-                * var element = editor.getSelection().<b>getSelectedElement()</b>;\r
+                * var element = editor.getSelection().<strong>getSelectedElement()</strong>;\r
                 * alert( element.getName() );\r
                 */\r
                getSelectedElement : function()\r
@@ -808,6 +1146,74 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                {\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
@@ -832,22 +1238,60 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                        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 = true;\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
@@ -862,7 +1306,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                        var selectedElement = lockedSelection.getSelectedElement(),\r
                                                ranges = !selectedElement && lockedSelection.getRanges();\r
 \r
-                                       this.isLocked = false;\r
+                                       this.isLocked = 0;\r
                                        this.reset();\r
 \r
                                        doc.getBody().focus();\r
@@ -876,19 +1320,27 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 \r
                        if  ( !lockedSelection || !restore )\r
                        {\r
-                               this.isLocked = false;\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
-                *  Make the current selection of type {@link CKEDITOR.SELECTION_ELEMENT} by enclosing the specified element.\r
-                * @param element\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
@@ -900,64 +1352,37 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 \r
                                this._.cache.selectedElement = element;\r
                                this._.cache.startElement = element;\r
-                               this._.cache.ranges = [ range ];\r
+                               this._.cache.ranges = new CKEDITOR.dom.rangeList( range );\r
                                this._.cache.type = CKEDITOR.SELECTION_ELEMENT;\r
 \r
                                return;\r
                        }\r
 \r
-                       if ( CKEDITOR.env.ie )\r
-                       {\r
-                               this.getNative().empty();\r
+                       range = new CKEDITOR.dom.range( element.getDocument() );\r
+                       range.setStartBefore( element );\r
+                       range.setEndAfter( element );\r
+                       range.select();\r
 \r
-                               try\r
-                               {\r
-                                       // Try to select the node as a control.\r
-                                       range = this.document.$.body.createControlRange();\r
-                                       range.addElement( element.$ );\r
-                                       range.select();\r
-                               }\r
-                               catch(e)\r
-                               {\r
-                                       // If failed, select it as a text range.\r
-                                       range = this.document.$.body.createTextRange();\r
-                                       range.moveToElementText( element.$ );\r
-                                       range.select();\r
-                               }\r
-                               finally\r
-                               {\r
-                                       this.document.fire( 'selectionchange' );\r
-                               }\r
-\r
-                               this.reset();\r
-                       }\r
-                       else\r
-                       {\r
-                               // Create the range for the element.\r
-                               range = this.document.$.createRange();\r
-                               range.selectNode( element.$ );\r
-\r
-                               // Select the range.\r
-                               var sel = this.getNative();\r
-                               sel.removeAllRanges();\r
-                               sel.addRange( range );\r
+                       this.document.fire( 'selectionchange' );\r
+                       this.reset();\r
 \r
-                               this.reset();\r
-                       }\r
                },\r
 \r
                /**\r
-                *  Adding the specified ranges to document selection preceding\r
-                * by clearing up the original selection.\r
-                * @param {CKEDITOR.dom.range} ranges\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 ].getTouchedStartNode();\r
-                               this._.cache.ranges = ranges;\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
@@ -965,8 +1390,14 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 \r
                        if ( CKEDITOR.env.ie )\r
                        {\r
-                               // IE doesn't accept multiple ranges selection, so we just\r
-                               // select the first one.\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
@@ -975,10 +1406,49 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                        else\r
                        {\r
                                var sel = this.getNative();\r
-                               sel.removeAllRanges();\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.$.createRange();\r
                                        var startContainer = range.startContainer;\r
@@ -986,83 +1456,104 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                        // In FF2, if we have a collapsed range, inside an empty\r
                                        // element, we must add something to it otherwise the caret\r
                                        // will not be visible.\r
+                                       // In Opera instead, the selection will be moved out of the\r
+                                       // element. (#4657)\r
                                        if ( range.collapsed &&\r
-                                               ( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 ) &&\r
+                                               ( CKEDITOR.env.opera || ( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 ) ) &&\r
                                                startContainer.type == CKEDITOR.NODE_ELEMENT &&\r
                                                !startContainer.getChildCount() )\r
                                        {\r
                                                startContainer.appendText( '' );\r
                                        }\r
 \r
-                                       nativeRange.setStart( startContainer.$, range.startOffset );\r
-                                       nativeRange.setEnd( range.endContainer.$, range.endOffset );\r
+                                       if ( range.collapsed\r
+                                                       && CKEDITOR.env.webkit\r
+                                                       && rangeRequiresFix( range ) )\r
+                                       {\r
+                                               // Append a zero-width space so WebKit will not try to\r
+                                               // move the selection by itself (#1272).\r
+                                               var fillingChar = createFillingChar( this.document );\r
+                                               range.insertNode( fillingChar ) ;\r
+\r
+                                               var next = fillingChar.getNext();\r
+\r
+                                               // If the filling char is followed by a <br>, whithout\r
+                                               // having something before it, it'll not blink.\r
+                                               // Let's remove it in this case.\r
+                                               if ( next && !fillingChar.getPrevious() && next.type == CKEDITOR.NODE_ELEMENT && next.getName() == 'br' )\r
+                                               {\r
+                                                       removeFillingChar( this.document );\r
+                                                       range.moveToPosition( next, CKEDITOR.POSITION_BEFORE_START );\r
+                                               }\r
+                                               else\r
+                                                       range.moveToPosition( fillingChar, CKEDITOR.POSITION_AFTER_END );\r
+                                       }\r
+\r
+                                       nativeRange.setStart( range.startContainer.$, 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
-                *  Create bookmark for every single of this selection range (from #getRanges)\r
-                * by calling the {@link CKEDITOR.dom.range.prototype.createBookmark} method,\r
-                * with extra cares to avoid interferon among those ranges. Same arguments are\r
-                * received as with the underlay range method.\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
-                       var retval = [],\r
-                               ranges = this.getRanges(),\r
-                               length = ranges.length,\r
-                               bookmark;\r
-                       for ( var i = 0; i < length ; i++ )\r
-                       {\r
-                           retval.push( bookmark = ranges[ i ].createBookmark( serializable, true ) );\r
-\r
-                               serializable = bookmark.serializable;\r
-\r
-                               var bookmarkStart = serializable ? this.document.getById( bookmark.startNode ) : bookmark.startNode,\r
-                                       bookmarkEnd = serializable ? this.document.getById( bookmark.endNode ) : bookmark.endNode;\r
-\r
-                           // Updating the offset values for rest of ranges which have been mangled(#3256).\r
-                           for ( var j = i + 1 ; j < length ; j++ )\r
-                           {\r
-                               var dirtyRange = ranges[ j ],\r
-                                      rangeStart = dirtyRange.startContainer,\r
-                                      rangeEnd = dirtyRange.endContainer;\r
-\r
-                              rangeStart.equals( bookmarkStart.getParent() ) && dirtyRange.startOffset++;\r
-                              rangeStart.equals( bookmarkEnd.getParent() ) && dirtyRange.startOffset++;\r
-                              rangeEnd.equals( bookmarkStart.getParent() ) && dirtyRange.endOffset++;\r
-                              rangeEnd.equals( bookmarkEnd.getParent() ) && dirtyRange.endOffset++;\r
-                           }\r
-                       }\r
-\r
-                       return retval;\r
+                       return this.getRanges().createBookmarks( serializable );\r
                },\r
 \r
                /**\r
-                *  Create bookmark for every single of this selection range (from #getRanges)\r
-                * by calling the {@link CKEDITOR.dom.range.prototype.createBookmark2} method,\r
-                * with extra cares to avoid interferon among those ranges. Same arguments are\r
-                * received as with the underlay range method.\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
-                       var bookmarks = [],\r
-                               ranges = this.getRanges();\r
-\r
-                       for ( var i = 0 ; i < ranges.length ; i++ )\r
-                               bookmarks.push( ranges[i].createBookmark2( normalized ) );\r
-\r
-                       return bookmarks;\r
+                       return this.getRanges().createBookmarks2( normalized );\r
                },\r
 \r
                /**\r
-                * Select the virtual ranges denote by the bookmarks by calling #selectRanges.\r
-                * @param bookmarks\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
@@ -1078,7 +1569,10 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                },\r
 \r
                /**\r
-                * Retrieve the common ancestor node of the first range and the last range.\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
@@ -1089,7 +1583,9 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                },\r
 \r
                /**\r
-                * Moving scroll bar to the current selection's start position.\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
@@ -1112,9 +1608,22 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                        // V2\r
                        function( forceExpand )\r
                        {\r
-                               var collapsed = this.collapsed;\r
-                               var isStartMarkerAlone;\r
-                               var dummySpan;\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
@@ -1134,7 +1643,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                                        endNode = bookmark.endNode;\r
 \r
                                // Create the main range which will be used for the selection.\r
-                               var ieRange = this.document.$.body.createTextRange();\r
+                               ieRange = this.document.$.body.createTextRange();\r
 \r
                                // Position the range at the start boundary.\r
                                ieRange.moveToElementText( startNode.$ );\r
@@ -1215,36 +1724,6 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
                :\r
                        function()\r
                        {\r
-                               var startContainer = this.startContainer;\r
-\r
-                               // If we have a collapsed range, inside an empty element, we must add\r
-                               // something to it, otherwise the caret will not be visible.\r
-                               if ( this.collapsed && startContainer.type == CKEDITOR.NODE_ELEMENT && !startContainer.getChildCount() )\r
-                                       startContainer.append( new CKEDITOR.dom.text( '' ) );\r
-\r
-                               var nativeRange = this.document.$.createRange();\r
-                               nativeRange.setStart( startContainer.$, this.startOffset );\r
-\r
-                               try\r
-                               {\r
-                                       nativeRange.setEnd( this.endContainer.$, this.endOffset );\r
-                               }\r
-                               catch ( e )\r
-                               {\r
-                                       // There is a bug in Firefox implementation (it would be too easy\r
-                                       // otherwise). The new start can't be after the end (W3C says it can).\r
-                                       // So, let's create a new range and collapse it to the desired point.\r
-                                       if ( e.toString().indexOf( 'NS_ERROR_ILLEGAL_VALUE' ) >= 0 )\r
-                                       {\r
-                                               this.collapse( true );\r
-                                               nativeRange.setEnd( this.endContainer.$, this.endOffset );\r
-                                       }\r
-                                       else\r
-                                               throw( e );\r
-                               }\r
-\r
-                               var selection = this.document.getSelection().getNative();\r
-                               selection.removeAllRanges();\r
-                               selection.addRange( nativeRange );\r
+                               this.document.getSelection().selectRanges( [ this ] );\r
                        };\r
 } )();\r