/*\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
\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
// point.\r
if ( savedRange )\r
{\r
- // Range restored here might invalidate the DOM structure thus break up\r
- // the locked selection, give it up. (#6083)\r
- var lockedSelection = doc.getCustomData( 'cke_locked_selection' );\r
- if ( restoreEnabled && !lockedSelection )\r
+ if ( restoreEnabled )\r
{\r
// Well not break because of this.\r
try\r
}\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
}\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
});\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
\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
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
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
walker.evaluator = function( node )\r
{\r
if ( node.type == CKEDITOR.NODE_ELEMENT\r
- && node.getAttribute( 'contenteditable' ) == 'false' )\r
+ && node.isReadOnly() )\r
{\r
var newRange = range.clone();\r
range.setEndBefore( node );\r
return cache.selectedElement = ( node ? new CKEDITOR.dom.element( node ) : null );\r
},\r
\r
+ /**\r
+ * Retrieves the text contained within the range, empty string is returned for non-text selection.\r
+ * @returns {String} string of text within the current selection.\r
+ * @since 3.6.1\r
+ * @example\r
+ * var text = editor.getSelectedText();\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
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
return;\r
}\r
\r
- if ( CKEDITOR.env.ie )\r
- {\r
- this.getNative().empty();\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
+ range = new CKEDITOR.dom.range( element.getDocument() );\r
+ range.setStartBefore( element );\r
+ range.setEndAfter( element );\r
+ range.select();\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
{\r
var sel = this.getNative();\r
\r
+ // getNative() returns null if iframe is "display:none" in FF. (#6577)\r
+ if ( !sel )\r
+ return;\r
+\r
if ( ranges.length )\r
+ {\r
sel.removeAllRanges();\r
+ // Remove any existing filling char first.\r
+ CKEDITOR.env.webkit && removeFillingChar( this.document );\r
+ }\r
\r
for ( var i = 0 ; i < ranges.length ; i++ )\r
{\r
if ( !between.collapsed )\r
{\r
between.shrink( CKEDITOR.NODE_ELEMENT, true );\r
- if ( between.getCommonAncestor().isReadOnly())\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
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.$, range.endOffset );\r
+ }\r
+ else\r
+ throw e;\r
+ }\r
\r
// Select the range.\r
sel.addRange( nativeRange );\r
// V2\r
function( forceExpand )\r
{\r
- var collapsed = this.collapsed;\r
- var isStartMarkerAlone;\r
- var dummySpan;\r
+ var collapsed = this.collapsed,\r
+ isStartMarkerAlone, dummySpan, ieRange;\r
+\r
+ // Try to make a object selection.\r
+ var selected = this.getEnclosedNode();\r
+ if ( selected )\r
+ {\r
+ try\r
+ {\r
+ ieRange = this.document.$.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
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
:\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
Got questions, comments, patches, etc.? Contact Jason Woofenden