Page MenuHomeCode
Files F948290

fckdomtools.js
No OneTemporary
Actions

fckdomtools.js
View Options

/*
* FCKeditor - The text editor for Internet - http://www.fckeditor.net
* Copyright (C) 2003-2007 Frederico Caldeira Knabben
*
* == BEGIN LICENSE ==
*
* Licensed under the terms of any of the following licenses at your
* choice:
*
* - GNU General Public License Version 2 or later (the "GPL")
* http://www.gnu.org/licenses/gpl.html
*
* - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
* http://www.gnu.org/licenses/lgpl.html
*
* - Mozilla Public License Version 1.1 or later (the "MPL")
* http://www.mozilla.org/MPL/MPL-1.1.html
*
* == END LICENSE ==
*
* Utility functions to work with the DOM.
*/
var FCKDomTools =
{
MoveChildren : function( source, target )
{
if ( source == target )
return ;
var eChild ;
while ( (eChild = source.firstChild) )
target.appendChild( source.removeChild( eChild ) ) ;
},
// Remove blank spaces from the beginning and the end of the contents of a node.
TrimNode : function( node, ignoreEndBRs )
{
this.LTrimNode( node ) ;
this.RTrimNode( node, ignoreEndBRs ) ;
},
LTrimNode : function( node )
{
var eChildNode ;
while ( (eChildNode = node.firstChild) )
{
if ( eChildNode.nodeType == 3 )
{
var sTrimmed = eChildNode.nodeValue.LTrim() ;
var iOriginalLength = eChildNode.nodeValue.length ;
if ( sTrimmed.length == 0 )
{
node.removeChild( eChildNode ) ;
continue ;
}
else if ( sTrimmed.length < iOriginalLength )
{
eChildNode.splitText( iOriginalLength - sTrimmed.length ) ;
node.removeChild( node.firstChild ) ;
}
}
break ;
}
},
RTrimNode : function( node, ignoreEndBRs )
{
var eChildNode ;
while ( (eChildNode = node.lastChild) )
{
switch ( eChildNode.nodeType )
{
case 1 :
if ( eChildNode.nodeName.toUpperCase() == 'BR' && ( ignoreEndBRs || eChildNode.getAttribute( 'type', 2 ) == '_moz' ) )
{
node.removeChild( eChildNode ) ;
continue ;
}
break ;
case 3 :
var sTrimmed = eChildNode.nodeValue.RTrim() ;
var iOriginalLength = eChildNode.nodeValue.length ;
if ( sTrimmed.length == 0 )
{
// If the trimmed text node is empty, just remove it.
// Use "eChildNode.parentNode" instead of "node" to avoid IE bug (#81).
eChildNode.parentNode.removeChild( eChildNode ) ;
continue ;
}
else if ( sTrimmed.length < iOriginalLength )
{
// If the trimmed text lenght is less than the original
// lenght, strip all spaces from the end by splitting
// the text and removing the resulting useless node.
eChildNode.splitText( sTrimmed.length ) ;
// Use "node.lastChild.parentNode" instead of "node" to avoid IE bug (#81).
node.lastChild.parentNode.removeChild( node.lastChild ) ;
}
}
break ;
}
},
RemoveNode : function( node, excludeChildren )
{
if ( excludeChildren )
{
// Move all children before the node.
var eChild ;
while ( (eChild = node.firstChild) )
node.parentNode.insertBefore( node.removeChild( eChild ), node ) ;
}
return node.parentNode.removeChild( node ) ;
},
GetFirstChild : function( node, childNames )
{
// If childNames is a string, transform it in a Array.
if ( typeof ( childNames ) == 'string' )
childNames = [ childNames ] ;
var eChild = node.firstChild ;
while( eChild )
{
if ( eChild.nodeType == 1 && eChild.tagName.Equals.apply( eChild.tagName, childNames ) )
return eChild ;
eChild = eChild.nextSibling ;
}
return null ;
},
GetLastChild : function( node, childNames )
{
// If childNames is a string, transform it in a Array.
if ( typeof ( childNames ) == 'string' )
childNames = [ childNames ] ;
var eChild = node.lastChild ;
while( eChild )
{
if ( eChild.nodeType == 1 && ( !childNames || eChild.tagName.Equals( childNames ) ) )
return eChild ;
eChild = eChild.previousSibling ;
}
return null ;
},
/*
* Gets the previous element (nodeType=1) in the source order. Returns
* "null" If no element is found.
* @param {Object} currentNode The node to start searching from.
* @param {Boolean} ignoreSpaceTextOnly Sets how text nodes will be
* handled. If set to "true", only white spaces text nodes
* will be ignored, while non white space text nodes will stop
* the search, returning null. If "false" or ommitted, all
* text nodes are ignored.
* @param {string[]} stopSearchElements An array of element names that
* will cause the search to stop when found, returning null.
* May be ommitted (or null).
* @param {string[]} ignoreElements An array of element names that
* must be ignored during the search.
*/
GetPreviousSourceElement : function( currentNode, ignoreSpaceTextOnly, stopSearchElements, ignoreElements )
{
if ( !currentNode )
return null ;
if ( stopSearchElements && currentNode.nodeType == 1 && currentNode.nodeName.IEquals( stopSearchElements ) )
return null ;
if ( currentNode.previousSibling )
currentNode = currentNode.previousSibling ;
else
return this.GetPreviousSourceElement( currentNode.parentNode, ignoreSpaceTextOnly, stopSearchElements, ignoreElements ) ;
while ( currentNode )
{
if ( currentNode.nodeType == 1 )
{
if ( stopSearchElements && currentNode.nodeName.IEquals( stopSearchElements ) )
break ;
if ( !ignoreElements || !currentNode.nodeName.IEquals( ignoreElements ) )
return currentNode ;
}
else if ( ignoreSpaceTextOnly && currentNode.nodeType == 3 && currentNode.nodeValue.RTrim().length > 0 )
break ;
if ( currentNode.lastChild )
currentNode = currentNode.lastChild ;
else
return this.GetPreviousSourceElement( currentNode, ignoreSpaceTextOnly, stopSearchElements, ignoreElements ) ;
}
return null ;
},
/*
* Gets the next element (nodeType=1) in the source order. Returns
* "null" If no element is found.
* @param {Object} currentNode The node to start searching from.
* @param {Boolean} ignoreSpaceTextOnly Sets how text nodes will be
* handled. If set to "true", only white spaces text nodes
* will be ignored, while non white space text nodes will stop
* the search, returning null. If "false" or ommitted, all
* text nodes are ignored.
* @param {string[]} stopSearchElements An array of element names that
* will cause the search to stop when found, returning null.
* May be ommitted (or null).
* @param {string[]} ignoreElements An array of element names that
* must be ignored during the search.
*/
GetNextSourceElement : function( currentNode, ignoreSpaceTextOnly, stopSearchElements, ignoreElements )
{
if ( !currentNode )
return null ;
if ( currentNode.nextSibling )
currentNode = currentNode.nextSibling ;
else
return this.GetNextSourceElement( currentNode.parentNode, ignoreSpaceTextOnly, stopSearchElements, ignoreElements ) ;
while ( currentNode )
{
if ( currentNode.nodeType == 1 )
{
if ( stopSearchElements && currentNode.nodeName.IEquals( stopSearchElements ) )
break ;
if ( !ignoreElements || !currentNode.nodeName.IEquals( ignoreElements ) )
return currentNode ;
}
else if ( ignoreSpaceTextOnly && currentNode.nodeType == 3 && currentNode.nodeValue.RTrim().length > 0 )
break ;
if ( currentNode.firstChild )
currentNode = currentNode.firstChild ;
else
return this.GetNextSourceElement( currentNode, ignoreSpaceTextOnly, stopSearchElements, ignoreElements ) ;
}
return null ;
},
// Inserts a element after a existing one.
InsertAfterNode : function( existingNode, newNode )
{
return existingNode.parentNode.insertBefore( newNode, existingNode.nextSibling ) ;
},
GetParents : function( node )
{
var parents = new Array() ;
while ( node )
{
parents.splice( 0, 0, node ) ;
node = node.parentNode ;
}
return parents ;
},
GetIndexOf : function( node )
{
var currentNode = node.parentNode ? node.parentNode.firstChild : null ;
var currentIndex = -1 ;
while ( currentNode )
{
currentIndex++ ;
if ( currentNode == node )
return currentIndex ;
currentNode = currentNode.nextSibling ;
}
return -1 ;
}
} ;

File Metadata

Mime Type
text/plain
Expires
Sat, Apr 26, 15:41 (50 m, 27 s ago)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
26150
Default Alt Text
fckdomtools.js (8 KB)

Event Timeline