Файл: fckeditor/editor/_source/internals/fck_ie.js
Строк: 590
<?php
/*
* FCKeditor - The text editor for Internet - http://www.fckeditor.net
* Copyright (C) 2003-2008 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 ==
*
* Creation and initialization of the "FCK" object. This is the main
* object that represents an editor instance.
* (IE specific implementations)
*/
FCK.Description = "FCKeditor for Internet Explorer 5.5+" ;
FCK._GetBehaviorsStyle = function()
{
if ( !FCK._BehaviorsStyle )
{
var sBasePath = FCKConfig.BasePath ;
var sTableBehavior = '' ;
var sStyle ;
// The behaviors should be pointed using the BasePath to avoid security
// errors when using a different BaseHref.
sStyle = '<style type="text/css" _fcktemp="true">' ;
if ( FCKConfig.ShowBorders )
sTableBehavior = 'url(' + sBasePath + 'css/behaviors/showtableborders.htc)' ;
// Disable resize handlers.
sStyle += 'INPUT,TEXTAREA,SELECT,.FCK__Anchor,.FCK__PageBreak,.FCK__InputHidden' ;
if ( FCKConfig.DisableObjectResizing )
{
sStyle += ',IMG' ;
sTableBehavior += ' url(' + sBasePath + 'css/behaviors/disablehandles.htc)' ;
}
sStyle += ' { behavior: url(' + sBasePath + 'css/behaviors/disablehandles.htc) ; }' ;
if ( sTableBehavior.length > 0 )
sStyle += 'TABLE { behavior: ' + sTableBehavior + ' ; }' ;
sStyle += '</style>' ;
FCK._BehaviorsStyle = sStyle ;
}
return FCK._BehaviorsStyle ;
}
function Doc_OnMouseUp()
{
if ( FCK.EditorWindow.event.srcElement.tagName == 'HTML' )
{
FCK.Focus() ;
FCK.EditorWindow.event.cancelBubble = true ;
FCK.EditorWindow.event.returnValue = false ;
}
}
function Doc_OnPaste()
{
var body = FCK.EditorDocument.body ;
body.detachEvent( 'onpaste', Doc_OnPaste ) ;
var ret = FCK.Paste( !FCKConfig.ForcePasteAsPlainText && !FCKConfig.AutoDetectPasteFromWord ) ;
body.attachEvent( 'onpaste', Doc_OnPaste ) ;
return ret ;
}
function Doc_OnDblClick()
{
FCK.OnDoubleClick( FCK.EditorWindow.event.srcElement ) ;
FCK.EditorWindow.event.cancelBubble = true ;
}
function Doc_OnSelectionChange()
{
// Don't fire the event if no document is loaded.
if ( !FCK.IsSelectionChangeLocked && FCK.EditorDocument )
FCK.Events.FireEvent( "OnSelectionChange" ) ;
}
function Doc_OnDrop()
{
if ( FCK.MouseDownFlag )
{
FCK.MouseDownFlag = false ;
return ;
}
if ( FCKConfig.ForcePasteAsPlainText )
{
var evt = FCK.EditorWindow.event ;
if ( FCK._CheckIsPastingEnabled() || FCKConfig.ShowDropDialog )
FCK.PasteAsPlainText( evt.dataTransfer.getData( 'Text' ) ) ;
evt.returnValue = false ;
evt.cancelBubble = true ;
}
}
FCK.InitializeBehaviors = function( dontReturn )
{
// Set the focus to the editable area when clicking in the document area.
// TODO: The cursor must be positioned at the end.
this.EditorDocument.attachEvent( 'onmouseup', Doc_OnMouseUp ) ;
// Intercept pasting operations
this.EditorDocument.body.attachEvent( 'onpaste', Doc_OnPaste ) ;
// Intercept drop operations
this.EditorDocument.body.attachEvent( 'ondrop', Doc_OnDrop ) ;
// Reset the context menu.
FCK.ContextMenu._InnerContextMenu.AttachToElement( FCK.EditorDocument.body ) ;
this.EditorDocument.attachEvent("onkeydown", FCK._KeyDownListener ) ;
this.EditorDocument.attachEvent("ondblclick", Doc_OnDblClick ) ;
this.EditorDocument.attachEvent("onbeforedeactivate", function(){ FCKSelection.Save( true ) ; } ) ;
// Catch cursor selection changes.
this.EditorDocument.attachEvent("onselectionchange", Doc_OnSelectionChange ) ;
FCKTools.AddEventListener( FCK.EditorDocument, 'mousedown', Doc_OnMouseDown ) ;
}
FCK.InsertHtml = function( html )
{
html = FCKConfig.ProtectedSource.Protect( html ) ;
html = FCK.ProtectEvents( html ) ;
html = FCK.ProtectUrls( html ) ;
html = FCK.ProtectTags( html ) ;
// FCK.Focus() ;
FCKSelection.Restore() ;
FCK.EditorWindow.focus() ;
FCKUndo.SaveUndoStep() ;
// Gets the actual selection.
var oSel = FCKSelection.GetSelection() ;
// Deletes the actual selection contents.
if ( oSel.type.toLowerCase() == 'control' )
oSel.clear() ;
// Using the following trick, any comment in the beginning of the HTML will
// be preserved.
html = '<span id="__fakeFCKRemove__" style="display:none;">fakeFCKRemove</span>' + html ;
// Insert the HTML.
oSel.createRange().pasteHTML( html ) ;
// Remove the fake node
FCK.EditorDocument.getElementById('__fakeFCKRemove__').removeNode( true ) ;
FCKDocumentProcessor.Process( FCK.EditorDocument ) ;
// For some strange reason the SaveUndoStep() call doesn't activate the undo button at the first InsertHtml() call.
this.Events.FireEvent( "OnSelectionChange" ) ;
}
FCK.SetInnerHtml = function( html ) // IE Only
{
var oDoc = FCK.EditorDocument ;
// Using the following trick, any comment in the beginning of the HTML will
// be preserved.
oDoc.body.innerHTML = '<div id="__fakeFCKRemove__"> </div>' + html ;
oDoc.getElementById('__fakeFCKRemove__').removeNode( true ) ;
}
function FCK_PreloadImages()
{
var oPreloader = new FCKImagePreloader() ;
// Add the configured images.
oPreloader.AddImages( FCKConfig.PreloadImages ) ;
// Add the skin icons strip.
oPreloader.AddImages( FCKConfig.SkinPath + 'fck_strip.gif' ) ;
oPreloader.OnComplete = LoadToolbarSetup ;
oPreloader.Start() ;
}
// Disable the context menu in the editor (outside the editing area).
function Document_OnContextMenu()
{
return ( event.srcElement._FCKShowContextMenu == true ) ;
}
document.oncontextmenu = Document_OnContextMenu ;
function FCK_Cleanup()
{
this.LinkedField = null ;
this.EditorWindow = null ;
this.EditorDocument = null ;
}
FCK._ExecPaste = function()
{
// As we call ExecuteNamedCommand('Paste'), it would enter in a loop. So, let's use a semaphore.
if ( FCK._PasteIsRunning )
return true ;
if ( FCKConfig.ForcePasteAsPlainText )
{
FCK.PasteAsPlainText() ;
return false ;
}
var sHTML = FCK._CheckIsPastingEnabled( true ) ;
if ( sHTML === false )
FCKTools.RunFunction( FCKDialog.OpenDialog, FCKDialog, ['FCKDialog_Paste', FCKLang.Paste, 'dialog/fck_paste.html', 400, 330, 'Security'] ) ;
else
{
if ( FCKConfig.AutoDetectPasteFromWord && sHTML.length > 0 )
{
var re = /<w[^>]*(( class="?MsoNormal"?)|(="mso-))/gi ;
if ( re.test( sHTML ) )
{
if ( confirm( FCKLang.PasteWordConfirm ) )
{
FCK.PasteFromWord() ;
return false ;
}
}
}
// Instead of inserting the retrieved HTML, let's leave the OS work for us,
// by calling FCK.ExecuteNamedCommand( 'Paste' ). It could give better results.
// Enable the semaphore to avoid a loop.
FCK._PasteIsRunning = true ;
FCK.ExecuteNamedCommand( 'Paste' ) ;
// Removes the semaphore.
delete FCK._PasteIsRunning ;
}
// Let's always make a custom implementation (return false), otherwise
// the new Keyboard Handler may conflict with this code, and the CTRL+V code
// could result in a simple "V" being pasted.
return false ;
}
FCK.PasteAsPlainText = function( forceText )
{
if ( !FCK._CheckIsPastingEnabled() )
{
FCKDialog.OpenDialog( 'FCKDialog_Paste', FCKLang.PasteAsText, 'dialog/fck_paste.html', 400, 330, 'PlainText' ) ;
return ;
}
// Get the data available in the clipboard in text format.
var sText = null ;
if ( ! forceText )
sText = clipboardData.getData("Text") ;
else
sText = forceText ;
if ( sText && sText.length > 0 )
{
// Replace the carriage returns with <BR>
sText = FCKTools.HTMLEncode( sText ) ;
sText = FCKTools.ProcessLineBreaks( window, FCKConfig, sText ) ;
var closeTagIndex = sText.search( '</p>' ) ;
var startTagIndex = sText.search( '<p>' ) ;
if ( ( closeTagIndex != -1 && startTagIndex != -1 && closeTagIndex < startTagIndex )
|| ( closeTagIndex != -1 && startTagIndex == -1 ) )
{
var prefix = sText.substr( 0, closeTagIndex ) ;
sText = sText.substr( closeTagIndex + 4 ) ;
this.InsertHtml( prefix ) ;
}
// Insert the resulting data in the editor.
FCKUndo.SaveLocked = true ;
this.InsertHtml( sText ) ;
FCKUndo.SaveLocked = false ;
}
}
FCK._CheckIsPastingEnabled = function( returnContents )
{
// The following seams to be the only reliable way to check is script
// pasting operations are enabled in the security settings of IE6 and IE7.
// It adds a little bit of overhead to the check, but so far that's the
// only way, mainly because of IE7.
FCK._PasteIsEnabled = false ;
document.body.attachEvent( 'onpaste', FCK_CheckPasting_Listener ) ;
// The execCommand in GetClipboardHTML will fire the "onpaste", only if the
// security settings are enabled.
var oReturn = FCK.GetClipboardHTML() ;
document.body.detachEvent( 'onpaste', FCK_CheckPasting_Listener ) ;
if ( FCK._PasteIsEnabled )
{
if ( !returnContents )
oReturn = true ;
}
else
oReturn = false ;
delete FCK._PasteIsEnabled ;
return oReturn ;
}
function FCK_CheckPasting_Listener()
{
FCK._PasteIsEnabled = true ;
}
FCK.GetClipboardHTML = function()
{
var oDiv = document.getElementById( '___FCKHiddenDiv' ) ;
if ( !oDiv )
{
oDiv = document.createElement( 'DIV' ) ;
oDiv.id = '___FCKHiddenDiv' ;
var oDivStyle = oDiv.style ;
oDivStyle.position = 'absolute' ;
oDivStyle.visibility = oDivStyle.overflow = 'hidden' ;
oDivStyle.width = oDivStyle.height = 1 ;
document.body.appendChild( oDiv ) ;
}
oDiv.innerHTML = '' ;
var oTextRange = document.body.createTextRange() ;
oTextRange.moveToElementText( oDiv ) ;
oTextRange.execCommand( 'Paste' ) ;
var sData = oDiv.innerHTML ;
oDiv.innerHTML = '' ;
return sData ;
}
FCK.CreateLink = function( url, noUndo )
{
// Creates the array that will be returned. It contains one or more created links (see #220).
var aCreatedLinks = new Array() ;
// Remove any existing link in the selection.
FCK.ExecuteNamedCommand( 'Unlink', null, false, !!noUndo ) ;
if ( url.length > 0 )
{
// If there are several images, and you try to link each one, all the images get inside the link:
// <img><img> -> <a><img></a><img> -> <a><img><img></a> due to the call to 'CreateLink' (bug in IE)
if (FCKSelection.GetType() == 'Control')
{
// Create a link
var oLink = this.EditorDocument.createElement( 'A' ) ;
oLink.href = url ;
// Get the selected object
var oControl = FCKSelection.GetSelectedElement() ;
// Put the link just before the object
oControl.parentNode.insertBefore(oLink, oControl) ;
// Move the object inside the link
oControl.parentNode.removeChild( oControl ) ;
oLink.appendChild( oControl ) ;
return [ oLink ] ;
}
// Generate a temporary name for the link.
var sTempUrl = 'javascript:void(0);/*' + ( new Date().getTime() ) + '*/' ;
// Use the internal "CreateLink" command to create the link.
FCK.ExecuteNamedCommand( 'CreateLink', sTempUrl, false, !!noUndo ) ;
// Look for the just create link.
var oLinks = this.EditorDocument.links ;
for ( i = 0 ; i < oLinks.length ; i++ )
{
var oLink = oLinks[i] ;
// Check it this a newly created link.
// getAttribute must be used. oLink.url may cause problems with IE7 (#555).
if ( oLink.getAttribute( 'href', 2 ) == sTempUrl )
{
var sInnerHtml = oLink.innerHTML ; // Save the innerHTML (IE changes it if it is like an URL).
oLink.href = url ;
oLink.innerHTML = sInnerHtml ; // Restore the innerHTML.
// If the last child is a <br> move it outside the link or it
// will be too easy to select this link again #388.
var oLastChild = oLink.lastChild ;
if ( oLastChild && oLastChild.nodeName == 'BR' )
{
// Move the BR after the link.
FCKDomTools.InsertAfterNode( oLink, oLink.removeChild( oLastChild ) ) ;
}
aCreatedLinks.push( oLink ) ;
}
}
}
return aCreatedLinks ;
}
function _FCK_RemoveDisabledAtt()
{
this.removeAttribute( 'disabled' ) ;
}
function Doc_OnMouseDown( evt )
{
var e = evt.srcElement ;
// Radio buttons and checkboxes should not be allowed to be triggered in IE
// in editable mode. Otherwise the whole browser window may be locked by
// the buttons. (#1782)
if ( e.nodeName.IEquals( 'input' ) && e.type.IEquals( ['radio', 'checkbox'] ) && !e.disabled )
{
e.disabled = true ;
FCKTools.SetTimeout( _FCK_RemoveDisabledAtt, 1, e ) ;
}
}
?>