fck_ie.js
上传用户:dbstep
上传日期:2022-08-06
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文件大小:13k
- /*
- * FCKeditor - The text editor for Internet - http://www.fckeditor.net
- * Copyright (C) 2003-2009 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() ; } ) ;
- // 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 ) ;
- }
- }