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FCKeditor/editor/_source/classes/fckcontextmenu.js

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+/*
+ * 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 ==
+ *
+ * FCKContextMenu Class: renders an control a context menu.
+ */
+
+var FCKContextMenu = function( parentWindow, langDir )
+{
+	this.CtrlDisable = false ;
+
+	var oPanel = this._Panel = new FCKPanel( parentWindow ) ;
+	oPanel.AppendStyleSheet( FCKConfig.SkinPath + 'fck_editor.css' ) ;
+	oPanel.IsContextMenu = true ;
+
+	// The FCKTools.DisableSelection doesn't seems to work to avoid dragging of the icons in Mozilla
+	// so we stop the start of the dragging
+	if ( FCKBrowserInfo.IsGecko )
+		oPanel.Document.addEventListener( 'draggesture', function(e) {e.preventDefault(); return false;}, true ) ;
+
+	var oMenuBlock = this._MenuBlock = new FCKMenuBlock() ;
+	oMenuBlock.Panel = oPanel ;
+	oMenuBlock.OnClick = FCKTools.CreateEventListener( FCKContextMenu_MenuBlock_OnClick, this ) ;
+
+	this._Redraw = true ;
+}
+
+
+FCKContextMenu.prototype.SetMouseClickWindow = function( mouseClickWindow )
+{
+	if ( !FCKBrowserInfo.IsIE )
+	{
+		this._Document = mouseClickWindow.document ;
+		if ( FCKBrowserInfo.IsOpera && !( 'oncontextmenu' in document.createElement('foo') ) )
+		{
+			this._Document.addEventListener( 'mousedown', FCKContextMenu_Document_OnMouseDown, false ) ;
+			this._Document.addEventListener( 'mouseup', FCKContextMenu_Document_OnMouseUp, false ) ;
+		}
+		this._Document.addEventListener( 'contextmenu', FCKContextMenu_Document_OnContextMenu, false ) ;
+	}
+}
+
+FCKContextMenu.prototype.AddItem = function( name, label, iconPathOrStripInfoArrayOrIndex, isDisabled )
+{
+	var oItem = this._MenuBlock.AddItem( name, label, iconPathOrStripInfoArrayOrIndex, isDisabled) ;
+	this._Redraw = true ;
+	return oItem ;
+}
+
+FCKContextMenu.prototype.AddSeparator = function()
+{
+	this._MenuBlock.AddSeparator() ;
+	this._Redraw = true ;
+}
+
+FCKContextMenu.prototype.RemoveAllItems = function()
+{
+	this._MenuBlock.RemoveAllItems() ;
+	this._Redraw = true ;
+}
+
+FCKContextMenu.prototype.AttachToElement = function( element )
+{
+	if ( FCKBrowserInfo.IsIE )
+		FCKTools.AddEventListenerEx( element, 'contextmenu', FCKContextMenu_AttachedElement_OnContextMenu, this ) ;
+	else
+		element._FCKContextMenu = this ;
+}
+
+function FCKContextMenu_Document_OnContextMenu( e )
+{
+	var el = e.target ;
+
+	while ( el )
+	{
+		if ( el._FCKContextMenu )
+		{
+			if ( el._FCKContextMenu.CtrlDisable && ( e.ctrlKey || e.metaKey ) )
+				return true ;
+
+			FCKTools.CancelEvent( e ) ;
+			FCKContextMenu_AttachedElement_OnContextMenu( e, el._FCKContextMenu, el ) ;
+			return false ;
+		}
+		el = el.parentNode ;
+	}
+	return true ;
+}
+
+var FCKContextMenu_OverrideButton ;
+
+function FCKContextMenu_Document_OnMouseDown( e )
+{
+	if( !e || e.button != 2 )
+		return false ;
+
+	var el = e.target ;
+
+	while ( el )
+	{
+		if ( el._FCKContextMenu )
+		{
+			if ( el._FCKContextMenu.CtrlDisable && ( e.ctrlKey || e.metaKey ) )
+				return true ;
+
+			var overrideButton = FCKContextMenu_OverrideButton ;
+			if( !overrideButton )
+			{
+				var doc = e.target.ownerDocument ;
+				overrideButton = FCKContextMenu_OverrideButton = doc.createElement('input') ;
+				overrideButton.type = 'button' ;
+				var buttonHolder = doc.createElement('p') ;
+				doc.body.appendChild( buttonHolder ) ;
+				buttonHolder.appendChild( overrideButton ) ;
+			}
+
+			overrideButton.style.cssText = 'position:absolute;top:' + ( e.clientY - 2 ) + 
+				'px;left:' + ( e.clientX - 2 ) + 
+				'px;width:5px;height:5px;opacity:0.01' ;
+		}
+		el = el.parentNode ;
+	}
+	return false ;
+}
+
+function FCKContextMenu_Document_OnMouseUp( e )
+{
+	var overrideButton = FCKContextMenu_OverrideButton ;
+
+	if ( overrideButton )
+	{
+		var parent = overrideButton.parentNode ;
+		parent.parentNode.removeChild( parent ) ;
+		FCKContextMenu_OverrideButton = undefined ;
+
+		if( e && e.button == 2 )
+		{
+			FCKContextMenu_Document_OnContextMenu( e ) ;
+			return false ;
+		}
+	}
+}
+
+function FCKContextMenu_AttachedElement_OnContextMenu( ev, fckContextMenu, el )
+{
+	if ( fckContextMenu.CtrlDisable && ( ev.ctrlKey || ev.metaKey ) )
+		return true ;
+
+	var eTarget = el || this ;
+
+	if ( fckContextMenu.OnBeforeOpen )
+		fckContextMenu.OnBeforeOpen.call( fckContextMenu, eTarget ) ;
+
+	if ( fckContextMenu._MenuBlock.Count() == 0 )
+		return false ;
+
+	if ( fckContextMenu._Redraw )
+	{
+		fckContextMenu._MenuBlock.Create( fckContextMenu._Panel.MainNode ) ;
+		fckContextMenu._Redraw = false ;
+	}
+	
+	// This will avoid that the content of the context menu can be dragged in IE
+	// as the content of the panel is recreated we need to do it every time
+	FCKTools.DisableSelection( fckContextMenu._Panel.Document.body ) ;
+
+	var x = 0 ;
+	var y = 0 ;
+	if ( FCKBrowserInfo.IsIE )
+	{
+		x = ev.screenX ;
+		y = ev.screenY ;
+	}
+	else if ( FCKBrowserInfo.IsSafari )
+	{
+		x = ev.clientX ;
+		y = ev.clientY ;
+	}
+	else
+	{
+		x = ev.pageX ;
+		y = ev.pageY ;
+	}
+	fckContextMenu._Panel.Show( x, y, ev.currentTarget || null ) ;
+
+	return false ;
+}
+
+function FCKContextMenu_MenuBlock_OnClick( menuItem, contextMenu )
+{
+	contextMenu._Panel.Hide() ;
+	FCKTools.RunFunction( contextMenu.OnItemClick, contextMenu, menuItem ) ;
+}