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lightning-sunbird  0.9+nobinonly
nsXBLWindowDragHandler.h
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is Mozilla Communicator client code.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *   - Mike Pinkerton (pinkerton@netscape.com)
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either of the GNU General Public License Version 2 or later (the "GPL"),
00027  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00028  * in which case the provisions of the GPL or the LGPL are applicable instead
00029  * of those above. If you wish to allow use of your version of this file only
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00031  * use your version of this file under the terms of the MPL, indicate your
00032  * decision by deleting the provisions above and replace them with the notice
00033  * and other provisions required by the GPL or the LGPL. If you do not delete
00034  * the provisions above, a recipient may use your version of this file under
00035  * the terms of any one of the MPL, the GPL or the LGPL.
00036  *
00037  * ***** END LICENSE BLOCK ***** */
00038 
00039 #ifndef nsXBLWindowDragHandler_h__
00040 #define nsXBLWindowDragHandler_h__
00041 
00042 #include "nsIDOMDragListener.h"
00043 #include "nsIDOMElement.h"
00044 #include "nsXBLWindowHandler.h"
00045 
00046 class nsIAtom;
00047 class nsIDOMEventReceiver;
00048 class nsXBLSpecialDocInfo;
00049 
00050 class nsXBLWindowDragHandler : public nsIDOMDragListener,
00051                                public nsXBLWindowHandler
00052 {
00053 public:
00054   nsXBLWindowDragHandler(nsIDOMEventReceiver* aReceiver);
00055   virtual ~nsXBLWindowDragHandler();
00056   
00057   // nsIDOMetc.
00058   NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent)
00059   {
00060     return NS_OK;
00061   };
00062 
00063   NS_IMETHOD DragGesture(nsIDOMEvent* aMouseEvent) ;
00064   NS_IMETHOD DragOver(nsIDOMEvent* aMouseEvent) ;
00065   NS_IMETHOD DragEnter(nsIDOMEvent* aMouseEvent) ;
00066   NS_IMETHOD DragExit(nsIDOMEvent* aMouseEvent) ;
00067   NS_IMETHOD DragDrop(nsIDOMEvent* aMouseEvent) ;
00068    
00069   NS_DECL_ISUPPORTS
00070 
00071 protected:
00072   NS_IMETHOD WalkHandlers(nsIDOMEvent* aKeyEvent, nsIAtom* aEventType);
00073 
00074     // check if the given handler cares about the given key event
00075   PRBool EventMatched(nsXBLPrototypeHandler* inHandler, nsIAtom* inEventType,
00076                       nsIDOMEvent* inEvent);
00077   
00078 };
00079 
00080 nsresult
00081 NS_NewXBLWindowDragHandler(nsIDOMEventReceiver* aReceiver,
00082                            nsXBLWindowDragHandler** aResult);
00083 
00084 #endif