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nsMacMessagePump.h
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00001 /* -*- Mode: c++; tab-width: 2; indent-tabs-mode: nil; -*- */
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.org 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  *  Mark Mentovai <mark@moxienet.com>
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either the GNU General Public License Version 2 or later (the "GPL"), or
00027  * 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
00030  * under the terms of either the GPL or the LGPL, and not to allow others to
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 /*
00040  * Dispatcher for a variety of application-scope events.  The real event loop
00041  * is in nsAppShell.
00042  */
00043 
00044 #ifndef nsMacMessagePump_h__
00045 #define nsMacMessagePump_h__
00046 
00047 #include "prtypes.h"
00048 
00049 #include <Events.h>
00050 
00051 class nsToolkit;
00052 class nsMacTSMMessagePump;
00053 
00054 class nsMacMessagePump
00055 {
00056   public:
00057     nsMacMessagePump(nsToolkit *aToolKit);
00058     virtual ~nsMacMessagePump();
00059 
00060     PRBool ProcessEvents(PRBool aProcessEvents);
00061   
00062     // returns PR_TRUE if the event was handled
00063     PRBool DispatchEvent(EventRecord *anEvent);
00064 
00065   protected:
00066     // these all return PR_TRUE if the event was handled
00067     PRBool DoMouseDown(EventRecord &anEvent);
00068     PRBool DoMouseUp(EventRecord &anEvent);
00069     PRBool DoMouseMove(EventRecord &anEvent);
00070 
00071     PRBool DispatchOSEventToRaptor(EventRecord &anEvent, WindowPtr aWindow);
00072 
00073     static pascal OSStatus MouseClickEventHandler(
00074                                            EventHandlerCallRef aHandlerCallRef,
00075                                            EventRef            aEvent,
00076                                            void*               aUserData);
00077     static pascal OSStatus WNETransitionEventHandler(
00078                                            EventHandlerCallRef aHandlerCallRef,
00079                                            EventRef            aEvent,
00080                                            void*               aUserData);
00081 
00082   protected:
00083     nsToolkit*           mToolkit;
00084     nsMacTSMMessagePump* mTSMMessagePump;
00085     EventHandlerRef      mMouseClickEventHandler;
00086     EventHandlerRef      mWNETransitionEventHandler;
00087     PRPackedBool         mProcessEvents;
00088 };
00089 #endif // nsMacMessagePump_h__