Back to index

lightning-sunbird  0.9+nobinonly
nsScreenManagerWin.h
Go to the documentation of this file.
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.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) 2000
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either of the GNU General Public License Version 2 or later (the "GPL"),
00026  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00038 #ifndef nsScreenManagerWin_h___
00039 #define nsScreenManagerWin_h___
00040 
00041 #include "nsIScreenManager.h"
00042 
00043 #include <windows.h>
00044 #include "nsCOMPtr.h"
00045 #include "nsVoidArray.h"
00046 
00047 class nsIScreen;
00048 
00049 
00050 //------------------------------------------------------------------------
00051 
00052 class nsScreenManagerWin : public nsIScreenManager
00053 {
00054 public:
00055   nsScreenManagerWin ( );
00056   ~nsScreenManagerWin();
00057 
00058   NS_DECL_ISUPPORTS
00059   NS_DECL_NSISCREENMANAGER
00060 
00061 private:
00062 
00063   nsIScreen* CreateNewScreenObject ( void* inScreen ) ;
00064 
00065   PRBool mHasMultiMonitorAPIs;
00066   PRUint32 mNumberOfScreens;
00067 
00068     // function pointers for multi-monitor API system calls that we use. Not
00069     // valid unless |mHasMultiMonitorAPIs| is true
00070   FARPROC mGetMonitorInfoProc;
00071   FARPROC mMonitorFromRectProc;
00072   FARPROC mEnumDisplayMonitorsProc;
00073 
00074     // cache the screens to avoid the memory allocations
00075   nsAutoVoidArray mScreenList;
00076 
00077 };
00078 
00079 #endif  // nsScreenManagerWin_h___