gecko/widget/gtk2/nsScreenManagerGtk.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* L. David Baron <dbaron@dbaron.org>, Mozilla Corporation
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsScreenManagerGtk_h___
#define nsScreenManagerGtk_h___
#include "nsIScreenManager.h"
#include "nsIScreen.h"
#include "nsCOMPtr.h"
#include "nsCOMArray.h"
#include "prlink.h"
#include "gdk/gdk.h"
#ifdef MOZ_X11
#include <X11/Xlib.h>
#endif
//------------------------------------------------------------------------
class nsScreenManagerGtk : public nsIScreenManager
{
public:
nsScreenManagerGtk ( );
virtual ~nsScreenManagerGtk();
NS_DECL_ISUPPORTS
NS_DECL_NSISCREENMANAGER
#ifdef MOZ_X11
Atom NetWorkareaAtom() { return mNetWorkareaAtom; }
#endif
// For internal use, or reinitialization from change notification.
nsresult Init();
private:
nsresult EnsureInit();
// Cached screen array. Its length is the number of screens we have.
nsCOMArray<nsIScreen> mCachedScreenArray;
PRLibrary *mXineramalib;
GdkWindow *mRootWindow;
#ifdef MOZ_X11
Atom mNetWorkareaAtom;
#endif
};
#endif // nsScreenManagerGtk_h___