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86 lines
2.8 KiB
C++
86 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim: set sw=4 ts=8 et tw=80 : */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Content App.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Benoit Girard <bgirard@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef mozilla_layers_Compositor_h
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#define mozilla_layers_Compositor_h
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// Note we can't include IPDL generated headers here
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#include "Layers.h"
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#include "nsDebug.h"
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namespace mozilla {
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namespace layers {
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namespace compositor {
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// Layer user data to store the native content
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// on the shadow layer manager since cocoa widgets
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// expects to find the native context from the layer manager.
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extern int sShadowNativeContext;
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class ShadowNativeContextUserData : public LayerUserData
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{
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public:
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ShadowNativeContextUserData(void *aNativeContext)
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: mNativeContext(aNativeContext)
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{
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MOZ_COUNT_CTOR(ShadowNativeContextUserData);
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}
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~ShadowNativeContextUserData()
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{
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MOZ_COUNT_DTOR(ShadowNativeContextUserData);
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}
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// This native context is shared with the compositor.
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// The user is responsible for locking usage of this context
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// with the compositor. Note that using this context blocks
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// the compositor and must be avoided.
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void* GetNativeContext() {
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return mNativeContext;
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}
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private:
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void *mNativeContext;
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};
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}
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}
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}
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#endif
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