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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_GPU_GPU_VIEW_WIN_H_
#define CHROME_GPU_GPU_VIEW_WIN_H_
#pragma once
#include <atlbase.h>
#include <atlapp.h>
#include <atlcrack.h>
#include <atlmisc.h>
#include "base/basictypes.h"
#include "base/scoped_ptr.h"
#include "gfx/native_widget_types.h"
#include "ipc/ipc_channel.h"
class GpuBackingStoreWin;
class GpuThread;
namespace gfx {
class Rect;
class Size;
}
// WS_DISABLED means that input events will be delivered to the parent, which is
// what we want for our overlay window.
typedef CWinTraits<
WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | WS_DISABLED, 0>
GpuRenderWidgetHostViewWinTraits;
class GpuViewWin
: public IPC::Channel::Listener,
public CWindowImpl<GpuViewWin,
CWindow,
GpuRenderWidgetHostViewWinTraits> {
public:
GpuViewWin(GpuThread* gpu_thread,
HWND parent,
int32 routing_id);
~GpuViewWin();
// IPC::Channel::Listener implementation.
virtual void OnMessageReceived(const IPC::Message& message);
virtual void OnChannelConnected(int32 peer_pid);
virtual void OnChannelError();
void DidScrollBackingStoreRect(int dx, int dy, const gfx::Rect& rect);
BEGIN_MSG_MAP(GpuViewWin)
MSG_WM_PAINT(OnPaint)
END_MSG_MAP()
private:
// IPC message handlers.
void OnNewBackingStore(int32 routing_id, const gfx::Size& size);
// Windows message handlers.
void OnPaint(HDC unused_dc);
GpuThread* gpu_thread_;
int32 routing_id_;
HWND parent_;
scoped_ptr<GpuBackingStoreWin> backing_store_;
DISALLOW_COPY_AND_ASSIGN(GpuViewWin);
};
#endif // CHROME_GPU_GPU_VIEW_WIN_H_
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