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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CHROME_GPU_GPU_VIEW_WIN_H_ | |
6 #define CHROME_GPU_GPU_VIEW_WIN_H_ | |
7 #pragma once | |
8 | |
9 #include <atlbase.h> | |
10 #include <atlapp.h> | |
11 #include <atlcrack.h> | |
12 #include <atlmisc.h> | |
13 | |
14 #include "base/basictypes.h" | |
15 #include "base/scoped_ptr.h" | |
16 #include "gfx/native_widget_types.h" | |
17 #include "ipc/ipc_channel.h" | |
18 | |
19 class GpuBackingStoreWin; | |
20 class GpuThread; | |
21 | |
22 namespace gfx { | |
23 class Rect; | |
24 class Size; | |
25 } | |
26 | |
27 // WS_DISABLED means that input events will be delivered to the parent, which is | |
28 // what we want for our overlay window. | |
29 typedef CWinTraits< | |
30 WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | WS_DISABLED, 0> | |
31 GpuRenderWidgetHostViewWinTraits; | |
32 | |
33 class GpuViewWin | |
34 : public IPC::Channel::Listener, | |
35 public CWindowImpl<GpuViewWin, | |
36 CWindow, | |
37 GpuRenderWidgetHostViewWinTraits> { | |
38 public: | |
39 GpuViewWin(GpuThread* gpu_thread, | |
40 HWND parent, | |
41 int32 routing_id); | |
42 ~GpuViewWin(); | |
43 | |
44 // IPC::Channel::Listener implementation. | |
45 virtual void OnMessageReceived(const IPC::Message& message); | |
46 virtual void OnChannelConnected(int32 peer_pid); | |
47 virtual void OnChannelError(); | |
48 | |
49 void DidScrollBackingStoreRect(int dx, int dy, const gfx::Rect& rect); | |
50 | |
51 BEGIN_MSG_MAP(GpuViewWin) | |
52 MSG_WM_PAINT(OnPaint) | |
53 END_MSG_MAP() | |
54 | |
55 private: | |
56 // IPC message handlers. | |
57 void OnNewBackingStore(int32 routing_id, const gfx::Size& size); | |
58 | |
59 // Windows message handlers. | |
60 void OnPaint(HDC unused_dc); | |
61 | |
62 GpuThread* gpu_thread_; | |
63 int32 routing_id_; | |
64 | |
65 HWND parent_; | |
66 | |
67 scoped_ptr<GpuBackingStoreWin> backing_store_; | |
68 | |
69 DISALLOW_COPY_AND_ASSIGN(GpuViewWin); | |
70 }; | |
71 | |
72 #endif // CHROME_GPU_GPU_VIEW_WIN_H_ | |
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