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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/renderer_host/gamepad_browser_message_filter.h" | 5 #include "content/browser/renderer_host/gamepad_browser_message_filter.h" |
6 | 6 |
7 #include "content/browser/gamepad/gamepad_service.h" | 7 #include "content/browser/gamepad/gamepad_service.h" |
8 #include "content/common/gamepad_messages.h" | 8 #include "content/common/gamepad_messages.h" |
9 | 9 |
10 namespace content { | 10 namespace content { |
11 | 11 |
12 GamepadBrowserMessageFilter::GamepadBrowserMessageFilter() | 12 GamepadBrowserMessageFilter::GamepadBrowserMessageFilter(IPC::Sender* sender) |
13 : BrowserMessageFilter(GamepadMsgStart), | 13 : BrowserMessageFilter(GamepadMsgStart), |
| 14 sender_(sender), |
14 is_started_(false) { | 15 is_started_(false) { |
15 } | 16 } |
16 | 17 |
17 GamepadBrowserMessageFilter::~GamepadBrowserMessageFilter() { | 18 GamepadBrowserMessageFilter::~GamepadBrowserMessageFilter() { |
18 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 19 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
19 if (is_started_) | 20 if (is_started_) |
20 GamepadService::GetInstance()->RemoveConsumer(); | 21 GamepadService::GetInstance()->RemoveConsumer(this); |
21 } | 22 } |
22 | 23 |
23 bool GamepadBrowserMessageFilter::OnMessageReceived( | 24 bool GamepadBrowserMessageFilter::OnMessageReceived( |
24 const IPC::Message& message, | 25 const IPC::Message& message, |
25 bool* message_was_ok) { | 26 bool* message_was_ok) { |
26 bool handled = true; | 27 bool handled = true; |
27 IPC_BEGIN_MESSAGE_MAP_EX(GamepadBrowserMessageFilter, | 28 IPC_BEGIN_MESSAGE_MAP_EX(GamepadBrowserMessageFilter, |
28 message, | 29 message, |
29 *message_was_ok) | 30 *message_was_ok) |
30 IPC_MESSAGE_HANDLER(GamepadHostMsg_StartPolling, OnGamepadStartPolling) | 31 IPC_MESSAGE_HANDLER(GamepadHostMsg_StartPolling, OnGamepadStartPolling) |
31 IPC_MESSAGE_HANDLER(GamepadHostMsg_StopPolling, OnGamepadStopPolling) | 32 IPC_MESSAGE_HANDLER(GamepadHostMsg_StopPolling, OnGamepadStopPolling) |
32 IPC_MESSAGE_UNHANDLED(handled = false) | 33 IPC_MESSAGE_UNHANDLED(handled = false) |
33 IPC_END_MESSAGE_MAP_EX() | 34 IPC_END_MESSAGE_MAP_EX() |
34 return handled; | 35 return handled; |
35 } | 36 } |
36 | 37 |
| 38 void GamepadBrowserMessageFilter::OnGamepadConnected( |
| 39 unsigned index, |
| 40 const blink::WebGamepad& web_gamepad) { |
| 41 sender_->Send(new GamepadMsg_GamepadConnected( |
| 42 GamepadConnectionEventMessageParams(index, web_gamepad))); |
| 43 } |
| 44 |
| 45 void GamepadBrowserMessageFilter::OnGamepadDisconnected( |
| 46 unsigned index, |
| 47 const blink::WebGamepad& web_gamepad) { |
| 48 sender_->Send(new GamepadMsg_GamepadDisconnected( |
| 49 GamepadConnectionEventMessageParams(index, web_gamepad))); |
| 50 } |
| 51 |
37 void GamepadBrowserMessageFilter::OnGamepadStartPolling( | 52 void GamepadBrowserMessageFilter::OnGamepadStartPolling( |
38 base::SharedMemoryHandle* renderer_handle) { | 53 base::SharedMemoryHandle* renderer_handle) { |
39 GamepadService* service = GamepadService::GetInstance(); | 54 GamepadService* service = GamepadService::GetInstance(); |
40 if (!is_started_) { | 55 if (!is_started_) { |
41 is_started_ = true; | 56 is_started_ = true; |
42 service->AddConsumer(); | 57 service->AddConsumer(this); |
43 *renderer_handle = service->GetSharedMemoryHandleForProcess(PeerHandle()); | 58 *renderer_handle = service->GetSharedMemoryHandleForProcess(PeerHandle()); |
44 } else { | 59 } else { |
45 // Currently we only expect the renderer to tell us once to start. | 60 // Currently we only expect the renderer to tell us once to start. |
46 NOTREACHED(); | 61 NOTREACHED(); |
47 } | 62 } |
48 } | 63 } |
49 | 64 |
50 void GamepadBrowserMessageFilter::OnGamepadStopPolling() { | 65 void GamepadBrowserMessageFilter::OnGamepadStopPolling() { |
51 // TODO(scottmg): Probably get rid of this message. We can't trust it will | 66 // TODO(scottmg): Probably get rid of this message. We can't trust it will |
52 // arrive anyway if the renderer crashes, etc. | 67 // arrive anyway if the renderer crashes, etc. |
53 if (is_started_) { | 68 if (is_started_) { |
54 is_started_ = false; | 69 is_started_ = false; |
55 GamepadService::GetInstance()->RemoveConsumer(); | 70 GamepadService::GetInstance()->RemoveConsumer(this); |
56 } else { | 71 } else { |
57 NOTREACHED(); | 72 NOTREACHED(); |
58 } | 73 } |
59 } | 74 } |
60 | 75 |
61 } // namespace content | 76 } // namespace content |
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