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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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/vibration/vibration_message_filter.h" | 5 #include "content/browser/vibration/vibration_message_filter.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/numerics/safe_conversions.h" | 9 #include "base/numerics/safe_conversions.h" |
10 #include "content/common/view_messages.h" | 10 #include "content/common/view_messages.h" |
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22 : BrowserMessageFilter(ViewMsgStart) { | 22 : BrowserMessageFilter(ViewMsgStart) { |
23 provider_.reset(GetContentClient()->browser()->OverrideVibrationProvider()); | 23 provider_.reset(GetContentClient()->browser()->OverrideVibrationProvider()); |
24 if (!provider_.get()) | 24 if (!provider_.get()) |
25 provider_.reset(CreateProvider()); | 25 provider_.reset(CreateProvider()); |
26 } | 26 } |
27 | 27 |
28 VibrationMessageFilter::~VibrationMessageFilter() { | 28 VibrationMessageFilter::~VibrationMessageFilter() { |
29 } | 29 } |
30 | 30 |
31 bool VibrationMessageFilter::OnMessageReceived( | 31 bool VibrationMessageFilter::OnMessageReceived( |
32 const IPC::Message& message, | 32 const IPC::Message& message) { |
33 bool* message_was_ok) { | |
34 bool handled = true; | 33 bool handled = true; |
35 IPC_BEGIN_MESSAGE_MAP_EX(VibrationMessageFilter, | 34 IPC_BEGIN_MESSAGE_MAP(VibrationMessageFilter, message) |
36 message, | |
37 *message_was_ok) | |
38 IPC_MESSAGE_HANDLER(ViewHostMsg_Vibrate, OnVibrate) | 35 IPC_MESSAGE_HANDLER(ViewHostMsg_Vibrate, OnVibrate) |
39 IPC_MESSAGE_HANDLER(ViewHostMsg_CancelVibration, OnCancelVibration) | 36 IPC_MESSAGE_HANDLER(ViewHostMsg_CancelVibration, OnCancelVibration) |
40 IPC_MESSAGE_UNHANDLED(handled = false) | 37 IPC_MESSAGE_UNHANDLED(handled = false) |
41 IPC_END_MESSAGE_MAP_EX() | 38 IPC_END_MESSAGE_MAP() |
42 return handled; | 39 return handled; |
43 } | 40 } |
44 | 41 |
45 void VibrationMessageFilter::OnVibrate(int64 milliseconds) { | 42 void VibrationMessageFilter::OnVibrate(int64 milliseconds) { |
46 if (!provider_.get()) | 43 if (!provider_.get()) |
47 return; | 44 return; |
48 | 45 |
49 // Though the Blink implementation already sanitizes vibration times, don't | 46 // Though the Blink implementation already sanitizes vibration times, don't |
50 // trust any values passed from the renderer. | 47 // trust any values passed from the renderer. |
51 milliseconds = std::max(kMinimumVibrationDurationMs, std::min(milliseconds, | 48 milliseconds = std::max(kMinimumVibrationDurationMs, std::min(milliseconds, |
52 base::checked_cast<int64>(blink::kVibrationDurationMax))); | 49 base::checked_cast<int64>(blink::kVibrationDurationMax))); |
53 | 50 |
54 provider_->Vibrate(milliseconds); | 51 provider_->Vibrate(milliseconds); |
55 } | 52 } |
56 | 53 |
57 void VibrationMessageFilter::OnCancelVibration() { | 54 void VibrationMessageFilter::OnCancelVibration() { |
58 if (!provider_.get()) | 55 if (!provider_.get()) |
59 return; | 56 return; |
60 | 57 |
61 provider_->CancelVibration(); | 58 provider_->CancelVibration(); |
62 } | 59 } |
63 | 60 |
64 #if !defined(OS_ANDROID) | 61 #if !defined(OS_ANDROID) |
65 // static | 62 // static |
66 VibrationProvider* VibrationMessageFilter::CreateProvider() { | 63 VibrationProvider* VibrationMessageFilter::CreateProvider() { |
67 return NULL; | 64 return NULL; |
68 } | 65 } |
69 #endif | 66 #endif |
70 } // namespace content | 67 } // namespace content |
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