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| 1 // Copyright 2014 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 #include "content/browser/screen_orientation/screen_orientation_dispatcher_host_
impl.h" | |
| 6 | |
| 7 #include "content/common/screen_orientation_messages.h" | |
| 8 #include "content/public/browser/render_frame_host.h" | |
| 9 #include "content/public/browser/render_process_host.h" | |
| 10 #include "content/public/browser/render_view_host.h" | |
| 11 #include "content/public/browser/render_widget_host.h" | |
| 12 #include "content/public/browser/screen_orientation_provider.h" | |
| 13 #include "content/public/browser/web_contents.h" | |
| 14 #include "third_party/WebKit/public/platform/WebScreenInfo.h" | |
| 15 | |
| 16 namespace content { | |
| 17 | |
| 18 ScreenOrientationDispatcherHostImpl::LockInformation::LockInformation( | |
| 19 int request_id, int process_id, int routing_id) | |
| 20 : request_id(request_id), | |
| 21 process_id(process_id), | |
| 22 routing_id(routing_id) { | |
| 23 } | |
| 24 | |
| 25 ScreenOrientationDispatcherHostImpl::ScreenOrientationDispatcherHostImpl( | |
| 26 WebContents* web_contents) | |
| 27 : WebContentsObserver(web_contents), | |
| 28 current_lock_(NULL) { | |
| 29 provider_.reset(ScreenOrientationProvider::Create(this, web_contents)); | |
| 30 } | |
| 31 | |
| 32 ScreenOrientationDispatcherHostImpl::~ScreenOrientationDispatcherHostImpl() { | |
| 33 ResetCurrentLock(); | |
| 34 } | |
| 35 | |
| 36 void ScreenOrientationDispatcherHostImpl::ResetCurrentLock() { | |
| 37 if (current_lock_) { | |
| 38 delete current_lock_; | |
| 39 current_lock_ = 0; | |
| 40 } | |
| 41 } | |
| 42 | |
| 43 bool ScreenOrientationDispatcherHostImpl::OnMessageReceived( | |
| 44 const IPC::Message& message, | |
| 45 RenderFrameHost* render_frame_host) { | |
| 46 bool handled = true; | |
| 47 | |
| 48 IPC_BEGIN_MESSAGE_MAP_WITH_PARAM(ScreenOrientationDispatcherHostImpl, message, | |
| 49 render_frame_host) | |
| 50 IPC_MESSAGE_HANDLER(ScreenOrientationHostMsg_LockRequest, OnLockRequest) | |
| 51 IPC_MESSAGE_HANDLER(ScreenOrientationHostMsg_Unlock, OnUnlockRequest) | |
| 52 IPC_MESSAGE_UNHANDLED(handled = false) | |
| 53 IPC_END_MESSAGE_MAP() | |
| 54 | |
| 55 return handled; | |
| 56 } | |
| 57 | |
| 58 RenderFrameHost* | |
| 59 ScreenOrientationDispatcherHostImpl::GetRenderFrameHostForRequestID( | |
| 60 int request_id) { | |
| 61 if (!current_lock_ || current_lock_->request_id != request_id) | |
| 62 return NULL; | |
| 63 | |
| 64 return RenderFrameHost::FromID(current_lock_->process_id, | |
| 65 current_lock_->routing_id); | |
| 66 } | |
| 67 | |
| 68 void ScreenOrientationDispatcherHostImpl::NotifyLockSuccess(int request_id) { | |
| 69 RenderFrameHost* render_frame_host = | |
| 70 GetRenderFrameHostForRequestID(request_id); | |
| 71 if (!render_frame_host) | |
| 72 return; | |
| 73 | |
| 74 render_frame_host->Send(new ScreenOrientationMsg_LockSuccess( | |
| 75 render_frame_host->GetRoutingID(), request_id)); | |
| 76 ResetCurrentLock(); | |
| 77 } | |
| 78 | |
| 79 void ScreenOrientationDispatcherHostImpl::NotifyLockError( | |
| 80 int request_id, blink::WebLockOrientationError error) { | |
| 81 RenderFrameHost* render_frame_host = | |
| 82 GetRenderFrameHostForRequestID(request_id); | |
| 83 if (!render_frame_host) | |
| 84 return; | |
| 85 | |
| 86 NotifyLockError(request_id, render_frame_host, error); | |
| 87 } | |
| 88 | |
| 89 void ScreenOrientationDispatcherHostImpl::NotifyLockError( | |
| 90 int request_id, | |
| 91 RenderFrameHost* render_frame_host, | |
| 92 blink::WebLockOrientationError error) { | |
| 93 render_frame_host->Send(new ScreenOrientationMsg_LockError( | |
| 94 render_frame_host->GetRoutingID(), request_id, error)); | |
| 95 ResetCurrentLock(); | |
| 96 } | |
| 97 | |
| 98 void ScreenOrientationDispatcherHostImpl::OnOrientationChange() { | |
| 99 if (provider_) | |
| 100 provider_->OnOrientationChange(); | |
| 101 } | |
| 102 | |
| 103 void ScreenOrientationDispatcherHostImpl::OnLockRequest( | |
| 104 RenderFrameHost* render_frame_host, | |
| 105 blink::WebScreenOrientationLockType orientation, | |
| 106 int request_id) { | |
| 107 if (current_lock_) { | |
| 108 NotifyLockError(current_lock_->request_id, render_frame_host, | |
| 109 blink::WebLockOrientationErrorCanceled); | |
| 110 } | |
| 111 | |
| 112 if (!provider_) { | |
| 113 NotifyLockError(request_id, render_frame_host, | |
| 114 blink::WebLockOrientationErrorNotAvailable); | |
| 115 return; | |
| 116 } | |
| 117 | |
| 118 current_lock_ = new LockInformation(request_id, | |
| 119 render_frame_host->GetProcess()->GetID(), | |
| 120 render_frame_host->GetRoutingID()); | |
| 121 | |
| 122 provider_->LockOrientation(request_id, orientation); | |
| 123 } | |
| 124 | |
| 125 void ScreenOrientationDispatcherHostImpl::OnUnlockRequest( | |
| 126 RenderFrameHost* render_frame_host) { | |
| 127 if (current_lock_) { | |
| 128 NotifyLockError(current_lock_->request_id, render_frame_host, | |
| 129 blink::WebLockOrientationErrorCanceled); | |
| 130 } | |
| 131 | |
| 132 if (!provider_) | |
| 133 return; | |
| 134 | |
| 135 provider_->UnlockOrientation(); | |
| 136 } | |
| 137 | |
| 138 } // namespace content | |
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Chromium Code Reviews
Issue 549603003:
Create Mojo service for locking/unlocking screen orientation. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master