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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 "modules/battery/BatteryManager.h" | 5 #include "modules/battery/BatteryManager.h" |
6 | 6 |
7 #include "core/dom/DOMException.h" | 7 #include "core/dom/DOMException.h" |
8 #include "core/dom/Document.h" | 8 #include "core/dom/Document.h" |
| 9 #include "core/dom/ExecutionContext.h" |
9 #include "core/events/Event.h" | 10 #include "core/events/Event.h" |
10 #include "modules/battery/BatteryDispatcher.h" | 11 #include "modules/battery/BatteryDispatcher.h" |
11 #include "platform/wtf/Assertions.h" | 12 #include "platform/wtf/Assertions.h" |
12 | 13 |
13 namespace blink { | 14 namespace blink { |
14 | 15 |
15 BatteryManager* BatteryManager::Create(ExecutionContext* context) { | 16 BatteryManager* BatteryManager::Create(ExecutionContext* context) { |
16 BatteryManager* battery_manager = new BatteryManager(context); | 17 BatteryManager* battery_manager = new BatteryManager(context); |
17 battery_manager->SuspendIfNeeded(); | 18 battery_manager->SuspendIfNeeded(); |
18 return battery_manager; | 19 return battery_manager; |
19 } | 20 } |
20 | 21 |
21 BatteryManager::~BatteryManager() {} | 22 BatteryManager::~BatteryManager() {} |
22 | 23 |
23 BatteryManager::BatteryManager(ExecutionContext* context) | 24 BatteryManager::BatteryManager(ExecutionContext* context) |
24 : SuspendableObject(context), | 25 : SuspendableObject(context), |
25 PlatformEventController(ToDocument(context)->GetFrame()) {} | 26 PlatformEventController(ToDocument(context)->GetFrame()) {} |
26 | 27 |
27 ScriptPromise BatteryManager::StartRequest(ScriptState* script_state) { | 28 ScriptPromise BatteryManager::StartRequest(ScriptState* script_state) { |
28 if (!battery_property_) { | 29 if (!battery_property_) { |
29 battery_property_ = new BatteryProperty(script_state->GetExecutionContext(), | 30 battery_property_ = new BatteryProperty( |
30 this, BatteryProperty::kReady); | 31 ExecutionContext::From(script_state), this, BatteryProperty::kReady); |
31 | 32 |
32 // If the context is in a stopped state already, do not start updating. | 33 // If the context is in a stopped state already, do not start updating. |
33 if (!GetExecutionContext() || GetExecutionContext()->IsContextDestroyed()) { | 34 if (!GetExecutionContext() || GetExecutionContext()->IsContextDestroyed()) { |
34 battery_property_->Resolve(this); | 35 battery_property_->Resolve(this); |
35 } else { | 36 } else { |
36 has_event_listener_ = true; | 37 has_event_listener_ = true; |
37 StartUpdating(); | 38 StartUpdating(); |
38 } | 39 } |
39 } | 40 } |
40 | 41 |
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118 } | 119 } |
119 | 120 |
120 DEFINE_TRACE(BatteryManager) { | 121 DEFINE_TRACE(BatteryManager) { |
121 visitor->Trace(battery_property_); | 122 visitor->Trace(battery_property_); |
122 PlatformEventController::Trace(visitor); | 123 PlatformEventController::Trace(visitor); |
123 EventTargetWithInlineData::Trace(visitor); | 124 EventTargetWithInlineData::Trace(visitor); |
124 SuspendableObject::Trace(visitor); | 125 SuspendableObject::Trace(visitor); |
125 } | 126 } |
126 | 127 |
127 } // namespace blink | 128 } // namespace blink |
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