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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_BATTERY_BATTERY_MANAGER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_BATTERY_BATTERY_MANAGER_H_
#include "third_party/blink/renderer/bindings/core/v8/active_script_wrappable.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_property.h"
#include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_state_observer.h"
#include "third_party/blink/renderer/core/frame/platform_event_controller.h"
#include "third_party/blink/renderer/modules/battery/battery_dispatcher.h"
#include "third_party/blink/renderer/modules/battery/battery_status.h"
#include "third_party/blink/renderer/modules/event_target_modules.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/supplementable.h"
namespace blink {
class Navigator;
class BatteryManager final : public EventTarget,
public ActiveScriptWrappable<BatteryManager>,
public Supplement<Navigator>,
public ExecutionContextLifecycleStateObserver,
public PlatformEventController {
DEFINE_WRAPPERTYPEINFO();
public:
static const char kSupplementName[];
static ScriptPromise<BatteryManager> getBattery(ScriptState*, Navigator&);
explicit BatteryManager(Navigator&);
~BatteryManager() override;
// Returns a promise object that will be resolved with this BatteryManager.
ScriptPromise<BatteryManager> StartRequest(ScriptState*);
// EventTarget implementation.
const WTF::AtomicString& InterfaceName() const override {
return event_target_names::kBatteryManager;
}
ExecutionContext* GetExecutionContext() const override {
return ExecutionContextLifecycleObserver::GetExecutionContext();
}
bool charging();
double chargingTime();
double dischargingTime();
double level();
DEFINE_ATTRIBUTE_EVENT_LISTENER(chargingchange, kChargingchange)
DEFINE_ATTRIBUTE_EVENT_LISTENER(chargingtimechange, kChargingtimechange)
DEFINE_ATTRIBUTE_EVENT_LISTENER(dischargingtimechange, kDischargingtimechange)
DEFINE_ATTRIBUTE_EVENT_LISTENER(levelchange, kLevelchange)
// Inherited from PlatformEventController.
void DidUpdateData() override;
void RegisterWithDispatcher() override;
void UnregisterWithDispatcher() override;
bool HasLastData() override;
// ContextLifecycleState implementation.
void ContextLifecycleStateChanged(mojom::FrameLifecycleState) override;
void ContextDestroyed() override;
// ScriptWrappable implementation.
bool HasPendingActivity() const final;
void Trace(Visitor*) const override;
private:
using BatteryProperty = ScriptPromiseProperty<BatteryManager, DOMException>;
Member<BatteryProperty> battery_property_;
BatteryStatus battery_status_;
Member<BatteryDispatcher> battery_dispatcher_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_BATTERY_BATTERY_MANAGER_H_
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