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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_DISPATCHER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_BATTERY_BATTERY_DISPATCHER_H_
#include "services/device/public/mojom/battery_monitor.mojom-blink.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/core/frame/platform_event_dispatcher.h"
#include "third_party/blink/renderer/modules/battery/battery_status.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_remote.h"
namespace blink {
class MODULES_EXPORT BatteryDispatcher final
: public GarbageCollected<BatteryDispatcher>,
public PlatformEventDispatcher {
public:
explicit BatteryDispatcher(ExecutionContext*);
BatteryDispatcher(const BatteryDispatcher&) = delete;
BatteryDispatcher& operator=(const BatteryDispatcher&) = delete;
const BatteryStatus* LatestData() const {
return has_latest_data_ ? &battery_status_ : nullptr;
}
void Trace(Visitor*) const override;
private:
void QueryNextStatus();
void OnDidChange(device::mojom::blink::BatteryStatusPtr);
void UpdateBatteryStatus(const BatteryStatus&);
// Inherited from PlatformEventDispatcher.
void StartListening(LocalDOMWindow*) override;
void StopListening() override;
HeapMojoRemote<device::mojom::blink::BatteryMonitor> monitor_;
BatteryStatus battery_status_;
bool has_latest_data_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_BATTERY_BATTERY_DISPATCHER_H_
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