electron/shell/browser/api/electron_api_power_monitor.h
2020-03-24 09:03:29 -07:00

90 lines
2.4 KiB
C++

// Copyright (c) 2013 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef SHELL_BROWSER_API_ELECTRON_API_POWER_MONITOR_H_
#define SHELL_BROWSER_API_ELECTRON_API_POWER_MONITOR_H_
#include "base/power_monitor/power_observer.h"
#include "gin/wrappable.h"
#include "shell/browser/event_emitter_mixin.h"
#include "shell/common/gin_helper/pinnable.h"
#include "ui/base/idle/idle.h"
#if defined(OS_LINUX)
#include "shell/browser/lib/power_observer_linux.h"
#endif
namespace electron {
namespace api {
class PowerMonitor : public gin::Wrappable<PowerMonitor>,
public gin_helper::EventEmitterMixin<PowerMonitor>,
public gin_helper::Pinnable<PowerMonitor>,
public base::PowerObserver {
public:
static v8::Local<v8::Value> Create(v8::Isolate* isolate);
// gin::Wrappable
static gin::WrapperInfo kWrapperInfo;
gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
v8::Isolate* isolate) override;
const char* GetTypeName() override;
private:
explicit PowerMonitor(v8::Isolate* isolate);
~PowerMonitor() override;
#if defined(OS_LINUX)
void SetListeningForShutdown(bool);
#endif
// Called by native calles.
bool ShouldShutdown();
#if defined(OS_MACOSX) || defined(OS_WIN)
void InitPlatformSpecificMonitors();
#endif
// base::PowerObserver implementations:
void OnPowerStateChange(bool on_battery_power) override;
void OnSuspend() override;
void OnResume() override;
#if defined(OS_WIN)
// Static callback invoked when a message comes in to our messaging window.
static LRESULT CALLBACK WndProcStatic(HWND hwnd,
UINT message,
WPARAM wparam,
LPARAM lparam);
LRESULT CALLBACK WndProc(HWND hwnd,
UINT message,
WPARAM wparam,
LPARAM lparam);
// The window class of |window_|.
ATOM atom_;
// The handle of the module that contains the window procedure of |window_|.
HMODULE instance_;
// The window used for processing events.
HWND window_;
#endif
#if defined(OS_LINUX)
PowerObserverLinux power_observer_linux_{this};
#endif
v8::Global<v8::Value> pinned_;
DISALLOW_COPY_AND_ASSIGN(PowerMonitor);
};
} // namespace api
} // namespace electron
#endif // SHELL_BROWSER_API_ELECTRON_API_POWER_MONITOR_H_