73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
// Copyright (c) 2013 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "atom/browser/api/atom_api_power_monitor.h"
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#include "atom/browser/browser.h"
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#include "atom/common/node_includes.h"
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#include "base/power_monitor/power_monitor.h"
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#include "base/power_monitor/power_monitor_device_source.h"
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#include "native_mate/dictionary.h"
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namespace atom {
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namespace api {
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PowerMonitor::PowerMonitor() {
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base::PowerMonitor::Get()->AddObserver(this);
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}
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PowerMonitor::~PowerMonitor() {
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base::PowerMonitor::Get()->RemoveObserver(this);
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}
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void PowerMonitor::OnPowerStateChange(bool on_battery_power) {
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if (on_battery_power)
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Emit("on-battery");
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else
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Emit("on-ac");
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}
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void PowerMonitor::OnSuspend() {
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Emit("suspend");
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}
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void PowerMonitor::OnResume() {
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Emit("resume");
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}
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// static
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v8::Local<v8::Value> PowerMonitor::Create(v8::Isolate* isolate) {
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if (!Browser::Get()->is_ready()) {
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isolate->ThrowException(v8::Exception::Error(mate::StringToV8(
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isolate,
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"Cannot initialize \"power-monitor\" module before app is ready")));
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return v8::Null(isolate);
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}
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return CreateHandle(isolate, new PowerMonitor).ToV8();
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}
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} // namespace api
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} // namespace atom
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namespace {
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void Initialize(v8::Local<v8::Object> exports, v8::Local<v8::Value> unused,
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v8::Local<v8::Context> context, void* priv) {
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#if defined(OS_MACOSX)
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base::PowerMonitorDeviceSource::AllocateSystemIOPorts();
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#endif
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using atom::api::PowerMonitor;
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v8::Isolate* isolate = context->GetIsolate();
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mate::Dictionary dict(isolate, exports);
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dict.Set("powerMonitor", PowerMonitor::Create(isolate));
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}
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} // namespace
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NODE_MODULE_CONTEXT_AWARE_BUILTIN(atom_browser_power_monitor, Initialize)
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