chore: rename atom -> electron (#21986)

shell/browser/api/electron_api_power_monitor.cc

@@ -0,0 +1,154 @@
+// Copyright (c) 2013 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "shell/browser/api/electron_api_power_monitor.h"
+
+#include "base/power_monitor/power_monitor.h"
+#include "base/power_monitor/power_monitor_device_source.h"
+#include "gin/dictionary.h"
+#include "gin/handle.h"
+#include "shell/browser/browser.h"
+#include "shell/common/gin_converters/callback_converter.h"
+#include "shell/common/gin_helper/object_template_builder.h"
+#include "shell/common/node_includes.h"
+
+namespace gin {
+
+template <>
+struct Converter<ui::IdleState> {
+  static v8::Local<v8::Value> ToV8(v8::Isolate* isolate,
+                                   const ui::IdleState& in) {
+    switch (in) {
+      case ui::IDLE_STATE_ACTIVE:
+        return StringToV8(isolate, "active");
+      case ui::IDLE_STATE_IDLE:
+        return StringToV8(isolate, "idle");
+      case ui::IDLE_STATE_LOCKED:
+        return StringToV8(isolate, "locked");
+      case ui::IDLE_STATE_UNKNOWN:
+      default:
+        return StringToV8(isolate, "unknown");
+    }
+  }
+};
+
+}  // namespace gin
+
+namespace electron {
+
+namespace api {
+
+PowerMonitor::PowerMonitor(v8::Isolate* isolate) {
+#if defined(OS_LINUX)
+  SetShutdownHandler(base::BindRepeating(&PowerMonitor::ShouldShutdown,
+                                         base::Unretained(this)));
+#elif defined(OS_MACOSX)
+  Browser::Get()->SetShutdownHandler(base::BindRepeating(
+      &PowerMonitor::ShouldShutdown, base::Unretained(this)));
+#endif
+  base::PowerMonitor::AddObserver(this);
+  Init(isolate);
+#if defined(OS_MACOSX) || defined(OS_WIN)
+  InitPlatformSpecificMonitors();
+#endif
+}
+
+PowerMonitor::~PowerMonitor() {
+  base::PowerMonitor::RemoveObserver(this);
+}
+
+bool PowerMonitor::ShouldShutdown() {
+  return !Emit("shutdown");
+}
+
+#if defined(OS_LINUX)
+void PowerMonitor::BlockShutdown() {
+  PowerObserverLinux::BlockShutdown();
+}
+
+void PowerMonitor::UnblockShutdown() {
+  PowerObserverLinux::UnblockShutdown();
+}
+#endif
+
+void PowerMonitor::OnPowerStateChange(bool on_battery_power) {
+  if (on_battery_power)
+    Emit("on-battery");
+  else
+    Emit("on-ac");
+}
+
+void PowerMonitor::OnSuspend() {
+  Emit("suspend");
+}
+
+void PowerMonitor::OnResume() {
+  Emit("resume");
+}
+
+ui::IdleState PowerMonitor::GetSystemIdleState(v8::Isolate* isolate,
+                                               int idle_threshold) {
+  if (idle_threshold > 0) {
+    return ui::CalculateIdleState(idle_threshold);
+  } else {
+    isolate->ThrowException(v8::Exception::TypeError(gin::StringToV8(
+        isolate, "Invalid idle threshold, must be greater than 0")));
+    return ui::IDLE_STATE_UNKNOWN;
+  }
+}
+
+int PowerMonitor::GetSystemIdleTime() {
+  return ui::CalculateIdleTime();
+}
+
+// static
+v8::Local<v8::Value> PowerMonitor::Create(v8::Isolate* isolate) {
+  if (!Browser::Get()->is_ready()) {
+    isolate->ThrowException(v8::Exception::Error(
+        gin::StringToV8(isolate,
+                        "The 'powerMonitor' module can't be used before the "
+                        "app 'ready' event")));
+    return v8::Null(isolate);
+  }
+
+  return gin::CreateHandle(isolate, new PowerMonitor(isolate)).ToV8();
+}
+
+// static
+void PowerMonitor::BuildPrototype(v8::Isolate* isolate,
+                                  v8::Local<v8::FunctionTemplate> prototype) {
+  prototype->SetClassName(gin::StringToV8(isolate, "PowerMonitor"));
+  gin_helper::Destroyable::MakeDestroyable(isolate, prototype);
+  gin_helper::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
+#if defined(OS_LINUX)
+      .SetMethod("blockShutdown", &PowerMonitor::BlockShutdown)
+      .SetMethod("unblockShutdown", &PowerMonitor::UnblockShutdown)
+#endif
+      .SetMethod("getSystemIdleState", &PowerMonitor::GetSystemIdleState)
+      .SetMethod("getSystemIdleTime", &PowerMonitor::GetSystemIdleTime);
+}
+
+}  // namespace api
+
+}  // namespace electron
+
+namespace {
+
+using electron::api::PowerMonitor;
+
+void Initialize(v8::Local<v8::Object> exports,
+                v8::Local<v8::Value> unused,
+                v8::Local<v8::Context> context,
+                void* priv) {
+  v8::Isolate* isolate = context->GetIsolate();
+  gin::Dictionary dict(isolate, exports);
+  dict.Set("createPowerMonitor", base::BindRepeating(&PowerMonitor::Create));
+  dict.Set("PowerMonitor", PowerMonitor::GetConstructor(isolate)
+                               ->GetFunction(context)
+                               .ToLocalChecked());
+}
+
+}  // namespace
+
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_power_monitor, Initialize)