chromeos: Power manager client calls shutdown and restart

chrome/browser/chromeos/dbus/power_manager_client.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/dbus/power_manager_client.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/format_macros.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 110 matching lines @@
         base::Bind(&PowerManagerClientImpl::OnIncreaseScreenBrightness,
                    weak_ptr_factory_.GetWeakPtr()));
   }
 
   virtual void RequestStatusUpdate() OVERRIDE {
     // TODO(stevenjb): chromeos::RetrievePowerInformation has been deprecated;
     // we should add a mechanism to immediately request an update, probably
     // when we migrate the DBus code from libcros to here.
   }
 
+  // Requests restart of the system.
+  virtual void RequestRestart() OVERRIDE {
+    dbus::MethodCall method_call(power_manager::kPowerManagerInterface,
+                                 power_manager::kRequestRestartMethod);
+    power_manager_proxy_->CallMethod(
+        &method_call,
+        dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
+        base::Bind(&PowerManagerClientImpl::OnRequestShutdownOrRestart,
+                   weak_ptr_factory_.GetWeakPtr()));

[satorux1, 2011/11/11 18:04:59]

Please use dbus::ObjectProxy::EmptyResponseCallback(), which I added last night.

[Simon Que, 2011/11/11 18:56:53]

Done.

+  };
+
+  // Requests shutdown of the system.
+  virtual void RequestShutdown() OVERRIDE {
+    dbus::MethodCall method_call(power_manager::kPowerManagerInterface,
+                                 power_manager::kRequestShutdownMethod);
+    power_manager_proxy_->CallMethod(
+        &method_call,
+        dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
+        base::Bind(&PowerManagerClientImpl::OnRequestShutdownOrRestart,
+                   weak_ptr_factory_.GetWeakPtr()));

[satorux1, 2011/11/11 18:04:59]

ditto.

[Simon Que, 2011/11/11 18:56:53]

Done.

+  }
+
+
  private:
   // Called when a dbus signal is initially connected.
   void SignalConnected(const std::string& interface_name,
                        const std::string& signal_name,
                        bool success) {
     LOG_IF(WARNING, !success) << "Failed to connect to signal "
                               << signal_name << ".";
   }
 
   // Called when a brightness change signal is received.
@@ skipping 72 matching lines @@
         !reader.PopBool(&status.battery_is_full)) {
       LOG(ERROR) << "Error reading response from powerd: "
                  << response->ToString();
       return;
     }
 
     VLOG(1) << "Power status: " << status.ToString();
     FOR_EACH_OBSERVER(Observer, observers_, PowerChanged(status));
   }
 
+  // Dummy callback function for CallMethod.
+  // TODO(satorux): remove when dbus method call function supports no callback.
+  void OnRequestShutdownOrRestart(dbus::Response* response) {}

[satorux1, 2011/11/11 18:04:59]

Remove this now.

[Simon Que, 2011/11/11 18:56:53]

Done.

+
   dbus::ObjectProxy* power_manager_proxy_;
   ObserverList<Observer> observers_;
   base::WeakPtrFactory<PowerManagerClientImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PowerManagerClientImpl);
 };
 
 // The PowerManagerClient implementation used on Linux desktop,
 // which does nothing.
 class PowerManagerClientStubImpl : public PowerManagerClient {
@@ skipping 31 matching lines @@
       timer_.Start(
           FROM_HERE,
           base::TimeDelta::FromMilliseconds(100),
           this,
           &PowerManagerClientStubImpl::Update);
     } else {
       timer_.Stop();
     }
   }
 
+  virtual void RequestRestart() OVERRIDE {}
+
+  virtual void RequestShutdown() OVERRIDE {}
+
  private:
   void Update() {
     // We pause at 0 and 100% so that it's easier to check those conditions.
     if (pause_count_ > 1) {
       pause_count_--;
       return;
     }
 
     if (battery_percentage_ == 0 || battery_percentage_ == 100) {
       if (pause_count_) {
@@ skipping 33 matching lines @@
 
 PowerManagerClient* PowerManagerClient::Create(dbus::Bus* bus) {
   if (system::runtime_environment::IsRunningOnChromeOS()) {
     return new PowerManagerClientImpl(bus);
   } else {
     return new PowerManagerClientStubImpl();
   }
 }
 
 }  // namespace chromeos