app_shell: Shut down in response to power button.

chromeos/dbus/fake_power_manager_client.h

 // Copyright (c) 2013 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.
 
 #ifndef CHROMEOS_DBUS_FAKE_POWER_MANAGER_CLIENT_H_
 #define CHROMEOS_DBUS_FAKE_POWER_MANAGER_CLIENT_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/observer_list.h"
 #include "chromeos/dbus/power_manager/policy.pb.h"
 #include "chromeos/dbus/power_manager/suspend.pb.h"
 #include "chromeos/dbus/power_manager_client.h"
 
 namespace chromeos {
 
 // A fake implementation of PowerManagerClient. This remembers the policy passed
 // to SetPolicy() and the user of this class can inspect the last set policy by
 // get_policy().
 class FakePowerManagerClient : public PowerManagerClient {
  public:
   FakePowerManagerClient();
   virtual ~FakePowerManagerClient();
 
   power_manager::PowerManagementPolicy& policy() { return policy_; }
-  int num_request_restart_calls() const {
-    return num_request_restart_calls_;
-  }
-  int num_set_policy_calls() const {
-    return num_set_policy_calls_;
-  }
+  int num_request_restart_calls() const { return num_request_restart_calls_; }
+  int num_request_shutdown_calls() const { return num_request_shutdown_calls_; }
+  int num_set_policy_calls() const { return num_set_policy_calls_; }
   int num_set_is_projecting_calls() const {
     return num_set_is_projecting_calls_;
   }
-  bool is_projecting() const {
-    return is_projecting_;
-  }
+  bool is_projecting() const { return is_projecting_; }
 
   // PowerManagerClient overrides
   virtual void Init(dbus::Bus* bus) OVERRIDE;
   virtual void AddObserver(Observer* observer) OVERRIDE;
   virtual void RemoveObserver(Observer* observer) OVERRIDE;
   virtual bool HasObserver(Observer* observer) OVERRIDE;
   virtual void DecreaseScreenBrightness(bool allow_off) OVERRIDE;
   virtual void IncreaseScreenBrightness() OVERRIDE;
   virtual void SetScreenBrightnessPercent(
       double percent, bool gradual) OVERRIDE;
@@ skipping 12 matching lines @@
   virtual void SetIsProjecting(bool is_projecting) OVERRIDE;
   virtual base::Closure GetSuspendReadinessCallback() OVERRIDE;
   virtual int GetNumPendingSuspendReadinessCallbacks() OVERRIDE;
 
   // Emulates the power manager announcing that the system is starting or
   // completing a suspend attempt.
   void SendSuspendImminent();
   void SendSuspendDone();
   void SendDarkSuspendImminent();
 
+  // Notifies observers that the power button has been pressed or released.
+  void SendPowerButtonEvent(bool down, const base::TimeTicks& timestamp);
+
  private:
   ObserverList<Observer> observers_;
 
   // Last policy passed to SetPolicy().
   power_manager::PowerManagementPolicy policy_;
 
-  // Number of times that RequestRestart() has been called.
+  // Number of times that various methods have been called.
   int num_request_restart_calls_;
-
-  // Number of times that SetPolicy() has been called.
+  int num_request_shutdown_calls_;
   int num_set_policy_calls_;
-
-  // Count the number of times SetIsProjecting() has been called.
   int num_set_is_projecting_calls_;
 
   // Last projecting state set in SetIsProjecting().
   bool is_projecting_;
 
   DISALLOW_COPY_AND_ASSIGN(FakePowerManagerClient);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_FAKE_POWER_MANAGER_CLIENT_H_