arc-bridge: Implement IPC message for app launcher

components/arc/arc_bridge_service_impl.h

 // Copyright 2015 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 COMPONENTS_ARC_ARC_BRIDGE_SERVICE_IMPL_H_
 #define COMPONENTS_ARC_ARC_BRIDGE_SERVICE_IMPL_H_
 
 #include "base/files/scoped_file.h"
 #include "base/macros.h"
 #include "components/arc/arc_bridge_service.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_message.h"
 
 namespace base {
 class SequencedTaskRunner;
 class SingleThreadTaskRunner;
 }
 
 namespace arc {
 
 // Real IPC based ArcBridgeService that is used in production.
 class ArcBridgeServiceImpl : public ArcBridgeService,
                              public IPC::Listener {
  public:
+
   ArcBridgeServiceImpl(
       const scoped_refptr<base::SingleThreadTaskRunner>& ipc_task_runner,
       const scoped_refptr<base::SequencedTaskRunner>& file_task_runner);
   ~ArcBridgeServiceImpl() override;
 
   void DetectAvailability() override;
 
   void HandleStartup() override;
 
   void Shutdown() override;
 
   bool RegisterInputDevice(const std::string& name,
                            const std::string& device_type,
                            base::ScopedFD fd) override;
 
+  // Requests to refresh an app list.
+  bool RefreshApps() override;
+
+  // Requests to launch an app.
+  bool LaunchApp(const std::string& package,
+                 const std::string& activity) override;
+
+  // Request to load icon of specific scale_factor.
+  bool RequestIcon(const std::string& package,
+                   const std::string& activity,
+                   int scale_factor) override;
+
  private:
   friend class ArcBridgeTest;
   FRIEND_TEST_ALL_PREFIXES(ArcBridgeTest, Basic);
   FRIEND_TEST_ALL_PREFIXES(ArcBridgeTest, ShutdownMidStartup);
 
   // If all pre-requisites are true (ARC is available, it has been enabled, and
   // the session has started), and ARC is stopped, start ARC. If ARC is running
   // and the pre-requisites stop being true, stop ARC.
   void PrerequisitesChanged();
 
@@ skipping 12 matching lines @@
   // Finishes connecting after setting socket permissions.
   void SocketConnectAfterSetSocketPermissions(const base::FilePath& socket_path,
                                               bool socket_permissions_success);
 
   // Stops the running instance.
   void StopInstance();
 
   // Called when the instance has reached a boot phase
   void OnInstanceBootPhase(InstanceBootPhase phase);
 
+  // Called whenever ARC sends information about available apps.
+  void OnAppsRefreshed(const std::vector<arc::AppInfo>& apps);
+
+  // Called whenever ARC sends app icon data for specific scale factor.
+  void OnAppIcon(const std::string& package,
+                 const std::string& activity,
+                 int scale_factor,
+                 const std::vector<uint8_t>& icon_png_data);
+
   // IPC::Listener:
   bool OnMessageReceived(const IPC::Message& message) override;
 
   // DBus callbacks.
   void OnArcAvailable(bool available);
   void OnInstanceStarted(bool success);
   void OnInstanceStopped(bool success);
 
   scoped_refptr<base::SingleThreadTaskRunner> ipc_task_runner_;
   scoped_refptr<base::SequencedTaskRunner> file_task_runner_;
 
   scoped_ptr<IPC::ChannelProxy> ipc_channel_;
 
   // If the user's session has started.
   bool session_started_;
 
   // WeakPtrFactory to use callbacks.
   base::WeakPtrFactory<ArcBridgeServiceImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ArcBridgeServiceImpl);
 };
 
 }  // namespace arc
 
 #endif  // COMPONENTS_ARC_ARC_BRIDGE_SERVICE_IMPL_H_