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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_WEB_APPLICATIONS_APP_SHIM_HOST_MAC_H_
      6 #define CHROME_BROWSER_WEB_APPLICATIONS_APP_SHIM_HOST_MAC_H_
      7 
      8 #include <string>
      9 
     10 #include "apps/app_shim/app_shim_handler_mac.h"
     11 #include "base/files/file_path.h"
     12 #include "base/memory/scoped_ptr.h"
     13 #include "base/threading/non_thread_safe.h"
     14 #include "ipc/ipc_listener.h"
     15 #include "ipc/ipc_sender.h"
     16 
     17 namespace IPC {
     18 struct ChannelHandle;
     19 class ChannelProxy;
     20 class Message;
     21 }  // namespace IPC
     22 
     23 // This is the counterpart to AppShimController in
     24 // chrome/app/chrome_main_app_mode_mac.mm. The AppShimHost owns itself, and is
     25 // destroyed when the app it corresponds to is closed or when the channel
     26 // connected to the app shim is closed.
     27 class AppShimHost : public IPC::Listener,
     28                     public IPC::Sender,
     29                     public apps::AppShimHandler::Host,
     30                     public base::NonThreadSafe {
     31  public:
     32   AppShimHost();
     33   virtual ~AppShimHost();
     34 
     35   // Creates a new server-side IPC channel at |handle|, which should contain a
     36   // file descriptor of a channel created by an IPC::ChannelFactory, and begins
     37   // listening for messages on it.
     38   void ServeChannel(const IPC::ChannelHandle& handle);
     39 
     40  protected:
     41   // IPC::Listener implementation.
     42   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
     43   virtual void OnChannelError() OVERRIDE;
     44 
     45   // IPC::Sender implementation.
     46   virtual bool Send(IPC::Message* message) OVERRIDE;
     47 
     48  private:
     49   // The app shim process is requesting to be associated with the given profile
     50   // and app_id. Once the profile and app_id are stored, and all future
     51   // messages from the app shim relate to this app. The app is launched
     52   // immediately if |launch_now| is true.
     53   void OnLaunchApp(base::FilePath profile_dir,
     54                    std::string app_id,
     55                    apps::AppShimLaunchType launch_type);
     56 
     57   // Called when the app shim process notifies that the app was focused.
     58   void OnFocus(apps::AppShimFocusType focus_type);
     59 
     60   void OnSetHidden(bool hidden);
     61 
     62   // Called when the app shim process notifies that the app should quit.
     63   void OnQuit();
     64 
     65   // apps::AppShimHandler::Host overrides:
     66   virtual void OnAppLaunchComplete(apps::AppShimLaunchResult result) OVERRIDE;
     67   virtual void OnAppClosed() OVERRIDE;
     68   virtual base::FilePath GetProfilePath() const OVERRIDE;
     69   virtual std::string GetAppId() const OVERRIDE;
     70 
     71   // Closes the channel and destroys the AppShimHost.
     72   void Close();
     73 
     74   scoped_ptr<IPC::ChannelProxy> channel_;
     75   std::string app_id_;
     76   base::FilePath profile_path_;
     77   bool initial_launch_finished_;
     78 };
     79 
     80 #endif  // CHROME_BROWSER_WEB_APPLICATIONS_APP_SHIM_HOST_MAC_H_
     81