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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 #include <vector>
     10 
     11 #include "apps/app_shim/app_shim_handler_mac.h"
     12 #include "base/files/file_path.h"
     13 #include "base/memory/scoped_ptr.h"
     14 #include "base/threading/non_thread_safe.h"
     15 #include "ipc/ipc_listener.h"
     16 #include "ipc/ipc_sender.h"
     17 
     18 namespace IPC {
     19 struct ChannelHandle;
     20 class ChannelProxy;
     21 class Message;
     22 }  // namespace IPC
     23 
     24 // This is the counterpart to AppShimController in
     25 // chrome/app/chrome_main_app_mode_mac.mm. The AppShimHost owns itself, and is
     26 // destroyed when the app it corresponds to is closed or when the channel
     27 // connected to the app shim is closed.
     28 class AppShimHost : public IPC::Listener,
     29                     public IPC::Sender,
     30                     public apps::AppShimHandler::Host,
     31                     public base::NonThreadSafe {
     32  public:
     33   AppShimHost();
     34   virtual ~AppShimHost();
     35 
     36   // Creates a new server-side IPC channel at |handle|, which should contain a
     37   // file descriptor of a channel created by an IPC::ChannelFactory, and begins
     38   // listening for messages on it.
     39   void ServeChannel(const IPC::ChannelHandle& handle);
     40 
     41  protected:
     42   // IPC::Listener implementation.
     43   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
     44   virtual void OnChannelError() OVERRIDE;
     45 
     46   // IPC::Sender implementation.
     47   virtual bool Send(IPC::Message* message) OVERRIDE;
     48 
     49  private:
     50   // The app shim process is requesting to be associated with the given profile
     51   // and app_id. Once the profile and app_id are stored, and all future
     52   // messages from the app shim relate to this app. The app is launched
     53   // immediately if |launch_now| is true.
     54   void OnLaunchApp(const base::FilePath& profile_dir,
     55                    const std::string& app_id,
     56                    apps::AppShimLaunchType launch_type,
     57                    const std::vector<base::FilePath>& files);
     58 
     59   // Called when the app shim process notifies that the app was focused.
     60   void OnFocus(apps::AppShimFocusType focus_type,
     61                const std::vector<base::FilePath>& files);
     62 
     63   void OnSetHidden(bool hidden);
     64 
     65   // Called when the app shim process notifies that the app should quit.
     66   void OnQuit();
     67 
     68   // apps::AppShimHandler::Host overrides:
     69   virtual void OnAppLaunchComplete(apps::AppShimLaunchResult result) OVERRIDE;
     70   virtual void OnAppClosed() OVERRIDE;
     71   virtual void OnAppHide() OVERRIDE;
     72   virtual void OnAppRequestUserAttention() OVERRIDE;
     73   virtual base::FilePath GetProfilePath() const OVERRIDE;
     74   virtual std::string GetAppId() const OVERRIDE;
     75 
     76   // Closes the channel and destroys the AppShimHost.
     77   void Close();
     78 
     79   scoped_ptr<IPC::ChannelProxy> channel_;
     80   std::string app_id_;
     81   base::FilePath profile_path_;
     82   bool initial_launch_finished_;
     83 };
     84 
     85 #endif  // CHROME_BROWSER_WEB_APPLICATIONS_APP_SHIM_HOST_MAC_H_
     86