mojo/shell/app_child_process_host.h

   1 // Copyright 2014 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 MOJO_SHELL_APP_CHILD_PROCESS_HOST_H_
   6 #define MOJO_SHELL_APP_CHILD_PROCESS_HOST_H_
   7
   8 #include "base/macros.h"
   9 #include "mojo/shell/app_child_process.mojom.h"
  10 #include "mojo/shell/child_process_host.h"
  11
  12 namespace mojo {
  13
  14 namespace embedder {
  15 struct ChannelInfo;
  16 }
  17
  18 namespace shell {
  19
  20 // A subclass of |ChildProcessHost| to host a |TYPE_APP| child process, which
  21 // runs a single app (loaded from the file system).
  22 //
  23 // Note: After |Start()|, this object must remain alive until the controller
  24 // client's |AppCompleted()| is called.
  25 class AppChildProcessHost : public ChildProcessHost,
  26                             public ChildProcessHost::Delegate {
  27  public:
  28   AppChildProcessHost(Context* context,
  29                       AppChildControllerClient* controller_client);
  30   virtual ~AppChildProcessHost();
  31
  32   AppChildController* controller() {
  33     return controller_.get();
  34   }
  35
  36  private:
  37   // |ChildProcessHost::Delegate| methods:
  38   virtual void WillStart() OVERRIDE;
  39   virtual void DidStart(bool success) OVERRIDE;
  40
  41   // Callback for |embedder::CreateChannel()|.
  42   void DidCreateChannel(embedder::ChannelInfo* channel_info);
  43
  44   AppChildControllerClient* const controller_client_;
  45
  46   AppChildControllerPtr controller_;
  47   embedder::ChannelInfo* channel_info_;
  48
  49   DISALLOW_COPY_AND_ASSIGN(AppChildProcessHost);
  50 };
  51
  52 }  // namespace shell
  53 }  // namespace mojo
  54
  55 #endif  // MOJO_SHELL_APP_CHILD_PROCESS_HOST_H_