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      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_OUT_OF_PROCESS_DYNAMIC_SERVICE_RUNNER_H_
      6 #define MOJO_SHELL_OUT_OF_PROCESS_DYNAMIC_SERVICE_RUNNER_H_
      7 
      8 #include "base/callback.h"
      9 #include "base/files/file_path.h"
     10 #include "base/macros.h"
     11 #include "mojo/shell/app_child_process.mojom.h"
     12 #include "mojo/shell/app_child_process_host.h"
     13 #include "mojo/shell/dynamic_service_runner.h"
     14 #include "mojo/shell/keep_alive.h"
     15 
     16 namespace mojo {
     17 namespace shell {
     18 
     19 // An implementation of |DynamicServiceRunner| that loads/runs the given app
     20 // (from the file system) in a separate process (of its own).
     21 class OutOfProcessDynamicServiceRunner
     22     : public DynamicServiceRunner,
     23       public AppChildControllerClient {
     24  public:
     25   explicit OutOfProcessDynamicServiceRunner(Context* context);
     26   virtual ~OutOfProcessDynamicServiceRunner();
     27 
     28   // |DynamicServiceRunner| method:
     29   virtual void Start(const base::FilePath& app_path,
     30                      ScopedMessagePipeHandle service_handle,
     31                      const base::Closure& app_completed_callback) OVERRIDE;
     32 
     33  private:
     34   // |AppChildControllerClient| method:
     35   virtual void AppCompleted(int32_t result) OVERRIDE;
     36 
     37   Context* const context_;
     38 
     39   KeepAlive keep_alive_;
     40   base::FilePath app_path_;
     41   ScopedMessagePipeHandle service_handle_;
     42   base::Closure app_completed_callback_;
     43 
     44   scoped_ptr<AppChildProcessHost> app_child_process_host_;
     45 
     46   DISALLOW_COPY_AND_ASSIGN(OutOfProcessDynamicServiceRunner);
     47 };
     48 
     49 typedef DynamicServiceRunnerFactoryImpl<OutOfProcessDynamicServiceRunner>
     50     OutOfProcessDynamicServiceRunnerFactory;
     51 
     52 }  // namespace shell
     53 }  // namespace mojo
     54 
     55 #endif  // MOJO_SHELL_OUT_OF_PROCESS_DYNAMIC_SERVICE_RUNNER_H_
     56