mojo/runner/out_of_process_native_runner.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_RUNNER_OUT_OF_PROCESS_NATIVE_RUNNER_H_
   6 #define MOJO_RUNNER_OUT_OF_PROCESS_NATIVE_RUNNER_H_
   7
   8 #include "base/callback.h"
   9 #include "base/files/file_path.h"
  10 #include "base/macros.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "mojo/public/cpp/bindings/error_handler.h"
  13 #include "mojo/shell/native_runner.h"
  14
  15 namespace mojo {
  16 namespace runner {
  17
  18 class ChildProcessHost;
  19 class Context;
  20
  21 // An implementation of |NativeRunner| that loads/runs the given app (from the
  22 // file system) in a separate process (of its own).
  23 class OutOfProcessNativeRunner : public shell::NativeRunner {
  24  public:
  25   explicit OutOfProcessNativeRunner(Context* context);
  26   ~OutOfProcessNativeRunner() override;
  27
  28   // |NativeRunner| method:
  29   void Start(const base::FilePath& app_path,
  30              shell::NativeApplicationCleanup cleanup,
  31              InterfaceRequest<Application> application_request,
  32              const base::Closure& app_completed_callback) override;
  33
  34  private:
  35   // |ChildController::StartApp()| callback:
  36   void AppCompleted(int32_t result);
  37
  38   Context* const context_;
  39
  40   base::FilePath app_path_;
  41   base::Closure app_completed_callback_;
  42
  43   scoped_ptr<ChildProcessHost> child_process_host_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(OutOfProcessNativeRunner);
  46 };
  47
  48 class OutOfProcessNativeRunnerFactory : public shell::NativeRunnerFactory {
  49  public:
  50   explicit OutOfProcessNativeRunnerFactory(Context* context)
  51       : context_(context) {}
  52   ~OutOfProcessNativeRunnerFactory() override {}
  53
  54   scoped_ptr<shell::NativeRunner> Create(const Options& options) override;
  55
  56  private:
  57   Context* const context_;
  58
  59   DISALLOW_COPY_AND_ASSIGN(OutOfProcessNativeRunnerFactory);
  60 };
  61
  62 }  // namespace runner
  63 }  // namespace mojo
  64
  65 #endif  // MOJO_RUNNER_OUT_OF_PROCESS_NATIVE_RUNNER_H_