| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_MOJO_MOJO_APPLICATION_HOST_H_ |
| #define CONTENT_BROWSER_MOJO_MOJO_APPLICATION_HOST_H_ |
| |
| #include "base/macros.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/process/process_handle.h" |
| #include "build/build_config.h" |
| #include "content/common/application_setup.mojom.h" |
| #include "content/common/mojo/channel_init.h" |
| #include "content/common/mojo/service_registry_impl.h" |
| #include "mojo/edk/embedder/scoped_platform_handle.h" |
| #include "mojo/public/cpp/system/message_pipe.h" |
| |
| #if defined(OS_ANDROID) |
| #include "content/public/browser/android/service_registry_android.h" |
| #endif |
| |
| namespace IPC { |
| class Sender; |
| } |
| |
| namespace content { |
| |
| // MojoApplicationHost represents the code needed on the browser side to setup |
| // a child process as a Mojo application via Chrome IPC. The child process |
| // should use MojoApplication to handle messages generated by an instance of |
| // MojoApplicationHost. MojoApplicationHost makes the ServiceRegistry interface |
| // available so that child-provided services can be invoked. |
| class CONTENT_EXPORT MojoApplicationHost { |
| public: |
| MojoApplicationHost(); |
| ~MojoApplicationHost(); |
| |
| // Two-phase initialization: |
| // 1- Init makes service_registry() available synchronously. |
| // 2- Activate establishes the actual connection to the peer process. |
| bool Init(); |
| void Activate(IPC::Sender* sender, base::ProcessHandle process_handle); |
| |
| ServiceRegistry* service_registry() { return &service_registry_; } |
| |
| #if defined(OS_ANDROID) |
| ServiceRegistryAndroid* service_registry_android() { |
| return service_registry_android_.get(); |
| } |
| #endif |
| |
| void OverrideIOTaskRunnerForTest( |
| scoped_refptr<base::TaskRunner> io_task_runner); |
| |
| private: |
| ChannelInit channel_init_; |
| mojo::edk::ScopedPlatformHandle client_handle_; |
| |
| bool did_activate_; |
| |
| scoped_ptr<mojom::ApplicationSetup> application_setup_; |
| ServiceRegistryImpl service_registry_; |
| |
| scoped_refptr<base::TaskRunner> io_task_runner_override_; |
| |
| #if defined(OS_ANDROID) |
| scoped_ptr<ServiceRegistryAndroid> service_registry_android_; |
| #endif |
| |
| DISALLOW_COPY_AND_ASSIGN(MojoApplicationHost); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_MOJO_MOJO_APPLICATION_HOST_H_ |