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content / app / mojo_ipc_support.h [blame]
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_APP_MOJO_IPC_SUPPORT_H_
#define CONTENT_APP_MOJO_IPC_SUPPORT_H_
#include <memory>
#include "base/threading/thread.h"
#include "content/common/content_export.h"
namespace mojo {
namespace core {
class ScopedIPCSupport;
}
} // namespace mojo
namespace content {
class BrowserProcessIOThread;
struct StartupDataImpl;
// Encapsulates the basic state necessary to bring up a working Mojo IPC
// environment in the browser process.
class CONTENT_EXPORT MojoIpcSupport {
public:
explicit MojoIpcSupport(std::unique_ptr<BrowserProcessIOThread> io_thread);
MojoIpcSupport(const MojoIpcSupport&) = delete;
MojoIpcSupport& operator=(const MojoIpcSupport&) = delete;
~MojoIpcSupport();
BrowserProcessIOThread* io_thread() { return io_thread_.get(); }
// Returns a new StartupDataImpl which captures and/or reflects the partial
// state of this object. This must be called and the result passed to
// BrowserMain if the full browser environment is going to be started.
//
// After this call, the MojoIpcSupport object no longer owns the IO
// thread and |io_thread()| returns null.
std::unique_ptr<StartupDataImpl> CreateBrowserStartupData();
private:
std::unique_ptr<BrowserProcessIOThread> io_thread_;
base::Thread mojo_ipc_thread_{"Mojo IPC"};
std::unique_ptr<mojo::core::ScopedIPCSupport> mojo_ipc_support_;
};
} // namespace content
#endif // CONTENT_APP_MOJO_IPC_SUPPORT_H_