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// 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/process/process_handle.h"
#include "content/common/mojo/service_registry_impl.h"
#include "mojo/edk/embedder/channel_init.h"
#include "mojo/edk/embedder/scoped_platform_handle.h"
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 MojoApplicationHost {
public:
MojoApplicationHost();
virtual ~MojoApplicationHost();
// Two-phase initialization:
// 1- Init makes service_registry() available synchronously.
// 2- Activate establishes the actual connection to the peer process.
bool Init();
bool Activate(IPC::Sender* sender, base::ProcessHandle process_handle);
void WillDestroySoon();
bool did_activate() const { return did_activate_; }
ServiceRegistry* service_registry() { return &service_registry_; }
private:
mojo::embedder::ChannelInit channel_init_;
mojo::embedder::ScopedPlatformHandle client_handle_;
bool did_activate_;
ServiceRegistryImpl service_registry_;
DISALLOW_COPY_AND_ASSIGN(MojoApplicationHost);
};
} // namespace content
#endif // CONTENT_BROWSER_MOJO_MOJO_APPLICATION_HOST_H_
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