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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 MOJO_SHELL_DYNAMIC_SERVICE_RUNNER_H_
#define MOJO_SHELL_DYNAMIC_SERVICE_RUNNER_H_
#include "base/callback_forward.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "mojo/public/interfaces/shell/shell.mojom.h"
namespace base {
class FilePath;
}
namespace mojo {
namespace shell {
class Context;
// Abstraction for loading a service (from the file system) and running it (on
// another thread or in a separate process).
class DynamicServiceRunner {
public:
virtual ~DynamicServiceRunner() {}
// Takes ownership of the file at |app_path|. Loads the app in that file and
// runs it on some other thread/process. |app_completed_callback| is posted
// (to the thread on which |Start()| was called) after |MojoMain()| completes.
virtual void Start(const base::FilePath& app_path,
ScopedShellHandle service_handle,
const base::Closure& app_completed_callback) = 0;
};
class DynamicServiceRunnerFactory {
public:
virtual ~DynamicServiceRunnerFactory() {}
virtual scoped_ptr<DynamicServiceRunner> Create(Context* context) = 0;
};
// A generic factory.
template <class DynamicServiceRunnerImpl>
class DynamicServiceRunnerFactoryImpl : public DynamicServiceRunnerFactory {
public:
DynamicServiceRunnerFactoryImpl() {}
virtual ~DynamicServiceRunnerFactoryImpl() {}
virtual scoped_ptr<DynamicServiceRunner> Create(Context* context) OVERRIDE {
return scoped_ptr<DynamicServiceRunner>(
new DynamicServiceRunnerImpl(context));
}
};
} // namespace shell
} // namespace mojo
#endif // MOJO_SHELL_DYNAMIC_SERVICE_RUNNER_H_
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