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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_STANDALONE_ANDROID_BACKGROUND_APPLICATION_LOADER_H_
#define MOJO_SHELL_STANDALONE_ANDROID_BACKGROUND_APPLICATION_LOADER_H_
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/synchronization/waitable_event.h"
#include "base/threading/simple_thread.h"
#include "mojo/shell/application_loader.h"
namespace mojo {
namespace shell {
class BackgroundApplicationLoader
: public ApplicationLoader,
public base::DelegateSimpleThread::Delegate {
public:
BackgroundApplicationLoader(scoped_ptr<ApplicationLoader> real_loader,
const std::string& thread_name,
base::MessageLoop::Type message_loop_type);
~BackgroundApplicationLoader() override;
// ApplicationLoader overrides:
void Load(const GURL& url,
InterfaceRequest<mojom::Application> application_request) override;
private:
// |base::DelegateSimpleThread::Delegate| method:
void Run() override;
// These functions are exected on the background thread. They call through
// to |background_loader_| to do the actual loading.
void LoadOnBackgroundThread(
const GURL& url,
InterfaceRequest<mojom::Application> application_request);
bool quit_on_shutdown_;
scoped_ptr<ApplicationLoader> loader_;
const base::MessageLoop::Type message_loop_type_;
const std::string thread_name_;
// Created on |thread_| during construction of |this|. Protected against
// uninitialized use by |message_loop_created_|, and protected against
// use-after-free by holding a reference to the thread-safe object. Note
// that holding a reference won't hold |thread_| from exiting.
scoped_refptr<base::TaskRunner> task_runner_;
base::WaitableEvent message_loop_created_;
// Lives on |thread_|.
base::Closure quit_closure_;
scoped_ptr<base::DelegateSimpleThread> thread_;
DISALLOW_COPY_AND_ASSIGN(BackgroundApplicationLoader);
};
} // namespace shell
} // namespace mojo
#endif // MOJO_SHELL_STANDALONE_ANDROID_BACKGROUND_APPLICATION_LOADER_H_
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