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// Copyright 2013 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_LOADER_H_
#define MOJO_SHELL_LOADER_H_
#include "base/files/file_path.h"
#include "base/memory/scoped_ptr.h"
#include "base/single_thread_task_runner.h"
#include "base/threading/thread.h"
#include "mojo/shell/url_request_context_getter.h"
#include "net/url_request/url_fetcher.h"
#include "net/url_request/url_fetcher_delegate.h"
#include "url/gurl.h"
namespace net {
class NetworkDelegate;
}
namespace mojo {
namespace shell {
class Loader {
public:
class Delegate {
public:
// |mime_type| is NULL if a mime type was not specified.
virtual void DidCompleteLoad(const GURL& app_url,
const base::FilePath& app_path,
const std::string* mime_type) = 0;
protected:
virtual ~Delegate();
};
class Job : public net::URLFetcherDelegate {
public:
// You can cancel a job by deleting it.
virtual ~Job();
private:
friend class Loader;
// You can create a job using Loader::Load.
Job(const GURL& app_url, Delegate* delegate);
virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE;
scoped_ptr<net::URLFetcher> fetcher_;
Delegate* delegate_;
DISALLOW_COPY_AND_ASSIGN(Job);
};
Loader(base::SingleThreadTaskRunner* network_runner,
base::SingleThreadTaskRunner* file_runner,
base::MessageLoopProxy* cache_runner,
scoped_ptr<net::NetworkDelegate> network_delegate,
base::FilePath base_path);
~Loader();
scoped_ptr<Job> Load(const GURL& app_url, Delegate* delegate);
private:
scoped_refptr<base::SingleThreadTaskRunner> file_runner_;
scoped_refptr<URLRequestContextGetter> url_request_context_getter_;
DISALLOW_COPY_AND_ASSIGN(Loader);
};
} // namespace shell
} // namespace mojo
#endif // MOJO_SHELL_LOADER_H_
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