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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_STANDALONE_CONTEXT_H_
#define MOJO_SHELL_STANDALONE_CONTEXT_H_
#include "base/callback_forward.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/threading/thread.h"
#include "base/time/time.h"
#include "mojo/edk/embedder/process_delegate.h"
#include "mojo/shell/shell.h"
#include "mojo/shell/standalone/tracer.h"
namespace base {
class SingleThreadTaskRunner;
}
namespace catalog {
class Factory;
class Store;
}
namespace mojo {
namespace shell {
class NativeRunnerDelegate;
// The "global" context for the shell's main process.
class Context : public edk::ProcessDelegate {
public:
struct InitParams {
InitParams();
~InitParams();
NativeRunnerDelegate* native_runner_delegate = nullptr;
scoped_ptr<catalog::Store> catalog_store;
// If true the edk is initialized.
bool init_edk = true;
};
Context();
~Context() override;
static void EnsureEmbedderIsInitialized();
// This must be called with a message loop set up for the current thread,
// which must remain alive until after Shutdown() is called.
void Init(scoped_ptr<InitParams> init_params);
// If Init() was called and succeeded, this must be called before destruction.
void Shutdown();
// Run the application specified on the command line.
void RunCommandLineApplication();
Shell* shell() { return shell_.get(); }
private:
// edk::ProcessDelegate:
void OnShutdownComplete() override;
// Runs the app specified by |name|.
void Run(const std::string& name);
scoped_refptr<base::SingleThreadTaskRunner> shell_runner_;
scoped_ptr<base::Thread> io_thread_;
scoped_refptr<base::SequencedWorkerPool> blocking_pool_;
// Ensure this is destructed before task_runners_ since it owns a message pipe
// that needs the IO thread to destruct cleanly.
Tracer tracer_;
scoped_ptr<catalog::Factory> catalog_;
scoped_ptr<Shell> shell_;
base::Time main_entry_time_;
DISALLOW_COPY_AND_ASSIGN(Context);
};
} // namespace shell
} // namespace mojo
#endif // MOJO_SHELL_STANDALONE_CONTEXT_H_
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