// 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_KEEP_ALIVE_H_
#define MOJO_SHELL_KEEP_ALIVE_H_
#include "base/basictypes.h"
namespace mojo {
namespace shell {
class Context;
class KeepAlive;
class KeepAliveCounter {
public:
KeepAliveCounter() : count_(0) {
}
private:
friend class KeepAlive;
int count_;
};
// Instantiate this class to extend the lifetime of the thread associated
// with |context| (i.e., the shell's UI thread). Must only be used from
// the shell's UI thread.
class KeepAlive {
public:
explicit KeepAlive(Context* context);
~KeepAlive();
private:
static void MaybeQuit(Context* context);
Context* context_;
DISALLOW_COPY_AND_ASSIGN(KeepAlive);
};
} // namespace shell
} // namespace mojo
#endif // MOJO_SHELL_KEEP_ALIVE_H_