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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_EDK_SYSTEM_ASYNC_WAITER_H_
#define MOJO_EDK_SYSTEM_ASYNC_WAITER_H_
#include "base/callback.h"
#include "base/macros.h"
#include "mojo/edk/system/awakable.h"
#include "mojo/edk/system/system_impl_export.h"
#include "mojo/public/c/system/types.h"
namespace mojo {
namespace edk {
// An |Awakable| implementation that just calls a given callback object.
class MOJO_SYSTEM_IMPL_EXPORT AsyncWaiter final : public Awakable {
public:
using AwakeCallback = base::Callback<void(MojoResult)>;
// |callback| must satisfy the same contract as |Awakable::Awake()|.
explicit AsyncWaiter(const AwakeCallback& callback);
virtual ~AsyncWaiter();
private:
// |Awakable| implementation:
bool Awake(MojoResult result, uintptr_t context) override;
AwakeCallback callback_;
DISALLOW_COPY_AND_ASSIGN(AsyncWaiter);
};
} // namespace edk
} // namespace mojo
#endif // MOJO_EDK_SYSTEM_ASYNC_WAITER_H_
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