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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#pragma once
namespace sd::tools
{
/** Interface for the asynchronous execution of a task. This interface
allows a controller to run the task either timer based with a fixed
amount of time between the steps or thread based one step right after
the other.
*/
class AsynchronousTask
{
public:
/** Run the next step of the task. After HasNextStep() returns false
this method should ignore further calls.
*/
virtual void RunNextStep() = 0;
/** Return <TRUE/> when there is at least one more step to execute.
When the task has been executed completely then <FALSE/> is
returned.
*/
virtual bool HasNextStep() = 0;
protected:
~AsynchronousTask() {}
};
} // end of namespace ::sd::tools
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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