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/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file progress.cpp Functions for modal progress windows. */
#include "stdafx.h"
#include "progress.h"
#include "safeguards.h"
/** Are we in a modal progress or not? */
bool _in_modal_progress = false;
bool _first_in_modal_loop = false;
/** Threading usable for modal progress? */
bool _use_threaded_modal_progress = true;
/** Rights for the performing work. */
std::mutex _modal_progress_work_mutex;
/** Rights for the painting. */
std::mutex _modal_progress_paint_mutex;
/**
* Set the modal progress state.
* @note Makes IsFirstModalProgressLoop return true for the next call.
* @param state The new state; are we modal or not?
*/
void SetModalProgress(bool state)
{
_in_modal_progress = state;
_first_in_modal_loop = true;
}
/**
* Check whether this is the first modal progress loop.
* @note Set by SetModalProgress, unset by calling this method.
* @return True if this is the first loop.
*/
bool IsFirstModalProgressLoop()
{
bool ret = _first_in_modal_loop;
_first_in_modal_loop = false;
return ret;
}
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