tdesktop/Telegram/SourceFiles/window/window_controller.cpp

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org

Telegram Desktop 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, either version 3 of the License, or
(at your option) any later version.

It 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.

In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.

Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#include "window/window_controller.h"

#include "window/main_window.h"

namespace Window {

void Controller::enableGifPauseReason(GifPauseReason reason) {
	if (!(_gifPauseReasons & reason)) {
		auto notify = (static_cast<int>(_gifPauseReasons) < static_cast<int>(reason));
		_gifPauseReasons |= reason;
		if (notify) {
			_gifPauseLevelChanged.notify();
		}
	}
}

void Controller::disableGifPauseReason(GifPauseReason reason) {
	if (_gifPauseReasons & reason) {
		_gifPauseReasons &= ~qFlags(reason);
		if (static_cast<int>(_gifPauseReasons) < static_cast<int>(reason)) {
			_gifPauseLevelChanged.notify();
		}
	}
}

bool Controller::isGifPausedAtLeastFor(GifPauseReason reason) const {
	if (reason == GifPauseReason::Any) {
		return (_gifPauseReasons != 0) || !window()->isActive();
	}
	return (static_cast<int>(_gifPauseReasons) >= 2 * static_cast<int>(reason)) || !window()->isActive();
}

} // namespace Window