Method reset

Telegram/SourceFiles/window/themes/window_theme.cpp:1011–1030

}

void ChatBackground::reset() {
	if (Data::details::IsTestingThemeWallPaper(_paper)
		|| Data::details::IsTestingDefaultWallPaper(_paper)) {
		if (_themeImage.isNull()) {
			_paperForRevert = Data::DefaultWallPaper();
			_originalForRevert = QImage();
			_tileForRevert = false;
		} else {
			_paperForRevert = Data::ThemeWallPaper();
			_originalForRevert = _themeImage;
			_tileForRevert = _themeTile;
		}
	} else {
		set(Data::ThemeWallPaper());
		restoreAdjustableColors();
		_updates.fire({ BackgroundUpdate::Type::TestingTheme, tile() });
		_updates.fire({ BackgroundUpdate::Type::ApplyingTheme, tile() });
	}
	writeNewBackgroundSettings();
}

bool ChatBackground::started() const {
	return !Data::details::IsUninitializedWallPaper(_paper);