Method setClass

src/eepp/ui/uiwidget.cpp:1027–1045

}

UIWidget* UIWidget::setClass( const std::string& cls ) {
	size_t oldClassesCount = mClasses.size();
	if ( mClasses.size() != 1 || mClasses[0] != cls ) {
		bool isSet = false;
		mClasses.clear();
		if ( !cls.empty() ) {
			mClasses.push_back( cls );
			isSet = true;

			if ( !isSceneNodeLoading() && !isLoadingState() ) {
				getUISceneNode()->invalidateStyle( this );
				getUISceneNode()->invalidateStyleState( this );
			}
		}
		if ( oldClassesCount != mClasses.size() || isSet )
			onClassChange();
	}
	return this;
}

UIWidget* UIWidget::setClass( std::string&& cls ) {
	size_t oldClassesCount = mClasses.size();