Method registerDefaultNodeSelectors

src/eepp/ui/css/stylesheetspecification.cpp:534–647

}

void StyleSheetSpecification::registerDefaultNodeSelectors() {
	mNodeSelectors["empty"] = []( const UIWidget* node, int, int, const FunctionString& ) -> bool {
		return node->getFirstChild() == NULL;
	};
	mNodeSelectors["first-child"] = []( const UIWidget* node, int, int,
										const FunctionString& ) -> bool {
		return NULL != node->getParent() && node->getParent()->getFirstChild() == node;
	};
	mNodeSelectors["enabled"] = []( const UIWidget* node, int, int,
									const FunctionString& ) -> bool { return node->isEnabled(); };
	mNodeSelectors["disabled"] = []( const UIWidget* node, int, int,
									 const FunctionString& ) -> bool { return !node->isEnabled(); };
	mNodeSelectors["first-of-type"] = []( const UIWidget* node, int, int,
										  const FunctionString& ) -> bool {
		Node* child = NULL != node->getParent() ? node->getParent()->getFirstChild() : NULL;
		Uint32 type = node->getType();
		while ( NULL != child ) {
			if ( type == child->getType() ) {
				return child == node;
			}
			child = child->getNextNode();
		};
		return false;
	};
	mNodeSelectors["last-child"] = []( const UIWidget* node, int, int,
									   const FunctionString& ) -> bool {
		return NULL != node->getParent() && node->getParent()->getLastChild() == node;
	};
	mNodeSelectors["last-of-type"] = []( const UIWidget* node, int, int,
										 const FunctionString& ) -> bool {
		Node* child = NULL != node->getParent() ? node->getParent()->getLastChild() : NULL;
		Uint32 type = node->getType();
		while ( NULL != child ) {
			if ( type == child->getType() ) {
				return child == node;
			}
			child = child->getPrevNode();
		};
		return false;
	};
	mNodeSelectors["only-child"] = []( const UIWidget* node, int, int,
									   const FunctionString& ) -> bool {
		return NULL != node->getParent() && node->getParent()->getChildCount() == 1;
	};
	mNodeSelectors["only-of-type"] = []( const UIWidget* node, int, int,
										 const FunctionString& ) -> bool {
		Node* child = NULL != node->getParent() ? node->getParent()->getFirstChild() : NULL;
		Uint32 type = node->getType();
		Uint32 typeCount = 0;
		while ( NULL != child ) {
			if ( child->getType() == type ) {
				typeCount++;
			}
			if ( typeCount > 1 )
				return false;
			child = child->getNextNode();
		};
		return typeCount == 1;