JavaFXTree.java 文件源码

/**
 * Checks if the given {@link MouseEvent} is on the selected cell.
 * 
 * @param pMouseEvent the {@link MouseEvent}.
 * @return {@code true} if the given event is on the selected cell.
 */
private boolean isOnSelectedCell(MouseEvent pMouseEvent)
{
    EventTarget target = pMouseEvent.getTarget();

    if (target instanceof Node)
    {
        Node targetNode = (Node)target;

        while (targetNode != null && !(targetNode instanceof FXDataBooksTree))
        {
            if (targetNode instanceof TreeCell<?>)
            {
                return ((TreeCell<?>)targetNode).isSelected();
            }

            targetNode = targetNode.getParent();
        }
    }

    return false;
}