package com.badlogic.gdx.scenes.scene2d.ui; import com.badlogic.gdx.scenes.scene2d.InputEvent; import com.badlogic.gdx.scenes.scene2d.utils.ClickListener; public final class TreeTools { public static ClickListener createNodeClickListener(Tree tree, Runnable clicked) { return new ClickListener() { @Override public void clicked(InputEvent event, float x, float y) { super.clicked(event, x, y); Tree.Node node = tree.getNodeAt(y); if (node != null && node.getChildren().size > 0) { node.setExpanded(!node.isExpanded()); tree.getClickListener().clicked(event, x, y); } clicked.run(); } }; } }