Examples with BasicTreeUI javax.swing.plaf.basic.BasicTreeUI used on opensource projects

Example 11 with BasicTreeUI

use of javax.swing.plaf.basic.BasicTreeUI in project java-swing-tips by aterai.

the class RowSelectionTree method updateUI.

@Override
public void updateUI() {
    //removeFocusListener(handler);
    super.updateUI();
    setUI(new BasicTreeUI() {

        @Override
        public Rectangle getPathBounds(JTree tree, TreePath path) {
            if (Objects.nonNull(tree) && Objects.nonNull(treeState)) {
                return getPathBounds(path, tree.getInsets(), new Rectangle());
            }
            return null;
        }

        private Rectangle getPathBounds(TreePath path, Insets insets, Rectangle bounds) {
            Rectangle rect = treeState.getBounds(path, bounds);
            if (Objects.nonNull(rect)) {
                rect.width = tree.getWidth();
                rect.y += insets.top;
            }
            return rect;
        }
    });
    UIManager.put("Tree.repaintWholeRow", Boolean.TRUE);
    //handler = new Handler();
    //addFocusListener(handler);
    setCellRenderer(new Handler());
    setOpaque(false);
}