com.greenpepper.shaded.antlr.debug.misc.JTreeASTPanel Maven / Gradle / Ivy
package antlr.debug.misc;
/* ANTLR Translator Generator
* Project led by Terence Parr at http://www.cs.usfca.edu
* Software rights: http://www.antlr.org/license.html
*
* $Id: //depot/code/org.antlr/release/antlr-2.7.6/antlr/debug/misc/JTreeASTPanel.java#1 $
*/
import java.awt.*;
import javax.swing.*;
import javax.swing.tree.*;
import javax.swing.event.*;
public class JTreeASTPanel extends JPanel {
JTree tree;
public JTreeASTPanel(TreeModel tm, TreeSelectionListener listener) {
// use a layout that will stretch tree to panel size
setLayout(new BorderLayout());
// Create tree
tree = new JTree(tm);
// Change line style
tree.putClientProperty("JTree.lineStyle", "Angled");
// Add TreeSelectionListener
if (listener != null)
tree.addTreeSelectionListener(listener);
// Put tree in a scrollable pane's viewport
JScrollPane sp = new JScrollPane();
sp.getViewport().add(tree);
add(sp, BorderLayout.CENTER);
}
}