implements TreeModel : TreeModel « Swing « Java Tutorial

Home
Java Tutorial
1.Language
2.Data Type
3.Operators
4.Statement Control
5.Class Definition
6.Development
7.Reflection
8.Regular Expressions
9.Collections
10.Thread
11.File
12.Generics
13.I18N
14.Swing
15.Swing Event
16.2D Graphics
17.SWT
18.SWT 2D Graphics
19.Network
20.Database
21.Hibernate
22.JPA
23.JSP
24.JSTL
25.Servlet
26.Web Services SOA
27.EJB3
28.Spring
29.PDF
30.Email
31.J2ME
32.J2EE Application
33.XML
34.Design Pattern
35.Log
36.Security
37.Apache Common
38.Ant
39.JUnit
Java Tutorial » Swing » TreeModel 
14.68.2.implements TreeModel
implements TreeModel
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.Enumeration;

import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTree;
import javax.swing.UIDefaults;
import javax.swing.UIManager;
import javax.swing.WindowConstants;
import javax.swing.event.TreeModelListener;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.TreeModel;
import javax.swing.tree.TreePath;

public class UIDefaultsTreeModel implements TreeModel {
  DefaultTreeModel innerModel;

  DefaultMutableTreeNode rootNode = new DefaultMutableTreeNode("UIDefaults");

  DefaultMutableTreeNode colorNode = new DefaultMutableTreeNode("Color Resources");

  DefaultMutableTreeNode borderNode = new DefaultMutableTreeNode("Border Resources");

  DefaultMutableTreeNode fontNode = new DefaultMutableTreeNode("Font Resources");

  DefaultMutableTreeNode iconNode = new DefaultMutableTreeNode("Icon Resources");

  DefaultMutableTreeNode otherNode = new DefaultMutableTreeNode("Other Resources");

  public UIDefaultsTreeModel() {
    innerModel = new DefaultTreeModel(rootNode);
    innerModel.insertNodeInto(colorNode, rootNode, 0);
    innerModel.insertNodeInto(borderNode, rootNode, 1);
    innerModel.insertNodeInto(fontNode, rootNode, 2);
    innerModel.insertNodeInto(iconNode, rootNode, 3);
    innerModel.insertNodeInto(otherNode, rootNode, 4);
    UIDefaults defaults = UIManager.getDefaults();
    Enumeration elems = defaults.keys();
    String keyName;
    Object valueForKey;
    while (elems.hasMoreElements()) {
      DefaultMutableTreeNode newKeyNode;
      DefaultMutableTreeNode newValueNode;
      try {
        keyName = elems.nextElement().toString();
        valueForKey = defaults.get(keyName);

        newKeyNode = new DefaultMutableTreeNode(keyName);
        newValueNode = new DefaultMutableTreeNode(valueForKey);

        if (valueForKey instanceof java.awt.Color) {
          innerModel.insertNodeInto(newKeyNode, colorNode, 0);
        else if (valueForKey instanceof javax.swing.border.Border) {
          innerModel.insertNodeInto(newKeyNode, borderNode, 0);
        else if (valueForKey instanceof java.awt.Font) {
          innerModel.insertNodeInto(newKeyNode, fontNode, 0);
        else if (valueForKey instanceof javax.swing.Icon) {
          innerModel.insertNodeInto(newKeyNode, iconNode, 0);
        else {
          innerModel.insertNodeInto(newKeyNode, otherNode, 0);
        }
        innerModel.insertNodeInto(newValueNode, newKeyNode, 0);
      catch (NullPointerException e) {
      }
    }
  }

  public Object getRoot() {
    return innerModel.getRoot();
  }

  public Object getChild(Object parm1, int parm2) {
    return innerModel.getChild(parm1, parm2);
  }

  public int getChildCount(Object parm1) {
    return innerModel.getChildCount(parm1);
  }

  public boolean isLeaf(Object parm1) {
    return innerModel.isLeaf(parm1);
  }

  public void valueForPathChanged(TreePath parm1, Object parm2) {
    innerModel.valueForPathChanged(parm1, parm2);
  }

  public int getIndexOfChild(Object parm1, Object parm2) {
    return innerModel.getIndexOfChild(parm1, parm2);
  }

  public void addTreeModelListener(TreeModelListener parm1) {
    innerModel.addTreeModelListener(parm1);
  }

  public void removeTreeModelListener(TreeModelListener parm1) {
    innerModel.removeTreeModelListener(parm1);
  }

  public static void main(String[] args) {
    JFrame treeFrame1 = new JFrame();

    JScrollPane jScrollPane1 = new JScrollPane();
    JTree jTree1 = new JTree(new UIDefaultsTreeModel());

    treeFrame1.setSize(new Dimension(400300));
    treeFrame1.addWindowListener(new WindowAdapter() {
      public void windowClosed(WindowEvent e) {
        System.exit(0);
      }
    });
    treeFrame1.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
    treeFrame1.getContentPane().add(jScrollPane1, BorderLayout.CENTER);
    jScrollPane1.getViewport().add(jTree1, null);

    treeFrame1.setVisible(true);
  }
}
14.68.TreeModel
14.68.1.Tree node editing with DefaultTreeModel
14.68.2.implements TreeModelimplements TreeModel
14.68.3.Genealogy Tree
14.68.4.JTree.getModel().addTreeModelListener(new TreeModelListener())
14.68.5.Expand All for a tree path
14.68.6.Get tree path from TreeNode
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.