Example usage for javax.swing.event TreeSelectionListener TreeSelectionListener

Introduction

In this page you can find the example usage for javax.swing.event TreeSelectionListener TreeSelectionListener.

Prototype

TreeSelectionListener

Source Link

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {

    JTree tree = new JTree();

    tree.addTreeSelectionListener(new TreeSelectionListener() {
        public void valueChanged(TreeSelectionEvent evt) {
            TreePath[] paths = evt.getPaths();

            for (int i = 0; i < paths.length; i++) {
                if (evt.isAddedPath(i)) {
                    System.out.println("This node has been selected");
                } else {
                    System.out.println("This node has been deselected");
                }// w  w  w.  j a v  a 2 s .  c  om
            }
        }
    });
}

---

From source file:Main.java

public static void main(String args[]) {
    JTree tree = new JTree();
    TreeSelectionListener treeSelectionListener = new TreeSelectionListener() {

        @Override//from www  . java  2  s  .  com
        public void valueChanged(TreeSelectionEvent treeSelectionEvent) {
            JTree treeSource = (JTree) treeSelectionEvent.getSource();
            System.out.println("Min: " + treeSource.getMinSelectionRow());
            System.out.println("Max: " + treeSource.getMaxSelectionRow());
            System.out.println("Lead: " + treeSource.getLeadSelectionRow());
            System.out.println("Row: " + treeSource.getSelectionRows()[0]);
        }
    };
    tree.addTreeSelectionListener(treeSelectionListener);
    JFrame frame = new JFrame();
    frame.add(new JScrollPane(tree));
    frame.setSize(300, 150);
    frame.setVisible(true);
}

---

From source file:TreeSelectionRow.java

public static void main(String args[]) {
    String title = "JTree Sample";
    JFrame frame = new JFrame(title);
    JTree tree = new JTree();
    TreeSelectionListener treeSelectionListener = new TreeSelectionListener() {
        public void valueChanged(TreeSelectionEvent treeSelectionEvent) {
            JTree treeSource = (JTree) treeSelectionEvent.getSource();
            System.out.println("Min: " + treeSource.getMinSelectionRow());
            System.out.println("Max: " + treeSource.getMaxSelectionRow());
            System.out.println("Lead: " + treeSource.getLeadSelectionRow());
            System.out.println("Row: " + treeSource.getSelectionRows()[0]);
        }//  w ww .  j  a  v a  2s  .co m
    };
    tree.addTreeSelectionListener(treeSelectionListener);

    JScrollPane scrollPane = new JScrollPane(tree);
    frame.getContentPane().add(scrollPane, BorderLayout.CENTER);

    frame.setSize(300, 150);
    frame.setVisible(true);
}

---

From source file:Main.java

public static void main(String[] argv) {
    JTree tree = new JTree();
    tree.getSelectionModel().setSelectionMode(TreeSelectionModel.DISCONTIGUOUS_TREE_SELECTION);
    int treeSelectedRows[] = { 3, 1 };
    tree.setSelectionRows(treeSelectedRows);
    TreeSelectionListener treeSelectionListener = new TreeSelectionListener() {

        @Override//from  www  .  j  a v  a2 s  .  co  m
        public void valueChanged(TreeSelectionEvent treeSelectionEvent) {
            JTree treeSource = (JTree) treeSelectionEvent.getSource();
            System.out.println("Min: " + treeSource.getMinSelectionRow());
            System.out.println("Max: " + treeSource.getMaxSelectionRow());
            System.out.println("Lead: " + treeSource.getLeadSelectionRow());
            System.out.println("Row: " + treeSource.getSelectionRows()[0]);
        }
    };
    tree.addTreeSelectionListener(treeSelectionListener);
    JFrame frame = new JFrame("JTree With Multi-Discontiguous selection");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(new JScrollPane(tree));
    frame.setPreferredSize(new Dimension(380, 320));
    frame.setLocation(150, 150);
    frame.pack();
    frame.setVisible(true);
}

---

From source file:Main.java

public static void main(String[] argv) {
    JTree tree = new JTree();
    tree.getSelectionModel().setSelectionMode(TreeSelectionModel.DISCONTIGUOUS_TREE_SELECTION);
    int treeSelectedRows[] = { 3, 1 };
    tree.setSelectionRows(treeSelectedRows);
    TreeSelectionListener treeSelectionListener = new TreeSelectionListener() {

        @Override//from   ww w.ja v a 2  s.  c  o  m
        public void valueChanged(TreeSelectionEvent treeSelectionEvent) {
            JTree treeSource = (JTree) treeSelectionEvent.getSource();
            System.out.println("Min: " + treeSource.getMinSelectionRow());
            System.out.println("Max: " + treeSource.getMaxSelectionRow());
            System.out.println("Lead: " + treeSource.getLeadSelectionRow());
            System.out.println("Row: " + treeSource.getSelectionRows()[0]);
        }
    };
    tree.addTreeSelectionListener(treeSelectionListener);
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(new JScrollPane(tree));
    frame.setPreferredSize(new Dimension(380, 320));
    frame.setLocation(150, 150);
    frame.pack();
    frame.setVisible(true);
}

---

From source file:MainClass.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Traverse Tree");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JTree tree = new JTree();
    tree.setRootVisible(true);//from w w  w .ja v  a2s . c  o m
    TreeModel model = tree.getModel();
    Object rootObject = model.getRoot();
    if ((rootObject != null) && (rootObject instanceof DefaultMutableTreeNode)) {
        DefaultMutableTreeNode r = (DefaultMutableTreeNode) rootObject;
        printDescendents(r);
        Enumeration breadth = r.breadthFirstEnumeration();
        Enumeration depth = r.depthFirstEnumeration();
        Enumeration preOrder = r.preorderEnumeration();
        printEnumeration(breadth, "Breadth");
        printEnumeration(depth, "Depth");
        printEnumeration(preOrder, "Pre");
    }

    TreeSelectionListener treeSelectionListener = new TreeSelectionListener() {
        public void valueChanged(TreeSelectionEvent treeSelectionEvent) {
            JTree treeSource = (JTree) treeSelectionEvent.getSource();
            TreePath path = treeSource.getSelectionPath();
            System.out.println(path);
            System.out.println(path.getPath());
            System.out.println(path.getParentPath());
            System.out.println(((DefaultMutableTreeNode) path.getLastPathComponent()).getUserObject());
            System.out.println(path.getPathCount());
        }
    };
    tree.addTreeSelectionListener(treeSelectionListener);

    JScrollPane scrollPane = new JScrollPane(tree);
    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 400);
    frame.setVisible(true);
}

---

From source file:Main.java

public static void main(String args[]) {
    JFrame f = new JFrame("JTree Demo");
    f.setSize(260, 240);//from  w w w .  j  a  v a2 s.c  om
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");
    DefaultMutableTreeNode aNode = new DefaultMutableTreeNode("A");
    root.add(aNode);

    DefaultMutableTreeNode bNode = new DefaultMutableTreeNode("B");
    aNode.add(bNode);

    DefaultMutableTreeNode cNode = new DefaultMutableTreeNode("C");
    aNode.add(cNode);

    cNode.add(new DefaultMutableTreeNode("D"));
    cNode.add(new DefaultMutableTreeNode("E"));

    DefaultMutableTreeNode fNode = new DefaultMutableTreeNode("F");
    root.add(fNode);

    DefaultMutableTreeNode gNode = new DefaultMutableTreeNode("G");
    fNode.add(gNode);
    fNode.add(new DefaultMutableTreeNode("H"));
    gNode.add(new DefaultMutableTreeNode("I"));

    JTree jtree = new JTree(root);
    jtree.setEditable(true);

    TreeSelectionModel tsm = jtree.getSelectionModel();
    tsm.setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION);

    jtree.addTreeExpansionListener(new TreeExpansionListener() {
        public void treeExpanded(TreeExpansionEvent tee) {
            TreePath tp = tee.getPath();
            System.out.println("Expansion: " + tp.getLastPathComponent());
        }

        public void treeCollapsed(TreeExpansionEvent tee) {
            TreePath tp = tee.getPath();
            System.out.println("Collapse: " + tp.getLastPathComponent());
        }
    });

    jtree.addTreeSelectionListener(new TreeSelectionListener() {
        public void valueChanged(TreeSelectionEvent tse) {
            TreePath tp = tse.getPath();
            System.out.println("Selection event: " + tp.getLastPathComponent());
        }
    });

    jtree.getModel().addTreeModelListener(new TreeModelListener() {
        public void treeNodesChanged(TreeModelEvent tme) {
            TreePath tp = tme.getTreePath();
            Object[] children = tme.getChildren();
            DefaultMutableTreeNode changedNode;
            if (children != null)
                changedNode = (DefaultMutableTreeNode) children[0];
            else
                changedNode = (DefaultMutableTreeNode) tp.getLastPathComponent();

            System.out.println("Model change path: " + tp + "New data: " + changedNode.getUserObject());

        }

        public void treeNodesInserted(TreeModelEvent tme) {
        }

        public void treeNodesRemoved(TreeModelEvent tme) {
        }

        public void treeStructureChanged(TreeModelEvent tme) {
        }
    });

    f.add(new JScrollPane(jtree));
    f.setVisible(true);
}

---

From source file:MainClass.java

public static void main(String[] args) {
    // create a hierarchy of nodes
    MutableTreeNode root = new DefaultMutableTreeNode("A");
    MutableTreeNode bNode = new DefaultMutableTreeNode("B");
    MutableTreeNode cNode = new DefaultMutableTreeNode("C");
    root.insert(bNode, 0);// w  ww.  j  ava  2s. c  om
    root.insert(cNode, 1);
    bNode.insert(new DefaultMutableTreeNode("1"), 0);
    bNode.insert(new DefaultMutableTreeNode("2"), 1);
    cNode.insert(new DefaultMutableTreeNode("1"), 0);
    cNode.insert(new DefaultMutableTreeNode("2"), 1);

    final DefaultTreeModel model = new DefaultTreeModel(root);
    final JTree tree = new JTree(model);

    final JTextField nameField = new JTextField("Z");
    final JButton button = new JButton("Add");
    button.setEnabled(false);
    button.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            TreePath tp = tree.getSelectionPath();
            MutableTreeNode insertNode = (MutableTreeNode) tp.getLastPathComponent();
            int insertIndex = 0;
            if (insertNode.getParent() != null) {
                MutableTreeNode parent = (MutableTreeNode) insertNode.getParent();
                insertIndex = parent.getIndex(insertNode) + 1;
                insertNode = parent;
            }
            MutableTreeNode node = new DefaultMutableTreeNode(nameField.getText());
            model.insertNodeInto(node, insertNode, insertIndex);
        }
    });
    JPanel addPanel = new JPanel(new GridLayout(2, 1));
    addPanel.add(nameField);
    addPanel.add(button);

    tree.addTreeSelectionListener(new TreeSelectionListener() {
        public void valueChanged(TreeSelectionEvent e) {
            TreePath tp = e.getNewLeadSelectionPath();
            button.setEnabled(tp != null);
        }
    });

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(200, 200);
    frame.getContentPane().add(new JScrollPane(tree));
    frame.getContentPane().add(addPanel, BorderLayout.SOUTH);
    frame.setVisible(true);
}

---

From source file:MainClass.java

public static void main(String[] args) {
    MutableTreeNode root = new DefaultMutableTreeNode("A");
    MutableTreeNode beams = new DefaultMutableTreeNode("B");
    MutableTreeNode gears = new DefaultMutableTreeNode("C");
    root.insert(beams, 0);/*from   w  ww . j  av  a 2s  .c  o  m*/
    root.insert(gears, 1);
    beams.insert(new DefaultMutableTreeNode("4 "), 0);
    beams.insert(new DefaultMutableTreeNode("6 "), 1);
    beams.insert(new DefaultMutableTreeNode("8 "), 2);
    beams.insert(new DefaultMutableTreeNode("12 "), 3);
    gears.insert(new DefaultMutableTreeNode("8t"), 0);
    gears.insert(new DefaultMutableTreeNode("24t"), 1);
    gears.insert(new DefaultMutableTreeNode("40t"), 2);

    final DefaultTreeModel model = new DefaultTreeModel(root);
    final JTree tree = new JTree(model);

    final JTextField nameField = new JTextField("16t");
    final JButton button = new JButton("Add a part");
    button.setEnabled(false);
    button.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            TreePath tp = tree.getSelectionPath();
            MutableTreeNode insertNode = (MutableTreeNode) tp.getLastPathComponent();
            int insertIndex = 0;
            if (insertNode.getParent() != null) {
                MutableTreeNode parent = (MutableTreeNode) insertNode.getParent();
                insertIndex = parent.getIndex(insertNode) + 1;
                insertNode = parent;
            }
            MutableTreeNode node = new DefaultMutableTreeNode(nameField.getText());
            model.insertNodeInto(node, insertNode, insertIndex);
        }
    });
    JPanel addPanel = new JPanel(new GridLayout(2, 1));
    addPanel.add(nameField);
    addPanel.add(button);

    tree.addTreeSelectionListener(new TreeSelectionListener() {
        public void valueChanged(TreeSelectionEvent e) {
            TreePath tp = e.getNewLeadSelectionPath();
            button.setEnabled(tp != null);
        }
    });

    JFrame frame = new JFrame();

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(200, 200);
    frame.getContentPane().add(new JScrollPane(tree));
    frame.getContentPane().add(addPanel, BorderLayout.SOUTH);
    frame.setVisible(true);
}

---

From source file:ws.moor.bt.grapher.Grapher.java

public static void main(String[] args) throws IOException {
    if (args.length != 1) {
        System.err.println("Please specify a tab-separated values file");
        System.exit(1);//from ww w  .ja  va  2 s .  c o m
    }
    File file = new File(args[0]);
    final CSVMapCollector collector = new CSVMapCollector(
            new CSVSkipFilter(new CSVInputStream(new FileInputStream(file)), 0 * 1000));

    JFrame window = new JFrame("Grapher");
    window.setSize(1100, 800);
    window.setLayout(new BorderLayout());
    final ChartPanel chartPanel = new ChartPanel(null);

    List<String> possibleNames = collector.getAvailableStreams();
    Collections.sort(possibleNames);
    TreeNode root = convertToTree(possibleNames);

    final JTree tree = new JTree(root);
    tree.getSelectionModel().addTreeSelectionListener(new TreeSelectionListener() {
        public void valueChanged(TreeSelectionEvent e) {
            List<String> names = new ArrayList<String>();
            final TreePath[] paths = tree.getSelectionModel().getSelectionPaths();
            if (paths == null) {
                chartPanel.setChart(null);
                return;
            }
            for (TreePath path : paths) {
                Object lastPath = path.getLastPathComponent();
                if (lastPath instanceof DefaultMutableTreeNode) {
                    Object value = ((DefaultMutableTreeNode) lastPath).getUserObject();
                    if (value instanceof NodeValue) {
                        names.add(value.toString());
                    }
                }
            }
            chartPanel.setChart(createChart(collector, names.toArray(new String[names.size()])));
        }
    });
    Font font = tree.getFont();
    tree.setFont(font.deriveFont(10.0f));
    JScrollPane scrollPane = new JScrollPane(tree);

    JSplitPane splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT);
    splitPane.setLeftComponent(scrollPane);
    splitPane.setRightComponent(chartPanel);
    splitPane.setDividerLocation(200);

    window.setContentPane(splitPane);
    window.setVisible(true);
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• »