Example usage for javax.swing JList JList

List of usage examples for javax.swing JList JList

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Introduction

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

Prototype

public JList(final Vector<? extends E> listData)

Source Link

Document

Constructs a JList that displays the elements in the specified Vector.

Usage

From source file:DropModeON_OR_INSERT.java

public static void main(String[] args) {
    JPanel north = new JPanel();
    north.add(new JLabel("Drag from here:"));
    JTextField field = new JTextField(10);
    field.setDragEnabled(true);//from  w  w  w  .ja v a2 s . c om
    north.add(field);

    final DefaultListModel listModel = new DefaultListModel();
    listModel.addElement("first");
    listModel.addElement("second");
    final JList list = new JList(listModel);
    list.setDragEnabled(true);

    list.setTransferHandler(new TransferHandler() {
        public boolean canImport(TransferHandler.TransferSupport support) {
            if (!support.isDataFlavorSupported(DataFlavor.stringFlavor)) {
                return false;
            }
            JList.DropLocation dl = (JList.DropLocation) support.getDropLocation();
            if (dl.getIndex() == -1) {
                return false;
            } else {
                return true;
            }
        }

        public boolean importData(TransferHandler.TransferSupport support) {
            if (!canImport(support)) {
                return false;
            }

            Transferable transferable = support.getTransferable();
            String data;
            try {
                data = (String) transferable.getTransferData(DataFlavor.stringFlavor);
            } catch (Exception e) {
                return false;
            }

            JList.DropLocation dl = (JList.DropLocation) support.getDropLocation();
            int index = dl.getIndex();
            if (dl.isInsert()) {
                listModel.add(index, data);
            } else {
                listModel.set(index, data);
            }

            // Scroll to display the element that was dropped
            Rectangle r = list.getCellBounds(index, index);
            list.scrollRectToVisible(r);
            return true;
        }
    });
    JScrollPane center = new JScrollPane();
    center.setViewportView(list);

    list.setDropMode(DropMode.ON_OR_INSERT);
    JPanel cp = new JPanel();
    cp.setLayout(new BorderLayout());
    cp.add(north, BorderLayout.NORTH);
    cp.add(center, BorderLayout.CENTER);
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setContentPane(cp);
    frame.pack();
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    JDialog dialog;/*w w w  . j  ava2 s  . c  o  m*/
    JList jlist;
    ActionListener otherListener = new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent e) {
            System.out.println("current");
        }
    };
    JButton okButton = new JButton("OK");
    okButton.addActionListener(e -> close(true));
    JButton cancelButton = new JButton("Cancel");
    cancelButton.addActionListener(e -> close(false));
    jlist = new JList(new String[] { "A", "B", "C", "D", "E", "F", "G" });
    jlist.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    jlist.setVisibleRowCount(5);
    JScrollPane scroll = new JScrollPane(jlist);
    JPanel buttonsPanel = new JPanel(new FlowLayout());
    buttonsPanel.add(okButton);
    buttonsPanel.add(cancelButton);
    JPanel content = new JPanel(new BorderLayout());
    content.add(scroll, BorderLayout.CENTER);
    content.add(buttonsPanel, BorderLayout.SOUTH);
    dialog = new JDialog((Frame) null, true);
    dialog.setContentPane(content);
    dialog.pack();
    dialog.getRootPane().registerKeyboardAction(otherListener, KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0),
            JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);

    dialog.getRootPane().registerKeyboardAction(otherListener, KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0),
            JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);

    dialog.getRootPane().getInputMap().put(KeyStroke.getKeyStroke("SPACE"), "doSomething");
    dialog.getRootPane().getActionMap().put("doSomething", new AbstractAction() {
        @Override
        public void actionPerformed(ActionEvent e) {
            System.exit(0);
        }
    });
    dialog.setVisible(true);
}

From source file:SharedDataSample.java

public static void main(String args[]) {
    final String labels[] = { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J" };
    final DefaultComboBoxModel model = new DefaultComboBoxModel(labels);

    JFrame frame = new JFrame("Shared Data");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container contentPane = frame.getContentPane();

    JPanel panel = new JPanel();
    JComboBox comboBox1 = new JComboBox(model);
    comboBox1.setMaximumRowCount(5);//  w ww.  j a va2  s. c  om
    comboBox1.setEditable(true);

    JComboBox comboBox2 = new JComboBox(model);
    comboBox2.setMaximumRowCount(5);
    comboBox2.setEditable(true);
    panel.add(comboBox1);
    panel.add(comboBox2);
    contentPane.add(panel, BorderLayout.NORTH);

    JList jlist = new JList(model);
    JScrollPane scrollPane = new JScrollPane(jlist);
    contentPane.add(scrollPane, BorderLayout.CENTER);

    JButton button = new JButton("Add");
    contentPane.add(button, BorderLayout.SOUTH);
    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int index = (int) (Math.random() * labels.length);
            model.addElement(labels[index]);
        }
    };
    button.addActionListener(actionListener);

    frame.setSize(300, 200);
    frame.setVisible(true);
}

From source file:MyListDataListener.java

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

    // Fill model
    final DefaultListModel model = new DefaultListModel();

    model.addListDataListener(new MyListDataListener());
    for (int i = 0, n = labels.length; i < n; i++) {
        model.addElement(labels[i]);//from   w  w w. j  ava  2s  .c  o m
    }
    JList jlist = new JList(model);

    JScrollPane scrollPane1 = new JScrollPane(jlist);
    frame.add(scrollPane1, BorderLayout.CENTER);

    frame.setSize(640, 300);
    frame.setVisible(true);
}

From source file:ModifyModelSample.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Modifying Model");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container contentPane = frame.getContentPane();

    // Fill model
    final DefaultListModel model = new DefaultListModel();
    for (int i = 0, n = labels.length; i < n; i++) {
        model.addElement(labels[i]);//from  w w w  . j  a va  2  s  . co  m
    }
    JList jlist = new JList(model);
    JScrollPane scrollPane1 = new JScrollPane(jlist);
    contentPane.add(scrollPane1, BorderLayout.WEST);

    final JTextArea textArea = new JTextArea();
    textArea.setEditable(false);
    JScrollPane scrollPane2 = new JScrollPane(textArea);
    contentPane.add(scrollPane2, BorderLayout.CENTER);

    ListDataListener listDataListener = new ListDataListener() {
        public void contentsChanged(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        public void intervalAdded(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        public void intervalRemoved(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        private void appendEvent(ListDataEvent listDataEvent) {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);
            switch (listDataEvent.getType()) {
            case ListDataEvent.CONTENTS_CHANGED:
                pw.print("Type: Contents Changed");
                break;
            case ListDataEvent.INTERVAL_ADDED:
                pw.print("Type: Interval Added");
                break;
            case ListDataEvent.INTERVAL_REMOVED:
                pw.print("Type: Interval Removed");
                break;
            }
            pw.print(", Index0: " + listDataEvent.getIndex0());
            pw.print(", Index1: " + listDataEvent.getIndex1());
            DefaultListModel theModel = (DefaultListModel) listDataEvent.getSource();
            Enumeration elements = theModel.elements();
            pw.print(", Elements: ");
            while (elements.hasMoreElements()) {
                pw.print(elements.nextElement());
                pw.print(",");
            }
            pw.println();
            textArea.append(sw.toString());
        }
    };

    model.addListDataListener(listDataListener);

    // Setup buttons
    JPanel jp = new JPanel(new GridLayout(2, 1));
    JPanel jp1 = new JPanel(new FlowLayout(FlowLayout.CENTER, 1, 1));
    JPanel jp2 = new JPanel(new FlowLayout(FlowLayout.CENTER, 1, 1));
    jp.add(jp1);
    jp.add(jp2);
    JButton jb = new JButton("add F");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.add(0, "First");
        }
    });
    jb = new JButton("addElement L");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.addElement("Last");
        }
    });
    jb = new JButton("insertElementAt M");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            model.insertElementAt("Middle", size / 2);
        }
    });
    jb = new JButton("set F");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.set(0, "New First");
        }
    });
    jb = new JButton("setElementAt L");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.setElementAt("New Last", size - 1);
        }
    });
    jb = new JButton("load 10");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            for (int i = 0, n = labels.length; i < n; i++) {
                model.addElement(labels[i]);
            }
        }
    });
    jb = new JButton("clear");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.clear();
        }
    });
    jb = new JButton("remove F");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.remove(0);
        }
    });
    jb = new JButton("removeAllElements");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.removeAllElements();
        }
    });
    jb = new JButton("removeElement 'Last'");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.removeElement("Last");
        }
    });
    jb = new JButton("removeElementAt M");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.removeElementAt(size / 2);
        }
    });
    jb = new JButton("removeRange FM");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.removeRange(0, size / 2);
        }
    });
    contentPane.add(jp, BorderLayout.SOUTH);
    frame.setSize(640, 300);
    frame.setVisible(true);
}

From source file:MainClass.java

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

    final DefaultListModel model = new DefaultListModel();
    for (int i = 0, n = labels.length; i < n; i++) {
        model.addElement(labels[i]);//from ww w.ja va 2 s.  co  m
    }
    JList jlist = new JList(model);
    JScrollPane scrollPane1 = new JScrollPane(jlist);
    frame.add(scrollPane1, BorderLayout.WEST);

    ListDataListener listDataListener = new ListDataListener() {
        public void contentsChanged(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        public void intervalAdded(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        public void intervalRemoved(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        private void appendEvent(ListDataEvent listDataEvent) {
            switch (listDataEvent.getType()) {
            case ListDataEvent.CONTENTS_CHANGED:
                System.out.println("Type: Contents Changed");
                break;
            case ListDataEvent.INTERVAL_ADDED:
                System.out.println("Type: Interval Added");
                break;
            case ListDataEvent.INTERVAL_REMOVED:
                System.out.println("Type: Interval Removed");
                break;
            }
            System.out.println(", Index0: " + listDataEvent.getIndex0());
            System.out.println(", Index1: " + listDataEvent.getIndex1());
            DefaultListModel theModel = (DefaultListModel) listDataEvent.getSource();
            System.out.println(theModel);
        }
    };

    model.addListDataListener(listDataListener);

    model.add(0, "First");
    model.addElement("Last");
    int size = model.getSize();
    model.insertElementAt("Middle", size / 2);
    size = model.getSize();
    if (size != 0)
        model.set(0, "New First");
    size = model.getSize();
    if (size != 0)
        model.setElementAt("New Last", size - 1);
    for (int i = 0, n = labels.length; i < n; i++) {
        model.addElement(labels[i]);
    }
    model.clear();
    size = model.getSize();
    if (size != 0)
        model.remove(0);

    model.removeAllElements();
    model.removeElement("Last");
    size = model.getSize();
    if (size != 0)
        model.removeElementAt(size / 2);
    size = model.getSize();
    if (size != 0)
        model.removeRange(0, size / 2);
    frame.setSize(640, 300);
    frame.setVisible(true);
}

From source file:ComplexRenderingSample.java

public static void main(String args[]) {

    Object elements[][] = {//w ww. j av  a  2  s . c om
            { new Font("Helvetica", Font.PLAIN, 20), Color.red, new DiamondIcon(Color.blue), "Help" },
            { new Font("TimesRoman", Font.BOLD, 14), Color.blue, new DiamondIcon(Color.green), "Me" },
            { new Font("Courier", Font.ITALIC, 18), Color.green, new DiamondIcon(Color.black), "I'm" },
            { new Font("Helvetica", Font.BOLD | Font.ITALIC, 12), Color.gray, new DiamondIcon(Color.magenta),
                    "Trapped" },
            { new Font("TimesRoman", Font.PLAIN, 32), Color.pink, new DiamondIcon(Color.yellow), "Inside" },
            { new Font("Courier", Font.BOLD, 16), Color.yellow, new DiamondIcon(Color.red), "This" },
            { new Font("Helvetica", Font.ITALIC, 8), Color.darkGray, new DiamondIcon(Color.pink),
                    "Computer" } };

    JFrame frame = new JFrame("Complex Renderer");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container contentPane = frame.getContentPane();

    JList jlist = new JList(elements);
    ListCellRenderer renderer = new ComplexCellRenderer();
    jlist.setCellRenderer(renderer);
    JScrollPane scrollPane = new JScrollPane(jlist);
    contentPane.add(scrollPane, BorderLayout.CENTER);

    JComboBox comboBox = new JComboBox(elements);
    comboBox.setRenderer(renderer);
    contentPane.add(comboBox, BorderLayout.NORTH);

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

From source file:SortedListModel.java

public static void main(String args[]) {
    SortedListModel model = new SortedListModel();

    model.add("A");
    model.add("C");
    model.add("Z");
    model.add("B");

    JFrame frame = new JFrame("Selecting JList");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JList jlist = new JList(model);
    JScrollPane scrollPane1 = new JScrollPane(jlist);
    frame.add(scrollPane1, BorderLayout.CENTER);

    frame.setSize(350, 200);//from  ww w  . j a v a2  s. c o  m
    frame.setVisible(true);
}

From source file:ComplexCellRenderer.java

public static void main(String args[]) {
    Object elements[][] = { { new Font("Helvetica", Font.PLAIN, 20), Color.RED, new MyIcon(), "A" },
            { new Font("TimesRoman", Font.BOLD, 14), Color.BLUE, new MyIcon(), "A" },
            { new Font("Courier", Font.ITALIC, 18), Color.GREEN, new MyIcon(), "A" },
            { new Font("Helvetica", Font.BOLD | Font.ITALIC, 12), Color.GRAY, new MyIcon(), "A" },
            { new Font("TimesRoman", Font.PLAIN, 32), Color.PINK, new MyIcon(), "A" },
            { new Font("Courier", Font.BOLD, 16), Color.YELLOW, new MyIcon(), "A" },
            { new Font("Helvetica", Font.ITALIC, 8), Color.DARK_GRAY, new MyIcon(), "A" } };

    JFrame frame = new JFrame("Complex Renderer");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JList jlist = new JList(elements);
    ListCellRenderer renderer = new ComplexCellRenderer();
    jlist.setCellRenderer(renderer);/* ww  w  .j av  a  2s .  co  m*/
    JScrollPane scrollPane = new JScrollPane(jlist);
    frame.add(scrollPane, BorderLayout.CENTER);

    frame.setSize(300, 200);
    frame.setVisible(true);
}

From source file:com.googlecode.sarasvati.visual.jung.JungVisualizer.java

@SuppressWarnings("serial")
public static void main(String[] args) throws Exception {
    TestSetup.init();//ww  w . ja v  a  2 s  . co m

    Session session = TestSetup.openSession();
    HibEngine engine = new HibEngine(session);

    JFrame frame = new JFrame("Workflow Visualizer");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setMinimumSize(new Dimension(800, 600));

    JSplitPane splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT);
    frame.getContentPane().add(splitPane);

    DefaultListModel listModel = new DefaultListModel();
    for (Graph g : engine.getRepository().getGraphs()) {
        listModel.addElement(g);
    }

    ListCellRenderer cellRenderer = new DefaultListCellRenderer() {
        @Override
        public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected,
                boolean cellHasFocus) {
            super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);

            Graph g = (Graph) value;

            setText(g.getName() + "." + g.getVersion() + "  ");
            return this;
        }
    };

    final JList graphList = new JList(listModel);
    graphList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    graphList.setCellRenderer(cellRenderer);

    JScrollPane listScrollPane = new JScrollPane(graphList);
    listScrollPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
    listScrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);

    splitPane.add(listScrollPane);

    //TreeLayout<NodeRef, Arc> layout = new TreeLayout<NodeRef, Arc>();

    DirectedSparseMultigraph<Node, Arc> graph = new DirectedSparseMultigraph<Node, Arc>();

    //final SpringLayout2<HibNodeRef, HibArc> layout = new SpringLayout2<HibNodeRef, HibArc>(graph);
    //final KKLayout<HibNodeRef, HibArc> layout = new KKLayout<HibNodeRef, HibArc>(graph);
    final TreeLayout layout = new TreeLayout(graph);
    final BasicVisualizationServer<Node, Arc> vs = new BasicVisualizationServer<Node, Arc>(layout);
    //vs.getRenderContext().setVertexLabelTransformer( new NodeLabeller() );
    //vs.getRenderContext().setEdgeLabelTransformer( new ArcLabeller() );
    vs.getRenderContext().setVertexShapeTransformer(new NodeShapeTransformer());
    vs.getRenderContext().setVertexFillPaintTransformer(new NodeColorTransformer());
    vs.getRenderContext().setLabelOffset(5);
    vs.getRenderContext().setVertexIconTransformer(new Transformer<Node, Icon>() {
        @Override
        public Icon transform(Node node) {
            return "task".equals(node.getType()) ? new TaskIcon(node) : null;
        }
    });

    Transformer<Arc, Paint> edgeColorTrans = new Transformer<Arc, Paint>() {
        private Color darkRed = new Color(128, 0, 0);

        @Override
        public Paint transform(Arc arc) {
            return "reject".equals(arc.getName()) ? darkRed : Color.black;
        }
    };

    vs.getRenderContext().setEdgeDrawPaintTransformer(edgeColorTrans);
    vs.getRenderContext().setArrowDrawPaintTransformer(edgeColorTrans);

    final JScrollPane scrollPane = new JScrollPane(vs);
    scrollPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
    scrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);

    splitPane.add(scrollPane);
    scrollPane.setBackground(Color.white);

    graphList.addListSelectionListener(new ListSelectionListener() {
        @Override
        public void valueChanged(ListSelectionEvent e) {
            if (e.getValueIsAdjusting()) {
                return;
            }

            final Graph g = (Graph) graphList.getSelectedValue();

            if ((g == null && currentGraph == null) || (g != null && g.equals(currentGraph))) {
                return;
            }

            currentGraph = g;

            DirectedSparseMultigraph<Node, Arc> jungGraph = new DirectedSparseMultigraph<Node, Arc>();

            for (Node ref : currentGraph.getNodes()) {
                jungGraph.addVertex(ref);
            }

            for (Arc arc : currentGraph.getArcs()) {
                jungGraph.addEdge(arc, arc.getStartNode(), arc.getEndNode());
            }

            GraphTree graphTree = new GraphTree(g);
            layout.setGraph(jungGraph);
            layout.setInitializer(new NodeLocationTransformer(graphTree));
            scrollPane.repaint();
        }
    });

    frame.setVisible(true);
}