Exemple #1
0
  /** Constructor for the BPMsList object */
  public BPMsTable() {

    listModel.addListDataListener(
        new ListDataListener() {

          public void contentsChanged(ListDataEvent e) {
            fireTableDataChanged();
          }

          public void intervalAdded(ListDataEvent e) {
            fireTableDataChanged();
          }

          public void intervalRemoved(ListDataEvent e) {
            fireTableDataChanged();
          }
        });
  }
  public ListDataEventDemo() {
    super(new BorderLayout());

    // Create and populate the list model.
    listModel = new DefaultListModel();
    listModel.addElement("Whistler, Canada");
    listModel.addElement("Jackson Hole, Wyoming");
    listModel.addElement("Squaw Valley, California");
    listModel.addElement("Telluride, Colorado");
    listModel.addElement("Taos, New Mexico");
    listModel.addElement("Snowbird, Utah");
    listModel.addElement("Chamonix, France");
    listModel.addElement("Banff, Canada");
    listModel.addElement("Arapahoe Basin, Colorado");
    listModel.addElement("Kirkwood, California");
    listModel.addElement("Sun Valley, Idaho");
    listModel.addListDataListener(new MyListDataListener());

    // Create the list and put it in a scroll pane.
    list = new JList(listModel);
    list.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
    list.setSelectedIndex(0);
    list.addListSelectionListener(this);
    JScrollPane listScrollPane = new JScrollPane(list);

    // Create the list-modifying buttons.
    addButton = new JButton(addString);
    addButton.setActionCommand(addString);
    addButton.addActionListener(new AddButtonListener());

    deleteButton = new JButton(deleteString);
    deleteButton.setActionCommand(deleteString);
    deleteButton.addActionListener(new DeleteButtonListener());

    ImageIcon icon = createImageIcon("Up16");
    if (icon != null) {
      upButton = new JButton(icon);
      upButton.setMargin(new Insets(0, 0, 0, 0));
    } else {
      upButton = new JButton("Move up");
    }
    upButton.setToolTipText("Move the currently selected list item higher.");
    upButton.setActionCommand(upString);
    upButton.addActionListener(new UpDownListener());

    icon = createImageIcon("Down16");
    if (icon != null) {
      downButton = new JButton(icon);
      downButton.setMargin(new Insets(0, 0, 0, 0));
    } else {
      downButton = new JButton("Move down");
    }
    downButton.setToolTipText("Move the currently selected list item lower.");
    downButton.setActionCommand(downString);
    downButton.addActionListener(new UpDownListener());

    JPanel upDownPanel = new JPanel(new GridLayout(2, 1));
    upDownPanel.add(upButton);
    upDownPanel.add(downButton);

    // Create the text field for entering new names.
    nameField = new JTextField(15);
    nameField.addActionListener(new AddButtonListener());
    String name = listModel.getElementAt(list.getSelectedIndex()).toString();
    nameField.setText(name);

    // Create a control panel, using the default FlowLayout.
    JPanel buttonPane = new JPanel();
    buttonPane.add(nameField);
    buttonPane.add(addButton);
    buttonPane.add(deleteButton);
    buttonPane.add(upDownPanel);

    // Create the log for reporting list data events.
    log = new JTextArea(10, 20);
    JScrollPane logScrollPane = new JScrollPane(log);

    // Create a split pane for the log and the list.
    JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, listScrollPane, logScrollPane);
    splitPane.setResizeWeight(0.5);

    // Put everything together.
    add(buttonPane, BorderLayout.PAGE_START);
    add(splitPane, BorderLayout.CENTER);
  }
    public ExampleField(ExampleOption option) {
      super(option);

      model = new DefaultListModel();
      model.addListDataListener(
          new ListDataListener() {
            @Override
            public void intervalAdded(ListDataEvent e) {
              fireChangeEvent();
            }

            @Override
            public void intervalRemoved(ListDataEvent e) {
              fireChangeEvent();
            }

            @Override
            public void contentsChanged(ListDataEvent e) {
              fireChangeEvent();
            }
          });

      final JList list =
          new JList(model) {
            @Override
            public Dimension getPreferredScrollableViewportSize() {
              return new Dimension(3 * CELL_SIZE, 2 * CELL_SIZE);
            }
          };
      list.setLayoutOrientation(JList.HORIZONTAL_WRAP);
      list.setVisibleRowCount(0);
      list.setFixedCellHeight(CELL_SIZE);
      list.setFixedCellWidth(CELL_SIZE);
      list.setTransferHandler(
          new URIImportTransferHandler() {
            @Override
            public boolean canImport(TransferSupport support) {
              support.setShowDropLocation(false);
              return super.canImport(support);
            }

            @Override
            public boolean importData(TransferSupport support) {
              try {
                List<BufferedImage> images = new ArrayList<BufferedImage>();
                for (URI u : getURIs(support)) {
                  try {
                    images.add(ImageIO.read(u.toURL()));
                  } catch (IOException e) {
                  }
                }
                addExamples(images);
                return true;
              } catch (IOException e) {
                return false;
              } catch (UnsupportedFlavorException e) {
                return false;
              } catch (URISyntaxException e) {
                return false;
              }
            }
          });
      list.setCellRenderer(
          new DefaultListCellRenderer() {
            @Override
            public Component getListCellRendererComponent(
                JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
              super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);

              Example example = (Example) value;

              setHorizontalAlignment(SwingConstants.CENTER);
              setText(null);
              setIcon(example.getIcon());
              setBorder(BorderFactory.createEmptyBorder());

              return this;
            }
          });
      JScrollPane jsp = new JScrollPane(list);
      jsp.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
      jsp.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);

      final JButton remove = new JButton("Remove");
      remove.addActionListener(
          new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
              int[] indices = list.getSelectedIndices();
              for (int i = indices.length - 1; i >= 0; i--) {
                model.remove(indices[i]);
              }
            }
          });
      list.addListSelectionListener(
          new ListSelectionListener() {
            @Override
            public void valueChanged(ListSelectionEvent e) {
              remove.setEnabled(list.getSelectedIndex() != -1);
            }
          });
      remove.setEnabled(false);

      panel = new JPanel(new GridBagLayout());
      // Add list
      GridBagConstraints c = new GridBagConstraints();
      c.gridx = 0;
      c.gridy = 0;
      c.weightx = 1;
      c.weighty = 1;
      c.fill = GridBagConstraints.BOTH;
      panel.add(jsp, c);
      // Add remove button
      c = new GridBagConstraints();
      c.gridx = 0;
      c.anchor = GridBagConstraints.WEST;
      panel.add(remove, c);
    }