Java Code Examples for javax.swing.JComboBox#setPrototypeDisplayValue()

@SuppressWarnings("unchecked")
private JPanel createInputPanel()
{
    JPanel outerPanel = new JPanel(new BorderLayout());
    JPanel innerPanel = new JPanel(new BorderLayout());
    m_comboBox = new JComboBox(getHistory().toArray());
    StringBuilder prototype = new StringBuilder(70);
    for (int i = 0; i < 40; ++i)
        prototype.append('-');
    m_comboBox.setPrototypeDisplayValue(prototype.toString());
    m_comboBox.setEditable(true);
    ComboBoxEditor editor = m_comboBox.getEditor();
    m_comboBox.addActionListener(this);
    m_textField = (JTextField)editor.getEditorComponent();
    m_textField.selectAll();
    KeyListener keyListener = new KeyAdapter()
        {
            public void keyPressed(KeyEvent e)
            {
                int c = e.getKeyCode();
                if (c == KeyEvent.VK_ESCAPE
                    && ! m_comboBox.isPopupVisible())
                    dispose();
            }
        };
    m_textField.addKeyListener(keyListener);
    GuiUtil.setMonospacedFont(m_comboBox);
    innerPanel.add(m_comboBox, BorderLayout.CENTER);
    outerPanel.add(innerPanel, BorderLayout.NORTH);
    return outerPanel;
}
 

public static JComboBox<?> newCombo(int chars) {
	StringBuilder sb = new StringBuilder(chars);
	while (chars-- > 0) sb.append("X");
	JComboBox<String> combo = new JComboBox<String>();
	combo.setPrototypeDisplayValue(sb.toString());
	return combo;
}
 

/**
 * Creates the main frame for <code>this</code> sample.
 */
public ComboPopupPrototype() {
    super("Combo popup prototype");

    this.setLayout(new GridLayout(1, 3));

    JPanel panel1 = new JPanel(new FlowLayout());
    JComboBox<String> comboProto1 = new JComboBox<>(new String[] { "aa", "aaaaa", "aaaaaaaaaa",
                    "this one is the one", "abcdefghijklmnopqrstuvwxyz" });
    comboProto1.setPrototypeDisplayValue("aaaaa");
    // set popup prototype as hard-code value in the model
    SubstanceCortex.ComponentScope.setComboBoxPrototypeDisplayValue(comboProto1,
            "this one is the one");
    panel1.add(new JLabel("Hard-coded value"));
    panel1.add(comboProto1);
    this.add(panel1);

    JPanel panel2 = new JPanel(new FlowLayout());
    JComboBox<String> comboProto2 = new JComboBox<>(new String[] { "aa", "aaaaa", "aaaaaaaaaa",
                    "another one (not it)", "abcdefghijklmnopqrstuvwxyz" });
    comboProto2.setPrototypeDisplayValue("aaaaa");
    // set popup prototype as widest value (core implementation of
    // ComboPopupPrototypeCallback interface)
    SubstanceCortex.ComponentScope.setComboBoxPrototypeCallback(comboProto2,
            new WidestComboPopupPrototype<String>());
    panel2.add(new JLabel("Widest core callback"));
    panel2.add(comboProto2);
    this.add(panel2);

    JPanel panel3 = new JPanel(new FlowLayout());
    JComboBox<String> comboProto3 = new JComboBox<>(new String[] { "aa", "aaaaa", "this is not",
                    "this one is not it", "this one is it that is for the popup" });
    comboProto3.setPrototypeDisplayValue("aaaaa");
    // set popup prototype as custom implementation of
    // ComboPopupPrototypeCallback interface
    SubstanceCortex.ComponentScope.setComboBoxPrototypeDisplayValue(comboProto3,
            (ComboPopupPrototypeCallback<String>) jc -> jc.getModel().getElementAt(jc.getModel().getSize() - 1));
    panel3.add(new JLabel("Custom callback"));
    panel3.add(comboProto3);
    this.add(panel3);

    this.setSize(400, 200);
    this.setLocationRelativeTo(null);
    this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
 

private Optional<SourceSoundPort> showSelectSoundLineDialog(
    final List<SourceSoundPort> variants) {
  assertUiThread();
  final JPanel panel = new JPanel(new FlowLayout(FlowLayout.TRAILING));
  final String previouslySelectedDevice = AppOptions.getInstance().getLastSelectedAudioDevice();

  final JComboBox<SourceSoundPort> comboBox =
      new JComboBox<>(variants.toArray(new SourceSoundPort[0]));
  comboBox.setPrototypeDisplayValue(
      new SourceSoundPort(null, "some very long device name to be shown", null));
  comboBox.addActionListener(x -> {
    comboBox.setToolTipText(comboBox.getSelectedItem().toString());
  });
  comboBox.setToolTipText(comboBox.getSelectedItem().toString());

  int index = -1;
  for (int i = 0; i < comboBox.getItemCount(); i++) {
    if (comboBox.getItemAt(i).toString().equals(previouslySelectedDevice)) {
      index = i;
      break;
    }
  }

  comboBox.setSelectedIndex(Math.max(0, index));

  panel.add(new JLabel("Sound device:"));
  panel.add(comboBox);
  if (JOptionPane.showConfirmDialog(
      this,
      panel,
      "Select sound device",
      JOptionPane.OK_CANCEL_OPTION,
      JOptionPane.PLAIN_MESSAGE
  ) == JOptionPane.OK_OPTION) {
    final SourceSoundPort selected = (SourceSoundPort) comboBox.getSelectedItem();
    AppOptions.getInstance().setLastSelectedAudioDevice(selected.toString());
    return Optional.ofNullable(selected);
  } else {
    return Optional.empty();
  }

}
 

private JPanel createOuputSettingsPanel() {
    final TableLayout tableLayout = new TableLayout(3);
    tableLayout.setTableAnchor(TableLayout.Anchor.WEST);
    tableLayout.setTableFill(TableLayout.Fill.HORIZONTAL);
    tableLayout.setColumnFill(0, TableLayout.Fill.NONE);
    tableLayout.setTablePadding(4, 4);
    tableLayout.setColumnPadding(0, new Insets(4, 4, 4, 20));
    tableLayout.setColumnWeightX(0, 0.0);
    tableLayout.setColumnWeightX(1, 0.0);
    tableLayout.setColumnWeightX(2, 1.0);
    tableLayout.setCellColspan(0, 1, 2);
    tableLayout.setCellPadding(1, 0, new Insets(4, 24, 4, 20));

    final JPanel outputSettingsPanel = new JPanel(tableLayout);
    outputSettingsPanel.setBorder(BorderFactory.createTitledBorder("Output Settings"));

    final BindingContext context = new BindingContext(reprojectionContainer);

    final JCheckBox preserveResolutionCheckBox = new JCheckBox("Preserve resolution");
    context.bind(Model.PRESERVE_RESOLUTION, preserveResolutionCheckBox);
    collocationCrsUI.getCrsUI().addPropertyChangeListener("collocate", evt -> {
        final boolean collocate = (Boolean) evt.getNewValue();
        reprojectionContainer.setValue(Model.PRESERVE_RESOLUTION,
                                       collocate || reprojectionModel.preserveResolution);
        preserveResolutionCheckBox.setEnabled(!collocate);
    });
    outputSettingsPanel.add(preserveResolutionCheckBox);

    JCheckBox includeTPcheck = new JCheckBox("Reproject tie-point grids", true);
    context.bind(Model.REPROJ_TIEPOINTS, includeTPcheck);
    outputSettingsPanel.add(includeTPcheck);

    outputParamButton = new JButton("Output Parameters...");
    outputParamButton.setEnabled(!reprojectionModel.preserveResolution);
    outputParamButton.addActionListener(new OutputParamActionListener());
    outputSettingsPanel.add(outputParamButton);

    outputSettingsPanel.add(new JLabel("No-data value:"));
    final JTextField noDataField = new JTextField();

    outputSettingsPanel.add(noDataField);
    context.bind(Model.NO_DATA_VALUE, noDataField);

    JCheckBox addDeltaBandsChecker = new JCheckBox("Add delta lat/lon bands");
    outputSettingsPanel.add(addDeltaBandsChecker);
    context.bind(Model.ADD_DELTA_BANDS, addDeltaBandsChecker);

    outputSettingsPanel.add(new JLabel("Resampling method:"));
    JComboBox<String> resampleComboBox = new JComboBox<>(RESAMPLING_IDENTIFIER);
    resampleComboBox.setPrototypeDisplayValue(RESAMPLING_IDENTIFIER[0]);
    context.bind(Model.RESAMPLING_NAME, resampleComboBox);
    outputSettingsPanel.add(resampleComboBox);

    reprojectionContainer.addPropertyChangeListener(Model.PRESERVE_RESOLUTION, evt -> updateOutputParameterState());

    return outputSettingsPanel;
}