Exemplo n.º 1
0
  /**
   * Creates basic controls for a type (AUDIO or VIDEO).
   *
   * @param type the type.
   * @return the build Component.
   */
  public static Component createBasicControls(final int type) {
    final JComboBox deviceComboBox = new JComboBox();

    deviceComboBox.setEditable(false);
    deviceComboBox.setModel(
        new DeviceConfigurationComboBoxModel(
            deviceComboBox, mediaService.getDeviceConfiguration(), type));

    JLabel deviceLabel = new JLabel(getLabelText(type));

    deviceLabel.setDisplayedMnemonic(getDisplayedMnemonic(type));
    deviceLabel.setLabelFor(deviceComboBox);

    final Container devicePanel = new TransparentPanel(new FlowLayout(FlowLayout.CENTER));

    devicePanel.setMaximumSize(new Dimension(WIDTH, 25));
    devicePanel.add(deviceLabel);
    devicePanel.add(deviceComboBox);

    final JPanel deviceAndPreviewPanel = new TransparentPanel(new BorderLayout());
    int preferredDeviceAndPreviewPanelHeight;

    switch (type) {
      case DeviceConfigurationComboBoxModel.AUDIO:
        preferredDeviceAndPreviewPanelHeight = 225;
        break;
      case DeviceConfigurationComboBoxModel.VIDEO:
        preferredDeviceAndPreviewPanelHeight = 305;
        break;
      default:
        preferredDeviceAndPreviewPanelHeight = 0;
        break;
    }
    if (preferredDeviceAndPreviewPanelHeight > 0)
      deviceAndPreviewPanel.setPreferredSize(
          new Dimension(WIDTH, preferredDeviceAndPreviewPanelHeight));
    deviceAndPreviewPanel.add(devicePanel, BorderLayout.NORTH);

    final ActionListener deviceComboBoxActionListener =
        new ActionListener() {
          public void actionPerformed(ActionEvent event) {
            boolean revalidateAndRepaint = false;

            for (int i = deviceAndPreviewPanel.getComponentCount() - 1; i >= 0; i--) {
              Component c = deviceAndPreviewPanel.getComponent(i);

              if (c != devicePanel) {
                deviceAndPreviewPanel.remove(i);
                revalidateAndRepaint = true;
              }
            }

            Component preview = null;

            if ((deviceComboBox.getSelectedItem() != null) && deviceComboBox.isShowing()) {
              preview =
                  createPreview(type, deviceComboBox, deviceAndPreviewPanel.getPreferredSize());
            }

            if (preview != null) {
              deviceAndPreviewPanel.add(preview, BorderLayout.CENTER);
              revalidateAndRepaint = true;
            }

            if (revalidateAndRepaint) {
              deviceAndPreviewPanel.revalidate();
              deviceAndPreviewPanel.repaint();
            }
          }
        };

    deviceComboBox.addActionListener(deviceComboBoxActionListener);
    /*
     * We have to initialize the controls to reflect the configuration
     * at the time of creating this instance. Additionally, because the
     * video preview will stop when it and its associated controls
     * become unnecessary, we have to restart it when the mentioned
     * controls become necessary again. We'll address the two goals
     * described by pretending there's a selection in the video combo
     * box when the combo box in question becomes displayable.
     */
    deviceComboBox.addHierarchyListener(
        new HierarchyListener() {
          public void hierarchyChanged(HierarchyEvent event) {
            if ((event.getChangeFlags() & HierarchyEvent.SHOWING_CHANGED) != 0) {
              SwingUtilities.invokeLater(
                  new Runnable() {
                    public void run() {
                      deviceComboBoxActionListener.actionPerformed(null);
                    }
                  });
            }
          }
        });

    return deviceAndPreviewPanel;
  }
Exemplo n.º 2
0
  private <T extends Enum<T>> void createControls(JPanel panel, ZrtpConfigureTableModel<T> model) {
    ResourceManagementService resources = NeomediaActivator.getResources();

    final JButton upButton = new JButton(resources.getI18NString("impl.media.configform.UP"));
    upButton.setOpaque(false);

    final JButton downButton = new JButton(resources.getI18NString("impl.media.configform.DOWN"));
    downButton.setOpaque(false);

    Container buttonBar = new TransparentPanel(new GridLayout(0, 1));
    buttonBar.add(upButton);
    buttonBar.add(downButton);

    panel.setBorder(BorderFactory.createEmptyBorder(MARGIN, MARGIN, MARGIN, MARGIN));
    panel.setLayout(new GridBagLayout());

    final JTable table = new JTable(model.getRowCount(), 2);
    table.setShowGrid(false);
    table.setTableHeader(null);
    table.setModel(model);
    // table.setFillsViewportHeight(true); // Since 1.6 only - nicer view

    /*
     * The first column contains the check boxes which enable/disable their
     * associated encodings and it doesn't make sense to make it wider than
     * the check boxes.
     */
    TableColumnModel tableColumnModel = table.getColumnModel();
    TableColumn tableColumn = tableColumnModel.getColumn(0);
    tableColumn.setMaxWidth(tableColumn.getMinWidth() + 5);
    table.doLayout();

    GridBagConstraints constraints = new GridBagConstraints();
    constraints.anchor = GridBagConstraints.CENTER;
    constraints.fill = GridBagConstraints.BOTH;
    constraints.gridwidth = 1;
    constraints.gridx = 0;
    constraints.gridy = 1;
    constraints.weightx = 1;
    constraints.weighty = 1;
    panel.add(new JScrollPane(table), constraints);

    constraints.anchor = GridBagConstraints.NORTHEAST;
    constraints.fill = GridBagConstraints.NONE;
    constraints.gridwidth = 1;
    constraints.gridx = 1;
    constraints.gridy = 1;
    constraints.weightx = 0;
    constraints.weighty = 0;
    panel.add(buttonBar, constraints);

    ListSelectionListener tableSelectionListener =
        new ListSelectionListener() {
          @SuppressWarnings("unchecked")
          public void valueChanged(ListSelectionEvent event) {
            if (table.getSelectedRowCount() == 1) {
              int selectedRow = table.getSelectedRow();
              if (selectedRow > -1) {
                ZrtpConfigureTableModel<T> model = (ZrtpConfigureTableModel<T>) table.getModel();
                upButton.setEnabled(selectedRow > 0 && model.checkEnableUp(selectedRow));
                downButton.setEnabled(
                    selectedRow < (table.getRowCount() - 1) && model.checkEnableDown(selectedRow));
                return;
              }
            }
            upButton.setEnabled(false);
            downButton.setEnabled(false);
          }
        };
    table.getSelectionModel().addListSelectionListener(tableSelectionListener);

    TableModelListener tableListener =
        new TableModelListener() {
          @SuppressWarnings("unchecked")
          public void tableChanged(TableModelEvent e) {
            if (table.getSelectedRowCount() == 1) {
              int selectedRow = table.getSelectedRow();
              if (selectedRow > -1) {
                ZrtpConfigureTableModel<T> model = (ZrtpConfigureTableModel<T>) table.getModel();
                upButton.setEnabled(selectedRow > 0 && model.checkEnableUp(selectedRow));
                downButton.setEnabled(
                    selectedRow < (table.getRowCount() - 1) && model.checkEnableDown(selectedRow));
                return;
              }
            }
            upButton.setEnabled(false);
            downButton.setEnabled(false);
          }
        };
    table.getModel().addTableModelListener(tableListener);

    tableSelectionListener.valueChanged(null);

    ActionListener buttonListener =
        new ActionListener() {
          @SuppressWarnings("unchecked")
          public void actionPerformed(ActionEvent event) {
            Object source = event.getSource();
            boolean up;
            if (source == upButton) up = true;
            else if (source == downButton) up = false;
            else return;

            int index =
                ((ZrtpConfigureTableModel<T>) table.getModel())
                    .move(table.getSelectedRow(), up, up);
            table.getSelectionModel().setSelectionInterval(index, index);
          }
        };
    upButton.addActionListener(buttonListener);
    downButton.addActionListener(buttonListener);
  }