/**
* 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;
}
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);
}