/**
* Creates an instance of <tt>SelectScreenDialog</tt> by specifying the list of possible desktop
* devices to choose from.
*
* @param desktopDevices the list of possible desktop devices to choose from
*/
public SelectScreenDialog(List<MediaDevice> desktopDevices) {
setModal(true);
setPreferredSize(new Dimension(400, 300));
Container contentPane = getContentPane();
contentPane.setLayout(new BorderLayout());
deviceComboBox = new JComboBox(desktopDevices.toArray());
contentPane.add(deviceComboBox, BorderLayout.NORTH);
deviceComboBox.setRenderer(new ComboRenderer());
contentPane.add(createPreview(deviceComboBox));
contentPane.add(createButtonsPanel(), BorderLayout.SOUTH);
}
/**
* Create preview component.
*
* @param comboBox the options.
* @return the component.
*/
private static Component createPreview(final JComboBox comboBox) {
final JComponent preview;
JLabel noPreview =
new JLabel(GuiActivator.getResources().getI18NString("impl.media.configform.NO_PREVIEW"));
noPreview.setHorizontalAlignment(SwingConstants.CENTER);
noPreview.setVerticalAlignment(SwingConstants.CENTER);
preview = createVideoContainer(noPreview);
preview.setPreferredSize(new Dimension(WIDTH, 280));
preview.setMaximumSize(new Dimension(WIDTH, 280));
final ActionListener comboBoxListener =
new ActionListener() {
public void actionPerformed(ActionEvent event) {
MediaDevice device = (MediaDevice) comboBox.getSelectedItem();
if ((device != null) && device.equals(videoDeviceInPreview)) return;
Exception exception;
try {
createPreview(device, preview);
exception = null;
} catch (IOException ex) {
exception = ex;
} catch (MediaException ex) {
exception = ex;
}
if (exception != null) {
logger.error("Failed to create preview for device " + device, exception);
device = null;
}
videoDeviceInPreview = device;
}
};
comboBox.addActionListener(comboBoxListener);
/*
* 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.
*/
comboBox.addHierarchyListener(
new HierarchyListener() {
public void hierarchyChanged(HierarchyEvent event) {
if (((event.getChangeFlags() & HierarchyEvent.DISPLAYABILITY_CHANGED) != 0)
&& comboBox.isDisplayable()) {
// let current changes end their execution
// and after that trigger action on combobox
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
comboBoxListener.actionPerformed(null);
}
});
} else {
if (!comboBox.isDisplayable()) videoDeviceInPreview = null;
}
}
});
return preview;
}
/** Loads the configuration form obtained from the chat room. */
protected void loadConfigurationForm() {
Iterator<ChatRoomConfigurationFormField> configurationSet = configForm.getConfigurationSet();
while (configurationSet.hasNext()) {
ChatRoomConfigurationFormField formField = configurationSet.next();
Iterator<?> values = formField.getValues();
Iterator<String> options = formField.getOptions();
JComponent field;
JLabel label = new JLabel("", JLabel.RIGHT);
if (formField.getLabel() != null) label.setText(formField.getLabel() + ": ");
String fieldType = formField.getType();
if (fieldType.equals(ChatRoomConfigurationFormField.TYPE_BOOLEAN)) {
// Create a check box when the field is of type boolean.
field = new SIPCommCheckBox(formField.getLabel());
label.setText("");
if (values.hasNext()) {
((JCheckBox) field).setSelected((Boolean) values.next());
}
} else if (fieldType.equals(ChatRoomConfigurationFormField.TYPE_TEXT_FIXED)) {
field = new JLabel();
if (values.hasNext()) {
String value = values.next().toString();
((JLabel) field).setText(value);
field.setFont(new Font(null, Font.ITALIC, 10));
field.setForeground(Color.GRAY);
}
} else if (fieldType.equals(ChatRoomConfigurationFormField.TYPE_LIST_MULTI)) {
field = new TransparentPanel(new GridLayout(0, 1));
field.setBorder(BorderFactory.createLineBorder(Color.GRAY));
Hashtable<Object, JCheckBox> optionCheckBoxes = new Hashtable<Object, JCheckBox>();
while (options.hasNext()) {
Object option = options.next();
JCheckBox checkBox = new SIPCommCheckBox(option.toString());
field.add(checkBox);
optionCheckBoxes.put(option, checkBox);
}
while (values.hasNext()) {
Object value = values.next();
(optionCheckBoxes.get(value)).setSelected(true);
}
} else if (fieldType.equals(ChatRoomConfigurationFormField.TYPE_LIST_SINGLE)) {
field = new JComboBox();
while (options.hasNext()) {
((JComboBox) field).addItem(options.next());
}
if (values.hasNext()) {
((JComboBox) field).setSelectedItem(values.next());
}
} else if (fieldType.equals(ChatRoomConfigurationFormField.TYPE_TEXT_MULTI)) {
field = new JEditorPane();
if (values.hasNext()) {
String value = values.next().toString();
((JEditorPane) field).setText(value);
}
} else if (fieldType.equals(ChatRoomConfigurationFormField.TYPE_TEXT_SINGLE)
|| fieldType.equals(ChatRoomConfigurationFormField.TYPE_ID_SINGLE)) {
field = new JTextField();
if (values.hasNext()) {
String value = values.next().toString();
((JTextField) field).setText(value);
}
} else if (fieldType.equals(ChatRoomConfigurationFormField.TYPE_TEXT_PRIVATE)) {
field = new JPasswordField();
if (values.hasNext()) {
String value = values.next().toString();
((JPasswordField) field).setText(value);
}
} else if (fieldType.equals(ChatRoomConfigurationFormField.TYPE_ID_MULTI)) {
StringBuffer buff = new StringBuffer();
while (values.hasNext()) {
String value = values.next().toString();
buff.append(value);
if (values.hasNext()) buff.append(System.getProperty("line.separator"));
}
field = new JTextArea(buff.toString());
} else {
if (label.getText() == null) continue;
field = new JTextField();
if (values.hasNext()) {
String value = values.next().toString();
((JTextField) field).setText(value);
}
}
// If the field is not fixed (i.e. could be changed) we would like
// to save it in a list in order to use it later when user saves
// the configuration data.
if (!fieldType.equals(ChatRoomConfigurationFormField.TYPE_TEXT_FIXED)) {
uiFieldsTable.put(formField.getName(), field);
}
JPanel fieldPanel = new TransparentPanel(new GridLayout(1, 2));
fieldPanel.setOpaque(false);
if (!(field instanceof JLabel))
fieldPanel.setBorder(BorderFactory.createEmptyBorder(0, 0, 8, 0));
else fieldPanel.setBorder(BorderFactory.createEmptyBorder(0, 0, 1, 0));
fieldPanel.add(label);
fieldPanel.add(field);
this.mainPanel.add(fieldPanel);
}
}