/** Initializes the config list. */
private void initList() {
configList.setModel(new DefaultListModel());
configList.setCellRenderer(new ConfigListCellRenderer());
configList.addListSelectionListener(this);
configList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
JScrollPane configScrollList = new JScrollPane();
configScrollList.getVerticalScrollBar().setUnitIncrement(30);
configScrollList.getViewport().add(configList);
add(configScrollList, BorderLayout.WEST);
String osgiFilter =
"(" + ConfigurationForm.FORM_TYPE + "=" + ConfigurationForm.ADVANCED_TYPE + ")";
ServiceReference[] confFormsRefs = null;
try {
confFormsRefs =
AdvancedConfigActivator.bundleContext.getServiceReferences(
ConfigurationForm.class.getName(), osgiFilter);
} catch (InvalidSyntaxException ex) {
}
if (confFormsRefs != null) {
for (int i = 0; i < confFormsRefs.length; i++) {
ConfigurationForm form =
(ConfigurationForm) AdvancedConfigActivator.bundleContext.getService(confFormsRefs[i]);
if (form.isAdvanced()) this.addConfigForm(form);
}
}
}
/**
* Handles registration of a new configuration form.
*
* @param event the <tt>ServiceEvent</tt> that notified us
*/
public void serviceChanged(ServiceEvent event) {
Object sService = AdvancedConfigActivator.bundleContext.getService(event.getServiceReference());
// we don't care if the source service is not a configuration form
if (!(sService instanceof ConfigurationForm)) return;
ConfigurationForm configForm = (ConfigurationForm) sService;
/*
* This AdvancedConfigurationPanel is an advanced ConfigurationForm so
* don't try to add it to itself.
*/
if ((configForm == this) || !configForm.isAdvanced()) return;
switch (event.getType()) {
case ServiceEvent.REGISTERED:
if (logger.isInfoEnabled())
logger.info("Handling registration of a new Configuration Form.");
this.addConfigForm(configForm);
break;
case ServiceEvent.UNREGISTERING:
this.removeConfigForm(configForm);
break;
}
}
/**
* Returns the component representing the cell given by parameters.
*
* @param list the parent list
* @param value the value of the cell
* @param index the index of the cell
* @param isSelected indicates if the cell is selected
* @param cellHasFocus indicates if the cell has the focus
* @return the component representing the cell
*/
public Component getListCellRendererComponent(
JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
ConfigurationForm configForm = (ConfigurationForm) value;
this.isSelected = isSelected;
this.setText(configForm.getTitle());
return this;
}
/**
* Removes a <tt>ConfigurationForm</tt> from this list.
*
* @param configForm The <tt>ConfigurationForm</tt> to remove.
*/
public void removeConfigForm(ConfigurationForm configForm) {
DefaultListModel listModel = (DefaultListModel) configList.getModel();
for (int count = listModel.getSize(), i = count - 1; i >= 0; i--) {
ConfigurationForm form = (ConfigurationForm) listModel.get(i);
if (form.equals(configForm)) {
listModel.remove(i);
/*
* TODO We may just consider not allowing duplicates on addition
* and then break here.
*/
}
}
}
/**
* Adds a new <tt>ConfigurationForm</tt> to this list.
*
* @param configForm The <tt>ConfigurationForm</tt> to add.
*/
public void addConfigForm(ConfigurationForm configForm) {
if (configForm == null) throw new IllegalArgumentException("configForm");
DefaultListModel listModel = (DefaultListModel) configList.getModel();
int i = 0;
int count = listModel.getSize();
int configFormIndex = configForm.getIndex();
for (; i < count; i++) {
ConfigurationForm form = (ConfigurationForm) listModel.get(i);
if (configFormIndex < form.getIndex()) break;
}
listModel.add(i, configForm);
}
/**
* Shows on the right the configuration form given by the given <tt>ConfigFormDescriptor</tt>.
*
* @param configForm the configuration form to show
*/
private void showFormContent(ConfigurationForm configForm) {
this.centerPanel.removeAll();
JComponent configFormPanel = (JComponent) configForm.getForm();
configFormPanel.setOpaque(false);
this.centerPanel.add(configFormPanel, BorderLayout.CENTER);
this.centerPanel.revalidate();
this.centerPanel.repaint();
}
