/**
* Create listener for property change on TopComponent.Registry
*
* @return
*/
private PropertyChangeListener createRegistryListener() {
return (PropertyChangeEvent evt) -> {
if (TopComponent.Registry.PROP_CURRENT_NODES.equals(evt.getPropertyName())
|| TopComponent.Registry.PROP_OPENED.equals(evt.getPropertyName())
|| TopComponent.Registry.PROP_ACTIVATED.equals(evt.getPropertyName())) {
if (TopComponent.Registry.PROP_ACTIVATED.equals(evt.getPropertyName())
|| TopComponent.Registry.PROP_OPENED.equals(evt.getPropertyName())) {
// listen to Lookup changes of showing editor windows
watchOpenedTCs();
}
if (TopComponent.Registry.PROP_ACTIVATED.equals(evt.getPropertyName())) {
// switch lookup listener for the activated TC
switchLookupListener();
}
run();
}
};
}
public synchronized void propertyChange(PropertyChangeEvent evt) {
String propName = evt.getPropertyName();
if (TopComponent.Registry.PROP_ACTIVATED.equals(propName)) {
TopComponent activated = (TopComponent) evt.getNewValue();
if (activated instanceof CloneableEditorSupport.Pane) editorActivated();
else editorDeactivated();
} else if (EditorUI.COMPONENT_PROPERTY.equals(propName)) {
JTextComponent component = (JTextComponent) evt.getNewValue();
if (component != null) { // just installed
component.addPropertyChangeListener(this);
if (component.isDisplayable()) {
startTCRegistryListening();
}
} else { // just deinstalled
component = (JTextComponent) evt.getOldValue();
component.removePropertyChangeListener(this);
stopTCRegistryListening();
}
reset();
} else if ("editorKit".equals(propName)) { // NOI18N
reset();
} else if ("ancestor".equals(propName)) { // NOI18N
if (((Component) evt.getSource()).isDisplayable()) { // now displayable
startTCRegistryListening();
} else { // not displayable
stopTCRegistryListening();
}
}
}