public void actionPerformed(ActionEvent e) {
Object source = e.getSource();
if (source instanceof UMLComboBox2) {
UMLComboBox2 box = (UMLComboBox2) source;
Object diagram = box.getTarget();
Object homeModel = box.getSelectedItem();
if (diagram instanceof Relocatable) {
Relocatable d = (Relocatable) diagram;
if (d.isRelocationAllowed(homeModel)) {
d.relocate(homeModel);
}
}
}
}
@Override
protected void buildModelList() {
Object target = getTarget();
List list = new ArrayList();
if (target instanceof Relocatable) {
Relocatable diagram = (Relocatable) target;
for (Object obj :
diagram.getRelocationCandidates(getModelManagementFactory().getRootModel())) {
if (diagram.isRelocationAllowed(obj)) {
list.add(obj);
}
}
}
/* This should not be needed if the above is correct,
* but let's be sure: */
list.add(getSelectedModelElement());
Collections.sort(list, new PathComparator());
setElements(list);
}