protected PictogramElement findPictogramElement(String id) {
PictogramElement pictogramElement = null;
if (id != null) {
BaseElement be = bpmn2Editor.getModelHandler().findElement(id);
List<PictogramElement> pes =
Graphiti.getLinkService()
.getPictogramElements(bpmn2Editor.getDiagramTypeProvider().getDiagram(), be);
for (PictogramElement pe : pes) {
if (pe instanceof ContainerShape) {
pictogramElement = pe;
} else if (pe instanceof FreeFormConnection) {
pictogramElement = pe;
}
}
}
return pictogramElement;
}
@Override
protected void handlePostSelectionChanged(SelectionChangedEvent event) {
ISelectionProvider parentProvider = getMultiPageEditor().getSite().getSelectionProvider();
// make sure the selected PictogramElement is still on the same Diagram as the
// one currently being displayed - this event can happen after a page switch.
Diagram currentDiagram = bpmn2Editor.getDiagramTypeProvider().getDiagram();
PictogramElement pe = BusinessObjectUtil.getPictogramElementForSelection(event.getSelection());
try {
Diagram peDiagram = Graphiti.getPeService().getDiagramForPictogramElement(pe);
if (currentDiagram != peDiagram) return;
} catch (Exception e) {
// if PictogramElements were deleted, there will be an NPE when searching for
// the PEs parent diagram
return;
}
if (parentProvider instanceof MultiPageSelectionProvider) {
SelectionChangedEvent newEvent = getNewEvent(parentProvider, event);
MultiPageSelectionProvider prov = (MultiPageSelectionProvider) parentProvider;
prov.firePostSelectionChanged(newEvent);
}
}