/**
* Applies all filters to the editor. If the filter is activated (or deactivated), it makes all
* elements in the editor invisible (or visible)
*
* @param editor
*/
private void applyFiltersToEditorView(DiagramEditor editor) {
if (editor == null) return;
Object adapter = editor.getAdapter(GraphicalViewer.class);
if (!(adapter instanceof DiagramGraphicalViewer)) return;
DiagramGraphicalViewer viewer = (DiagramGraphicalViewer) adapter;
// get all EditParts of the Model
Map<?, ?> editPartRegistry = viewer.getEditPartRegistry();
Object editPart = null;
Set<Object> visibleElements =
getElementsForFilter(
editPartRegistry, AttributeFilterController.getInstance().getAllFilters());
// show all elements if the processed result is a non-empty set (look
// AttributeAnalyser.getVisibleElementsForFilter())
boolean showAll = (visibleElements != null && visibleElements.isEmpty());
//
boolean show = true;
Set<EObject> visibleEObjects = new HashSet<EObject>();
if (visibleElements != null) {
for (Object element : visibleElements) {
if (element instanceof EdgeImpl) visibleEObjects.add(((EdgeImpl) element).getElement());
if (element instanceof NodeImpl) visibleEObjects.add(((NodeImpl) element).getElement());
}
}
for (Object keyOfEditPartRegistry : editPartRegistry.keySet()) {
if (keyOfEditPartRegistry instanceof NodeImpl) {
editPart = editPartRegistry.get(keyOfEditPartRegistry);
if (editPart instanceof GraphicalEditPart) {
if (showAll
|| visibleEObjects.contains(((NodeImpl) keyOfEditPartRegistry).getElement())) {
show = true;
} else {
show = false;
}
((GraphicalEditPart) editPart).getFigure().setVisible(show);
}
} else if (keyOfEditPartRegistry instanceof EdgeImpl) {
editPart = editPartRegistry.get(keyOfEditPartRegistry);
if (showAll || visibleEObjects.contains(((EdgeImpl) keyOfEditPartRegistry).getElement())) {
show = true;
} else {
show = false;
}
if (editPart instanceof ConnectionEditPart)
((ConnectionEditPart) editPartRegistry.get(keyOfEditPartRegistry))
.getFigure()
.setVisible(show);
}
}
}
