private void duplicateCurrentSelection(KeyEvent e) {
ISelection selection = treeViewer.getSelection();
if (selection.isEmpty()) {
return; // nothing to do
}
PlanStructureModifier modifier = getStructureModifier();
PlanTransferable source = modifier.getTransferable(selection);
PlanTransferable copy = (PlanTransferable) modifier.copy(source);
IStructureLocation location =
modifier.getInsertionLocation(copy, selection, InsertionSemantics.AFTER);
AbstractOperation op = new PlanAddOperation(copy, modifier, location);
op.setLabel("Duplicate element(s)");
WidgetUtils.execute(op, getUndoContext(), e.widget, getSite());
}
public ListPropertyAction(
final String propertyName,
final Editable[] editable,
final Method getter,
final Method setter,
final Object newValue,
final Layers layers,
final Layer parentLayer) {
super(
propertyName
+ " for "
+ (editable.length > 1 ? "multiple items" : editable[0].getName()));
_setter = setter;
_layers = layers;
_parentLayer = parentLayer;
_subjects = editable;
_newValue = newValue;
try {
_oldValue = getter.invoke(editable[0], (Object[]) null);
} catch (final Exception e) {
CorePlugin.logError(
Status.ERROR,
"Failed to retrieve old value for:"
+ "Multiple items starting with:"
+ _subjects[0].getName(),
e);
}
if (CorePlugin.getUndoContext() != null) {
super.addContext(CorePlugin.getUndoContext());
}
}
public UndoableAction(
final String propertyName,
final Editable[] editable,
final SubjectAction action,
final Layers layers,
final Layer parentLayer) {
super(
propertyName
+ " for "
+ (editable.length > 1 ? "multiple items" : editable[0].getName()));
_layers = layers;
_action = action;
_parentLayer = parentLayer;
_subjects = editable;
if (CorePlugin.getUndoContext() != null) {
super.addContext(CorePlugin.getUndoContext());
}
}
@Override
public void addContext(IUndoContext context) {
super.addContext(context);
}