+optional<pair<wxTreeListItem, shared_ptr<Cinema>>>
+ScreensPanel::cinema_for_operation () const
+{
+ if (_selected_cinemas.size() == 1) {
+ return make_pair(_selected_cinemas.begin()->first, _selected_cinemas.begin()->second);
+ } else if (_selected_screens.size() == 1) {
+ return make_pair(_targets->GetItemParent(_selected_screens.begin()->first), _selected_screens.begin()->second->cinema);
+ }
+
+ return {};
+}
+
+