tree: activate workspace on click

src/tasks/connector.rs

@@ -118,6 +118,7 @@ impl ConnectorHandler {
             is_dummy: false,
             status: self.state.status.clone(),
             scroll: Default::default(),
+            pointer_positions: Default::default(),
         });
         let mode = info.initial_mode;
         let output_data = Rc::new(OutputData {