fix: selection invisible due to previous change

src/main.rs

@@ -3278,18 +3278,17 @@ impl ApplicationHandler<UserEvent> for App {
                     })
                     .map(|p| p.is_selecting)
                     .unwrap_or(false);
-                 let is_selecting =
-                     (active_is_selecting || mouse_pane_is_selecting)
-                         || self.mouse_down_pos.is_some();
-
-                let mouse_tracking = pane_geom
-                    .as_ref()
-                    .map(|g| self.has_mouse_tracking_for_pane(g.pane_id))
-                    .unwrap_or(false);
-
-                if is_selecting && mouse_tracking {
-                    let modifiers = self.get_mouse_modifiers();
-                    // Send mouse drag/motion events to PTY for apps like Neovim
+                  let is_selecting =
+                      active_is_selecting || mouse_pane_is_selecting;
+                      
+                 let mouse_tracking = pane_geom
+                     .as_ref()
+                     .map(|g| self.has_mouse_tracking_for_pane(g.pane_id))
+                     .unwrap_or(false);
+                     
+                 if (is_selecting || self.mouse_down_pos.is_some()) && mouse_tracking {
+                     let modifiers = self.get_mouse_modifiers();
+                     // Send mouse drag/motion events to PTY for apps like Neovim
                     if let Some(renderer) = &self.renderer {
                         if let Some(geom) = pane_geom {
                             if let Some((col, row)) = renderer