1 files changed, 35 insertions, 0 deletions
diff --git a/src/app/api/panes.rs b/src/app/api/panes.rs
index fdda8750..cf7b594d 100644
--- a/src/app/api/panes.rs
+++ b/src/app/api/panes.rs
@@ -166,6 +166,7 @@ impl App {
         };
 
         self.state.focus_pane_in_workspace(ws_idx, pane_id);
+        self.state.mark_active_tab_seen();
         self.state.settle_terminal_mode_after_focus();
 
         let Some(pane) = self.pane_info(ws_idx, pane_id) else {
@@ -3505,6 +3506,40 @@ mod tests {
     }
 
     #[test]
+    fn api_pane_focus_marks_already_focused_done_pane_seen() {
+        let mut app = app_with_linked_worktree();
+        app.state.active = Some(0);
+        app.state.selected = 0;
+        app.state.outer_terminal_focus = Some(false);
+
+        let pane_id = app.state.workspaces[0].tabs[0].root_pane;
+        let terminal_id = app.state.workspaces[0].tabs[0].panes[&pane_id]
+            .attached_terminal_id
+            .clone();
+        app.state.terminals.get_mut(&terminal_id).unwrap().state = crate::detect::AgentState::Idle;
+        app.state.workspaces[0].tabs[0]
+            .panes
+            .get_mut(&pane_id)
+            .unwrap()
+            .seen = false;
+        app.state.workspaces[0].tabs[0].layout.focus_pane(pane_id);
+
+        let public_pane_id = app.public_pane_id(0, pane_id).unwrap();
+        let response = app.handle_pane_focus(
+            "req".into(),
+            PaneTarget {
+                pane_id: public_pane_id,
+            },
+        );
+
+        let success: SuccessResponse = serde_json::from_str(&response).unwrap();
+        let ResponseResult::PaneInfo { pane } = success.result else {
+            panic!("expected pane info response");
+        };
+        assert_eq!(pane.agent_status, crate::api::schema::AgentStatus::Idle);
+    }
+
+    #[test]
     fn api_pane_focus_rejects_invalid_pane_id() {
         let mut app = app_with_linked_worktree();