diff --git a/crates/collab_ui/src/incoming_call_notification.rs b/crates/collab_ui/src/incoming_call_notification.rs
index a51fb4891d..6ad533665e 100644
--- a/crates/collab_ui/src/incoming_call_notification.rs
+++ b/crates/collab_ui/src/incoming_call_notification.rs
@@ -48,6 +48,7 @@ pub fn init(cx: &mut MutableAppContext) {
                         },
                         |_| IncomingCallNotification::new(incoming_call.clone()),
                     );
+
                     notification_windows.push(window_id);
                 }
             }
@@ -225,6 +226,7 @@ impl View for IncomingCallNotification {
             .theme
             .incoming_call_notification
             .background;
+
         Flex::row()
             .with_child(self.render_caller(cx))
             .with_child(self.render_buttons(cx))
diff --git a/crates/gpui/src/platform.rs b/crates/gpui/src/platform.rs
index d027218040..99d607e407 100644
--- a/crates/gpui/src/platform.rs
+++ b/crates/gpui/src/platform.rs
@@ -179,7 +179,7 @@ impl Default for Appearance {
     }
 }
 
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, PartialEq, Eq)]
 pub enum WindowKind {
     Normal,
     PopUp,
diff --git a/crates/gpui/src/platform/mac/window.rs b/crates/gpui/src/platform/mac/window.rs
index ca233ccf65..4104b0ebf8 100644
--- a/crates/gpui/src/platform/mac/window.rs
+++ b/crates/gpui/src/platform/mac/window.rs
@@ -246,6 +246,11 @@ unsafe fn build_classes() {
             do_command_by_selector as extern "C" fn(&Object, Sel, Sel),
         );
 
+        decl.add_method(
+            sel!(acceptsFirstMouse:),
+            accepts_first_mouse as extern "C" fn(&Object, Sel, id) -> BOOL,
+        );
+
         decl.register()
     };
 }
@@ -332,6 +337,7 @@ struct WindowState {
     ime_state: ImeState,
     //Retains the last IME Text
     ime_text: Option<String>,
+    accepts_first_mouse: bool,
 }
 
 struct InsertText {
@@ -431,6 +437,7 @@ impl Window {
                 scene_to_render: Default::default(),
                 renderer: Renderer::new(true, fonts),
                 last_fresh_keydown: None,
+                accepts_first_mouse: options.kind == WindowKind::PopUp,
                 traffic_light_position: options
                     .titlebar
                     .as_ref()
@@ -1397,6 +1404,14 @@ extern "C" fn view_did_change_effective_appearance(this: &Object, _: Sel) {
     }
 }
 
+extern "C" fn accepts_first_mouse(this: &Object, _: Sel, _: id) -> BOOL {
+    unsafe {
+        let state = get_window_state(this);
+        let state_borrow = state.as_ref().borrow();
+        return state_borrow.accepts_first_mouse as BOOL;
+    }
+}
+
 async fn synthetic_drag(
     window_state: Weak<RefCell<WindowState>>,
     drag_id: usize,
diff --git a/crates/gpui/src/presenter.rs b/crates/gpui/src/presenter.rs
index 1573b10a10..73e371c50b 100644
--- a/crates/gpui/src/presenter.rs
+++ b/crates/gpui/src/presenter.rs
@@ -156,6 +156,7 @@ impl Presenter {
             self.cursor_regions = scene.cursor_regions();
             self.mouse_regions = scene.mouse_regions();
 
+            // window.is_topmost for the mouse moved event's postion?
             if cx.window_is_active(self.window_id) {
                 if let Some(event) = self.last_mouse_moved_event.clone() {
                     self.dispatch_event(event, true, cx);
diff --git a/crates/workspace/src/workspace.rs b/crates/workspace/src/workspace.rs
index 5851734609..8735f33fbe 100644
--- a/crates/workspace/src/workspace.rs
+++ b/crates/workspace/src/workspace.rs
@@ -98,7 +98,8 @@ actions!(
         ToggleLeftSidebar,
         ToggleRightSidebar,
         NewTerminal,
-        NewSearch
+        NewSearch,
+        ShowNotif,
     ]
 );
 
@@ -1623,6 +1624,7 @@ impl Workspace {
             project_id,
             leader_id: Some(leader_id),
         });
+
         Some(cx.spawn_weak(|this, mut cx| async move {
             let response = request.await?;
             if let Some(this) = this.upgrade(&cx) {
@@ -1719,6 +1721,10 @@ impl Workspace {
         self.follower_states_by_leader.contains_key(&peer_id)
     }
 
+    pub fn is_followed(&self, peer_id: PeerId) -> bool {
+        self.leader_state.followers.contains(&peer_id)
+    }
+
     fn render_titlebar(&self, theme: &Theme, cx: &mut RenderContext<Self>) -> ElementBox {
         let project = &self.project.read(cx);
         let mut worktree_root_names = String::new();
@@ -1896,6 +1902,9 @@ impl Workspace {
                         .to_proto(),
                 )
             });
+
+            cx.notify();
+
             Ok(proto::FollowResponse {
                 active_view_id,
                 views: this
@@ -1928,10 +1937,11 @@ impl Workspace {
         _: Arc<Client>,
         mut cx: AsyncAppContext,
     ) -> Result<()> {
-        this.update(&mut cx, |this, _| {
+        this.update(&mut cx, |this, cx| {
             this.leader_state
                 .followers
                 .remove(&envelope.original_sender_id()?);
+            cx.notify();
             Ok(())
         })
     }