fix: retain terminal keyboard focus

spikes/gpui-shell/src/main.rs

@@ -345,7 +345,7 @@ impl LumbridgeShell {
                 .tab_stop(true)
         });
         let root_focus = cx.focus_handle();
-        window.focus(&pane_focus[0]);
+        window.focus(&root_focus);
 
         cx.spawn(async move |this, cx| {
             loop {
@@ -529,7 +529,7 @@ impl LumbridgeShell {
 
     fn select_pane(&mut self, pane: PaneId, window: &mut Window, cx: &mut Context<Self>) {
         self.dispatch(ShellAction::SelectPane(pane));
-        window.focus(&self.pane_focus[pane.index()]);
+        window.focus(&self.root_focus);
         cx.notify();
     }
 
@@ -539,8 +539,8 @@ impl LumbridgeShell {
         window: &mut Window,
         cx: &mut Context<Self>,
     ) {
-        let outcome = self.dispatch(ShellAction::MoveFocus(direction));
-        window.focus(&self.pane_focus[outcome.selected_pane.index()]);
+        self.dispatch(ShellAction::MoveFocus(direction));
+        window.focus(&self.root_focus);
         cx.notify();
     }
 
@@ -1339,6 +1339,9 @@ impl Render for LumbridgeShell {
             .relative()
             .track_focus(&self.root_focus)
             .key_context("LumbridgeShell")
+            .on_click(cx.listener(|shell, _, window, _| {
+                window.focus(&shell.root_focus);
+            }))
             .on_action(cx.listener(Self::focus_left))
             .on_action(cx.listener(Self::focus_right))
             .on_action(cx.listener(Self::focus_up))