Merge pull request Textualize#5516 from Textualize/refresh-jank-fix

fix refresh jank

src/textual/app.py

@@ -2650,7 +2650,6 @@ def push_screen(
 
         if self._screen_stack:
             self.screen.post_message(events.ScreenSuspend())
-            self.screen.refresh()
         next_screen, await_mount = self._get_screen(screen)
         try:
             message_pump = active_message_pump.get()
@@ -2660,7 +2659,6 @@ def push_screen(
         next_screen._push_result_callback(message_pump, callback, future)
         self._load_screen_css(next_screen)
         self._screen_stack.append(next_screen)
-        self.stylesheet.update(next_screen)
         next_screen.post_message(events.ScreenResume())
         self.log.system(f"{self.screen} is current (PUSHED)")
         if wait_for_dismiss:

src/textual/screen.py

@@ -1309,8 +1309,8 @@ def _get_inline_height(self, size: Size) -> int:
     def _screen_resized(self, size: Size):
         """Called by App when the screen is resized."""
         if self.stack_updates:
-            self._compositor_refresh()
             self._refresh_layout(size)
+            self._compositor_refresh()
 
     def _on_screen_resume(self) -> None:
         """Screen has resumed."""
@@ -1320,8 +1320,6 @@ def _on_screen_resume(self) -> None:
         self.app._refresh_notifications()
         size = self.app.size
 
-        self._refresh_layout(size)
-        self.refresh()
         # Only auto-focus when the app has focus (textual-web only)
         if self.app.app_focus:
             auto_focus = (
@@ -1333,6 +1331,9 @@ def _on_screen_resume(self) -> None:
                         self.set_focus(widget)
                         break
 
+        self.app.stylesheet.update(self)
+        self._refresh_layout(size)
+
     def _on_screen_suspend(self) -> None:
         """Screen has suspended."""
         if self.app.SUSPENDED_SCREEN_CLASS: