LibraryWidget: do not try to draw progress when pixmap is None

rare/components/tabs/library/widgets/game_widget.py

@@ -100,6 +100,7 @@ def __init__(self, rgame: RareGame, parent=None):
             'not_can_launch': self.tr("Can't launch"),
         }
 
+        self._pixmap_timer: bool = False
         self._ui = None
 
     # lk: abstract class for typing, the `self.ui` attribute should be used
@@ -123,14 +124,16 @@ def start_progress(self):
         pass
 
     def paintEvent(self, a0: QPaintEvent) -> None:
+        if self._pixmap_timer:
+            return super().paintEvent(a0)
         if not self.visibleRegion().isNull() and not self.rgame.has_pixmap:
+            self._pixmap_timer = True
             self.startTimer(random.randrange(42, 2361, 129), Qt.TimerType.CoarseTimer)
-            # self.startTimer(random.randrange(42, 2361, 363), Qt.VeryCoarseTimer)
-            # self.rgame.load_pixmap()
-        super().paintEvent(a0)
+        return super().paintEvent(a0)
 
     def timerEvent(self, a0):
         self.killTimer(a0.timerId())
+        self._pixmap_timer = False
         self.rgame.load_pixmaps()
 
     def showEvent(self, a0: QShowEvent) -> None:

rare/components/tabs/library/widgets/library_widget.py

@@ -148,14 +148,16 @@ def showProgress(self, color_pm: QPixmap, gray_pm: QPixmap) -> None:
         self.updateProgress(0)
 
     @Slot(int)
-    def updateProgress(self, progress: int):
+    def updateProgress(self, progress: int) -> None:
         self.progress_label.setText(f'{progress:02}%')
+        if self._color_pixmap is None or self._gray_pixmap is None:
+            return
         if progress > self._progress:
             self._progress = progress
             self.setPixmap(self.progressPixmap(self._color_pixmap, self._gray_pixmap, progress))
 
     @Slot(bool)
-    def hideProgress(self, stopped: bool):
+    def hideProgress(self, stopped: bool) -> None:
         self._color_pixmap = None
         self._gray_pixmap = None
         self.progress_label.setVisible(stopped)