set render button checked during rendering

Author: mbway

cq_editor/main_window.py

@@ -347,10 +347,12 @@ def handle_filename_change(self, fname):
         self.setWindowTitle(f"{self.name}: {new_title}")
 
     def on_idle(self):
+        self.components['debugger'].set_rendering_state(False)
         self.set_status_message('Idle', '#000000')
 
     @pyqtSlot()
     def on_render_start(self):
+        self.components['debugger'].set_rendering_state(True)
         self.set_status_message('Rendering...', '#ff0000')
 
     @pyqtSlot(int, int, str)

cq_editor/widgets/debugger.py

@@ -251,7 +251,12 @@ def render(self):
             exc_info = sys.exc_info()
             sys.last_traceback = exc_info[-1]
             self.sigTraceback.emit(exc_info, cq_script)
-    
+
+    def set_rendering_state(self, rendering):
+        render_action = self._actions['Run'][0]
+        render_action.setCheckable(rendering)
+        render_action.setChecked(rendering)
+
     @property
     def breakpoints(self):
         return [ el[0] for el in self.get_breakpoints()]