All background, no process control, same message across platforms

Author: willend

tools/Python/mcgui/mcgui.py

@@ -472,22 +472,15 @@ def vis_run(self, tool=''):
         # Ensure assembled runstr is a string, not a QString 
         runstr = str(runstr)
 
+        self.__emitter.status('Starting visualisation in background shell...')
+        self.__emitter.message(runstr, gui=False)
         if not os.name=='nt':
         # run simulation in a background thread
             self.__runthread = McRunQThread()
             self.__runthread.cmd = runstr
             self.__runthread.cwd = os.path.dirname(self.__instrFile)
-            self.__runthread.finished.connect(lambda: self.__runFinished(self.__runthread.process_returncode))
-            self.__runthread.thread_exception.connect(handleExceptionMsg)
-            self.__runthread.error.connect(lambda msg: self.__emitter.message(msg, err_msg=True))
-            self.__runthread.message.connect(lambda msg: self.__emitter.message(msg))
             self.__runthread.start()
-            self.__emitter.message(runstr, gui=True)
-            self.__emitter.status('Running visualisation ...')
-            self.__fireSimStateUpdate()
         else:
-            self.__emitter.message(runstr, gui=True)
-            self.__emitter.status('Started visualisation in background shell...')
             subprocess.Popen(runstr, shell=True)
 
     def __runFinished(self, process_returncode):