finally usuable(?) again!

client-barcode/display.py

@@ -78,7 +78,7 @@ class Display(threading.Thread):
 		#print "Starting Display thread" 
 		self.screensaver.start()
 		while(self.runme):
-			print("display thread loop\n")
+			#print("display thread loop\n")
 			self.mutex_get()
 			#print("display got mutex and handles scroll\n")
 			self.offset_line1 = self.display_handle_scroll(1,self.scroll_line1,self.offset_line1)
@@ -203,6 +203,8 @@ class Display(threading.Thread):
 		if (not self.serialport == None):
 			if (idle_reset):
 				self.screensaver.idle_reset();
+				self.scroll_line1=None
+				self.scroll_line2=None
 			self.serialport.write(text)	
 		else:
 			self.open_port()	
@@ -235,20 +237,20 @@ class Screensaver (threading.Thread):
 		self.display=display
 		self.runme=True
 		self.idlecounter=0
-		self.timeout_dim=10
-		self.timeout_message=20
-		self.timeout_off=32
+		self.timeout_dim=30
+		self.timeout_message=60
+		self.timeout_off=300
 		self.mutex = allocate_lock()
 	        threading.Thread.__init__(self)
 
 	def run(self):
-		print "Starting Screensaver thread" 
+		#print "Starting Screensaver thread" 
 		while(self.runme):
 			self.mutex.acquire()
 			self._main_loop()
 			self.mutex.release()
 			time.sleep(.5)
-		print "Exiting Screensaver thread"
+		#print "Exiting Screensaver thread"
 
 	def terminate(self):
 		self.runme = False

client-barcode/freitagskasse.py

@@ -430,7 +430,6 @@ def main():
 	myDisplay = Display("/dev/ttyUSB0")
 	myDisplay.start()
 	myDisplay.cmd_reset()
-	time.sleep(2)
 	myDisplay.cmd_cursor_show(False)
 
 	myDisplay.display_screen("HINWEIS","Herzlich willkommen bei der Freitagsrunde! *** ")