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Add callback support

master
kliment 2011-05-27 00:16:26 +02:00
parent a1cbd12139
commit b679451a43
1 changed files with 25 additions and 0 deletions
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25
printcore.py
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@ -22,6 +22,13 @@ class printcore():
self.sentlines={}
self.log=[]
self.sent=[]
self.tempcb=None#impl (wholeline)
self.recvcb=None#impl (wholeline)
self.sendcb=None#impl (wholeline)
self.errorcb=None#impl (wholeline)
self.startcb=None#impl ()
self.endcb=None#impl ()
self.onlinecb=None#impl ()
self.loud=False#emit sent and received lines to terminal
if port is not None and baud is not None:
#print port, baud
@ -63,18 +70,30 @@ class printcore():
line=self.printer.readline()
if(len(line)>1):
self.log+=[line]
if self.recvcb is not None:
self.recvcb(line)
if self.loud:
print "RECV: ",line
if(line.startswith('start')):
self.clear=True
if not self.online and self.onlinecb is not None:
self.onlinecb()
self.online=True
elif(line.startswith('ok')):
self.clear=True
if not self.online and self.onlinecb is not None:
self.onlinecb()
self.online=True
self.resendfrom=-1
#put temp handling here
if "T:" in line and self.tempcb is not None:
self.tempcb(line)
#callback for temp, status, whatever
elif(line.startswith('Error')):
if self.errorcb is not None:
self.errorcb(line)
#callback for errors
pass
if "Resend" in line or "rs" in line:
@ -143,8 +162,12 @@ class printcore():
def _print(self):
#callback for printing started
if self.startcb is not None:
self.startcb()
while(self.printing and self.printer and self.online):
self._sendnext()
if self.endcb is not None:
self.endcb()
#callback for printing done
def _sendnext(self):
@ -188,6 +211,8 @@ class printcore():
self.sent+=[command]
if self.loud:
print "SENT: ",command
if self.sendcb is not None:
self.sendcb(command)
self.printer.write(command+"\n")
if __name__ == '__main__':