def set_trigger_PV(self,value):
if value != self.__trigger_PV__:
from CA import camonitor,camonitor_clear
camonitor_clear(self.__trigger_PV__,callback=self.trigger_callback)
self.trigger_times = []
self.__trigger_PV__ = value
camonitor(self.__trigger_PV__,callback=self.trigger_callback)
def monitor(self,PVs):
"""Update list of monitored process variables"""
from CA import camonitor,camonitor_clear
for PV in self.monitored_PVs+[]:
if not PV in PVs:
camonitor_clear(PV,self.callback)
self.monitored_PVs.remove(PV)
for PV in PVs:
if not PV in self.monitored_PVs:
camonitor(PV,callback=self.callback)
self.monitored_PVs += [PV]
def stop_monitoring(self):
"""Undo 'monitor'"""
from CA import camonitor_clear
for PV in self.monitored_PVs+[]:
camonitor_clear(PV,self.callback)
self.monitored_PVs.remove(PV)
def monitor_clear(self,callback=None):
"""Undo 'monitor'."""
from CA import camonitor_clear
camonitor_clear(self.prefix+".RBV",callback=callback)
def set_monitoring_trigger(self,value):
from CA import camonitor,camonitor_clear
if value: camonitor(self.trigger_PV,callback=self.trigger_callback)
else: camonitor_clear(self.trigger_PV,callback=self.trigger_callback)
self.__monitoring_trigger__ = value