def __del__(self):
"""
Actions necessary on scan event deletion.
"""
pub.unsubscribe(self.stop, "scan.stop")
def __del__(self):
"""
Actions necessary on filter bank deletion.
"""
pub.unsubscribe(self.ComputeReference, "history.change_reference")
pub.unsubscribe(self.RemoveReference, "history.clear_reference")
def OnDestroy(self, evt):
"""Unbind to all events before the plugin is destroyed."""
pub.unsubscribe(self.OnUpdatePatient)
pub.unsubscribe(self.OnStructureCheck)
pub.unsubscribe(self.OnIsodoseCheck)
pub.unsubscribe(self.OnDrawingPrefsChange)
pub.unsubscribe(self.OnPluginLoaded)
self.OnUnfocus()
def OnDestroy(self, evt):
"""Unbind to all events before the plugin is destroyed."""
pub.unsubscribe(self.OnUpdatePatient)
pub.unsubscribe(self.OnStructureCheck)
pub.unsubscribe(self.OnIsodoseCheck)
pub.unsubscribe(self.OnDrawingPrefsChange)
pub.unsubscribe(self.OnPluginLoaded)
self.OnUnfocus()
def OnDelete(self, event=None):
"""
Clean up before destroying object.
Parameters:
event - wx.Event
"""
pub.unsubscribe(self.ChangeDefaultUnits, "default_units.changed")
event.Skip()
def OnDelete(self, event=None):
"""
Actions triggered when canvas is deleted.
Parameters:
event - wx.Event
"""
PlotCanvas1D.OnDelete(self,event)
pub.unsubscribe(self.PostProcess, "filter.change")
event.Skip()
def OnUnfocus(self):
"""Unbind to certain events when the plugin is unfocused."""
# Unbind keyboard and mouse events
self.Unbind(wx.EVT_KEY_DOWN)
self.Unbind(wx.EVT_MOUSEWHEEL)
self.Unbind(wx.EVT_LEFT_DOWN)
self.Unbind(wx.EVT_LEFT_UP)
self.Unbind(wx.EVT_RIGHT_DOWN)
self.Unbind(wx.EVT_RIGHT_UP)
self.Unbind(wx.EVT_MOTION)
pub.unsubscribe(self.OnKeyDown)
pub.unsubscribe(self.OnMouseWheel)
pub.unsubscribe(self.OnRefresh)
def OnUnfocus(self):
"""Unbind to certain events when the plugin is unfocused."""
# Unbind keyboard and mouse events
self.Unbind(wx.EVT_KEY_DOWN)
self.Unbind(wx.EVT_MOUSEWHEEL)
self.Unbind(wx.EVT_LEFT_DOWN)
self.Unbind(wx.EVT_LEFT_UP)
self.Unbind(wx.EVT_RIGHT_DOWN)
self.Unbind(wx.EVT_RIGHT_UP)
self.Unbind(wx.EVT_MOTION)
pub.unsubscribe(self.OnKeyDown)
pub.unsubscribe(self.OnMouseWheel)
pub.unsubscribe(self.OnRefresh)
def unsubscribe(listener):
Publisher.unsubscribe(listener)
class fcEventManager(object):
''' Simple wrapper around pubsub to allow for easy exchange against other
event libraries. Could probably need a rewrite. I am not sure the
EventTypeTemplate and **keys methods are the best way to do this.
Maybe just wrap send, subscribe, ... directly.
'''
class EventTypeTemplate(type):
''' Meta-class to create a specific event-type'''
def __init__(cls, name, bases, dikt):
type.__init__(cls, name, bases, dikt)
def __init__(self, **keys):
self.__dict__.update(**keys)
self.vars = keys
cls.__init__ = __init__
def __init__(self):
self.publisher = Publisher()
self.event_types = {}
self._wrapper_funcs = {}
def send(self, event_name, **keys):
try:
evt_type = self.event_types[event_name]
except KeyError:
evt_type = self.event_types[event_name] = self.EventTypeTemplate(
event_name, (), {})
event_instance = evt_type(**keys)
return self.publisher.sendMessage(event_name, event_instance)
def sendEvent(self, event_name, event):
return self.publisher.sendMessage(event_name, event)
def subscribe(self, subscriber, event_name):
def wrap(msg):
return subscriber(msg.data)
# we need to add this into a dictionary, because we have to keep a
# reference to the wrap function. publisher uses weakrefs.
self._wrapper_funcs.setdefault(_getId(subscriber),
{})[event_name] = wrap
return self.publisher.subscribe(wrap, event_name)
def unsubscribe(self, subscriber, event_name=None):
try:
self._wrapper_funcs[_getId(subscriber)]
except KeyError: # isn't subscribed here, ignore it
return
if event_name is None:
func = self._wrapper_funcs[_getId(subscriber)].values()[0]
else:
func = self._wrapper_funcs[_getId(subscriber)][event_name]
result = self.publisher.unsubscribe(func, event_name)
if event_name is None:
del self._wrapper_funcs[_getId(subscriber)]
else:
del self._wrapper_funcs[_getId(subscriber)][event_name]
return result
def OnDestroy(self, evt):
"""Unbind to all events before the plugin is destroyed."""
pub.unsubscribe(self.OnUpdatePatient)
def OnDestroy(self, evt):
"""Unbind to all events before the plugin is destroyed."""
pub.unsubscribe(self.OnUpdatePatient)
pub.unsubscribe(self.OnStructureCheck)
pub.unsubscribe(self.OnStructureSelect)
def Close(self):
self.dbconn.close()
for callback, topic in self.Subscriptions: # @UnusedVariable
Publisher.unsubscribe(callback)
def OnDestroy(self, evt):
"""Unbind to all events before the plugin is destroyed."""
pub.unsubscribe(self.OnUpdatePatient)
pub.unsubscribe(self.OnStructureCheck)
pub.unsubscribe(self.OnStructureSelect)
def unsubscribe(function, *args, **kwargs):
"""Alias for wx.lib.pubsub.Publisher.unsubscribe()"""
pub.unsubscribe(function, *args, **kwargs)
def __del__(self):
# Unsubscribe when deleted
Publisher.unsubscribe(self.OnConfigMsg)
def __del__(self):
for callback, topic in self.Subscriptions:
Publisher.unsubscribe(callback)
def __del__(self):
for callback, topic in self.Subscriptions: # @UnusedVariable
Publisher.unsubscribe(callback)
def OnDestroy(self, evt):
"""Unbind to all events before the plugin is destroyed."""
pub.unsubscribe(self.OnUpdatePatient)
def __del__(self):
# Unsubscribe when deleted
Publisher.unsubscribe(self.OnConfigMsg)
def unsubscribe(listener):
Publisher.unsubscribe(listener)
def unsubscribe_all(self):
pub.unsubscribe(self.update_channels)
pub.unsubscribe(self.process_data)
def stop_debug_subscriptions(self):
pub.unsubscribe(self._print_messages) # unsubscribes from all
class fcEventManager(object):
''' Simple wrapper around pubsub to allow for easy exchange against other
event libraries. Could probably need a rewrite. I am not sure the
EventTypeTemplate and **keys methods are the best way to do this.
Maybe just wrap send, subscribe, ... directly.
'''
class EventTypeTemplate(type):
''' Meta-class to create a specific event-type'''
def __init__(cls, name, bases, dikt):
type.__init__(cls, name, bases, dikt)
def __init__(self, **keys):
self.__dict__.update(**keys)
self.vars = keys
cls.__init__ = __init__
def __init__(self):
self.publisher = Publisher()
self.event_types = {}
self._wrapper_funcs = {}
def send(self, event_name, **keys):
try:
evt_type = self.event_types[ event_name ]
except KeyError:
evt_type = self.event_types[ event_name ] = self.EventTypeTemplate( event_name, (), {} )
event_instance = evt_type( **keys )
return self.publisher.sendMessage( event_name, event_instance )
def sendEvent(self, event_name, event):
return self.publisher.sendMessage( event_name, event )
def subscribe(self, subscriber, event_name ):
def wrap( msg ):
return subscriber( msg.data )
# we need to add this into a dictionary, because we have to keep a
# reference to the wrap function. publisher uses weakrefs.
self._wrapper_funcs.setdefault( _getId(subscriber), {} )[event_name] = wrap
return self.publisher.subscribe( wrap, event_name )
def unsubscribe(self, subscriber, event_name = None):
try:
self._wrapper_funcs[_getId(subscriber)]
except KeyError: # isn't subscribed here, ignore it
return
if event_name is None:
func = self._wrapper_funcs[_getId(subscriber)].values()[0]
else:
func = self._wrapper_funcs[_getId(subscriber)][event_name]
result = self.publisher.unsubscribe( func, event_name )
if event_name is None:
del self._wrapper_funcs[ _getId(subscriber) ]
else:
del self._wrapper_funcs[ _getId(subscriber) ][event_name]
return result
