self.onClose = [ ]
self.onExecBegin = [ ]
+ self.onShown = [ ]
# in order to support screens *without* a help,
# we need the list in every screen. how ironic.
# self.session = session
for (name, val) in self.items():
val.execBegin()
+
+ for x in self.onShown:
+ x()
def execEnd(self):
for (name, val) in self.items():