def window_closing(self, sender, args):
if not self._commited:
if self._reserved_key:
try:
kdb.release_key(self._conn,
self._reserved_key,
category=self._cat)
except System.TimeoutException as toutex:
forms.alert(toutex.Message)
except Exception:
pass
try:
kdb.end_edit(self._conn)
except System.TimeoutException as toutex:
forms.alert(toutex.Message)
except Exception:
pass
def pick_key(self, sender, args):
# remove previously reserved
if self._reserved_key:
try:
kdb.release_key(self._conn,
self._reserved_key,
category=self._cat)
except System.TimeoutException as toutex:
forms.alert(toutex.Message)
return
try:
categories = kdb.get_categories(self._conn)
keynotes = kdb.get_keynotes(self._conn)
locks = kdb.get_locks(self._conn)
except System.TimeoutException as toutex:
forms.alert(toutex.Message)
return
# collect existing keys
reserved_keys = [x.key for x in categories]
reserved_keys.extend([x.key for x in keynotes])
reserved_keys.extend([x.LockTargetRecordKey for x in locks])
# ask for a unique new key
new_key = forms.ask_for_unique_string(
prompt='Enter a Unique Key',
title=self.Title,
reserved_values=reserved_keys,
owner=self)
if new_key:
try:
kdb.reserve_key(self._conn, new_key, category=self._cat)
except System.TimeoutException as toutex:
forms.alert(toutex.Message)
return
self._reserved_key = new_key
# set the key value on the button
self.active_key = new_key