def get_tx_selectionmethod_actions(db, selection):
"""Return list of selectionmethod transactions for an extent."""
cls = commontype(selection)
if cls is None:
return []
else:
if getattr(cls, '_hidden_t_selectionmethods', None) is not None:
hidden = cls._hidden_t_selectionmethods(selection) or []
else:
hidden = []
actions = []
for method_name in sorted(cls.t):
if method_name not in hidden:
action = get_method_action(db, cls, 't', method_name)
action.selection = selection
actions.append(action)
return sorted(actions)
def select_delete_action(self):
selection = self.get_selected()
if isinstance(selection, list):
if len(selection) == 1:
selection = selection[0]
# Pass through to 'if selection is not None' block
# below.
else:
cls = commontype(selection)
if cls is None:
return
method_name = 'delete_selected'
if method_name in cls.t:
m_action = get_method_action(
self._db, cls, 't', method_name)
m_action.selection = selection
self.select_action(m_action)
return
if selection is not None:
method_name = 'delete'
if method_name in selection.t:
m_action = get_method_action(
self._db, selection, 't', method_name)
self.select_action(m_action)