def _var_selection_changed(self, *_):
self._copy_to_manual_update_enabled()
indices = self.selected_indices()
# set of all methods for the current selection
methods = [self.var_state[i].method for i in indices]
def key(method):
if isinstance(method, Default):
return Default, (None, )
return type(method), tuple(method)
mset = list(unique_everseen(methods, key=key))
self.controlbox.setEnabled(len(mset) > 0)
if len(mset) == 1:
method = mset.pop()
self.method = Methods.from_method(method)
if isinstance(method, (EqualFreq, EqualWidth)):
self.k = method.k
elif isinstance(method, Custom):
self.cutpoints = method.points
else:
# deselect the current button
self.method = -1
bg = self.controlbox.group
button_group_reset(bg)
self._update_spin_positions()
def _update_interface(self):
"""
Update the user interface according to selection
- If VarHints for all selected variables are the same, check the
corresponding radio button and fill the corresponding controls;
- otherwise, uncheck all radios.
"""
if self.__interface_update:
return
try:
self.__interface_update = True
keys = self.varkeys_for_selection()
mset = list(unique_everseen(map(self.var_hints.get, keys)))
if len(mset) != 1:
self._uncheck_all_buttons()
return
if mset == [None]:
method_id, args = Methods.Default, ()
else:
method_id, args = mset.pop()
self._check_button(method_id, True)
self._set_values(method_id, args)
finally:
self.__interface_update = False