def _clear(self):
objs = self.get_selection()
qty = len(objs)
if qty < 1:
raise SelectionError('There are no objects selected')
msg = stoqlib_ngettext(
_('Delete this item?'),
_('Delete these %d items?') % qty,
qty)
delete_label = stoqlib_ngettext(
_("Delete item"),
_("Delete items"),
qty)
keep_label = stoqlib_ngettext(
_("Keep it"),
_("Keep them"),
qty)
if not yesno(msg, gtk.RESPONSE_NO, delete_label, keep_label):
return
self.emit('before-delete-items', objs)
if qty == len(self.klist):
self.klist.clear()
else:
for obj in objs:
self.klist.remove(obj)
self.klist.unselect_all()
self._update_sensitivity()
self.emit('after-delete-items')
def _edit(self):
if not self._can_edit:
return
objs = self.get_selection()
qty = len(objs)
if qty != 1:
raise SelectionError(
("Please select only one item before choosing Edit."
"\nThere are currently %d items selected") % qty)
self._edit_model(objs[0])