Method
Gtk.DropDown.set_expression
Declaration [src]
void
gtk_drop_down_set_expression (
  GtkDropDown* self,
  GtkExpression* expression
)
Description [src]
Sets the expression that gets evaluated to obtain strings from items.
This is used for search in the popup. The expression must have
a value type of G_TYPE_STRING.
| Sets property | Gtk.DropDown:expression | 
Parameters
| expression | GtkExpression | 
| a  | |
| Can be NULL | |
| Ownership is not transferred to the callee |