DropDownGidBuilderImpl.expression

T expression(gtk.expression.Expression propval)

Set expression property.

Parameters

propval An expression to evaluate to obtain strings to match against the search term. See gtk.drop_down.DropDown.enableSearch for how to enable search. If gtk.drop_down.DropDown.factory is not set, the expression is also used to bind strings to labels produced by a default factory.

Returns

Builder instance for fluent chaining