const gchar* gtk_combo_box_get_active_id ( GtkComboBox* combo_box )
Returns the ID of the active row of
combo_box. This value is taken
from the active row and the column specified by the
combo_box (see gtk_combo_box_set_id_column()).
The returned value is an interned string which means that you can compare the pointer by value to other interned strings and that you must not free it.
GtkComboBox:id-column property of
combo_box is not set, or if
no row is active, or if the active row has a
NULL ID value, then
Available since: 3.0