Inserts text at position in the list of strings stored in combo_box. If id is non-NULL then it is used as the ID of the row. See "id-column". If position is negative then text is appended.
An index to insert text
a string ID for this value, or NULL. [allow-none]
A string to display Since 3.0
See Implementation
Inserts text at position in the list of strings stored in combo_box. If id is non-NULL then it is used as the ID of the row. See "id-column". If position is negative then text is appended.