Appends text to the list of strings stored in combo_box. If id is non-null then it is used as the ID of the row.
This is the same as calling gtk.combo_box_text.ComboBoxText.insert with a position of -1.
a string ID for this value, or null
A string
Appends text to the list of strings stored in combo_box. If id is non-null then it is used as the ID of the row.
This is the same as calling gtk.combo_box_text.ComboBoxText.insert with a position of -1.