withEntry
⚠️ Deprecated ⚠️
This is deprecated since version 4.10.
Use class@Gtk.DropDown
---Creates a new empty GtkComboBox
with an entry.
In order to use a combo box with entry, you need to tell it which column of the model contains the text for the entry by calling method@Gtk.ComboBox.set_entry_text_column.
Return
A new GtkComboBox