The accelerator for the action, in the format understood by gtk_accelerator_parse().
The label for the action. This field should typically be marked for translation, see gtk_action_group_set_translation_domain().
The name of the action.
The stock id for the action, or the name of an icon from the icon theme.
The tooltip for the action. This field should typically be marked for translation, see gtk_action_group_set_translation_domain().
The value to set on the radio action. See gtk_radio_action_get_current_value().
#GtkRadioActionEntry structs are used with gtk_action_group_add_radio_actions() to construct groups of radio actions.