get_menu_label_text
Description:
Retrieves the text of the menu label for the page containing child.
Parameters:
| this |
a `GtkNotebook` |
| child |
the child widget of a page of the notebook. |
Returns:
|
the text of the tab label, or null if the widget does not have a menu label other than the default menu label, or the menu label widget is not a `GtkLabel`. The string is owned by the widget and must not be freed. |