[ Version ( deprecated = true , deprecated_since = "3.10" , since = "2.12" ) ]
public void set_show_numbers (bool show_numbers)
Warning: set_show_numbers is deprecated since 3.10.
Sets whether a number should be added to the items shown by the widgets representing this.
The numbers are shown to provide a unique character for a mnemonic to be used inside the menu item's label. Only the first ten items get a number to avoid clashes.
| this | |
| show_numbers |
true if the shown items should be numbered |