pub fn show_about_dialog<P: IsA<Window>>(
    parent: Option<&P>,
    properties: &[(&str, &dyn ToValue)]
)
Expand description

A convenience function for showing an application’s about dialog.

The constructed dialog is associated with the parent window and reused for future invocations of this function.

parent

the parent top-level window

first_property_name

the name of the first property