Function gtk::render_option

pub fn render_option(
    context: &impl IsA<StyleContext>, 
    cr: &Context, 
    x: f64, 
    y: f64, 
    width: f64, 
    height: f64
)

Renders an option mark (as in a RadioButton), the StateFlags::CHECKED state will determine whether the option is on or off, and StateFlags::INCONSISTENT whether it should be marked as undefined.

Typical option mark rendering:

context

a StyleContext

cr

a cairo::Context

x

X origin of the rectangle

y

Y origin of the rectangle

width

rectangle width

height

rectangle height