Function gtk::render_extension 
source · [−]pub fn render_extension(
    context: &impl IsA<StyleContext>,
    cr: &Context,
    x: f64,
    y: f64,
    width: f64,
    height: f64,
    gap_side: PositionType
)Expand description
Renders a extension (as in a Notebook tab) in the rectangle
defined by x, y, width, height. The side where the extension
connects to is defined by gap_side.
Typical extension rendering:

context
cr
x
X origin of the rectangle
y
Y origin of the rectangle
width
rectangle width
height
rectangle height
gap_side
side where the gap is