Function gtk_sys::gtk_cell_renderer_render

pub unsafe extern "C" fn gtk_cell_renderer_render(
    cell: *mut GtkCellRenderer,
    cr: *mut cairo_t,
    widget: *mut GtkWidget,
    background_area: *const GdkRectangle,
    cell_area: *const GdkRectangle,
    flags: GtkCellRendererState
)