#[no_mangle]
pub extern "C" fn squeek_layout_drag(
    layout: *mut Layout,
    submission: Wrapped<Submission>,
    x_widget: f64,
    y_widget: f64,
    widget_to_layout: Transformation,
    time: u32,
    popover: Actor,
    app_state: Wrapped<Threaded<Application>>,
    ui_keyboard: EekGtkKeyboard
)