Trait DragSurfaceExtManual

pub trait DragSurfaceExtManual: Sealed + IsA<DragSurface> {
    // Provided method
    fn connect_compute_size<F: Fn(&DragSurface, &mut DragSurfaceSize) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId { ... }
}

Available on crate feature v4_12 only.

Trait containing manually implemented methods of DragSurface.

Provided Methods

fn connect_compute_size<F: Fn(&DragSurface, &mut DragSurfaceSize) + 'static>( &self, f: F, ) -> SignalHandlerId

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors

impl<O: IsA<DragSurface>> DragSurfaceExtManual for O