Trait DragSource 

pub trait DragSource {
    // Required method
    fn drag_data(&self) -> Option<DragData>;

    // Provided method
    fn allowed_effects(&self) -> &[DropEffect] { ... }
}

Something that can originate a drag.

Required Methods

fn drag_data(&self) -> Option<DragData>

Produce the payload to carry for this drag, or None to not start one.

Provided Methods

fn allowed_effects(&self) -> &[DropEffect]

The effects this source permits (defaults to copy + move).

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors