namespace Content.Shared.DragDrop; public abstract class SharedDragDropSystem : EntitySystem { protected bool? CheckDragDropOn(DragDropEvent eventArgs) { var canDragDropOnEvent = new CanDragDropOnEvent(eventArgs.User, eventArgs.Dragged, eventArgs.Target); RaiseLocalEvent(eventArgs.Target, canDragDropOnEvent, false); return canDragDropOnEvent.Handled ? canDragDropOnEvent.CanDrop : null; } }