import { type BaseEventPayload, type CleanupFn, type DropTargetArgs, type DropTargetEventBasePayload, type DropTargetEventPayloadMap, type DropTargetGetFeedbackArgs, type EventPayloadMap, type ExternalDragType, type MonitorArgs, type MonitorGetFeedbackArgs, type NativeMediaType } from '../internal-types';
export declare function isAnAvailableType({ type, value }: {
    type: string;
    value: string;
}): boolean;
export declare function getAvailableTypes(transfer: DataTransfer): NativeMediaType[];
export declare function getAvailableItems(dataTransfer: DataTransfer): DataTransferItem[];
declare const adapter: {
    registerUsage: () => CleanupFn;
    dropTarget: (args: DropTargetArgs<ExternalDragType>) => CleanupFn;
    monitor: (args: MonitorArgs<ExternalDragType>) => CleanupFn;
};
/**
 * Some events don't make sense for the external adapter
 *
 * `onGenerateDragPreview`
 * The browser creates the drag preview for external drags, so we don't
 * need an event to generate the preview for _monitors_ or the _dropTarget_
 *
 * `onDragStart`
 * An external drag can never start from in the `window`, so _dropTarget_'s
 * don't need `onDragStart`
 */
type StripEventsForDropTargets<T> = Omit<T, 'onGenerateDragPreview' | 'onDragStart'>;
type StripEventsForMonitors<T> = Omit<T, 'onGenerateDragPreview'>;
export declare function dropTargetForExternal(args: StripEventsForDropTargets<Parameters<typeof adapter.dropTarget>[0]>): CleanupFn;
export declare function monitorForExternal(args: StripEventsForMonitors<Parameters<typeof adapter.monitor>[0]>): CleanupFn;
/** Common event payload for all events */
export type ExternalEventBasePayload = BaseEventPayload<ExternalDragType>;
/** A map containing payloads for all events */
export type ExternalEventPayloadMap = StripEventsForMonitors<EventPayloadMap<ExternalDragType>>;
/** Common event payload for all drop target events */
export type ExternalDropTargetEventBasePayload = DropTargetEventBasePayload<ExternalDragType>;
/** A map containing payloads for all events on drop targets */
export type ExternalDropTargetEventPayloadMap = StripEventsForDropTargets<DropTargetEventPayloadMap<ExternalDragType>>;
/** Arguments given to all feedback functions (eg `canDrop()`) on a `dropTargetForExternal` */
export type ExternalDropTargetGetFeedbackArgs = DropTargetGetFeedbackArgs<ExternalDragType>;
/** Arguments given to all monitor feedback functions (eg `canMonitor()`) for a `monitorForExternal` */
export type ExternalMonitorGetFeedbackArgs = MonitorGetFeedbackArgs<ExternalDragType>;
export {};