import type { UmbElementTreeItemModel } from '../tree/types.js';
import { UmbControllerBase } from '../../../libs/class-api/index.js';
import type { UmbTreeAncestorsOfRequestArgs, UmbTreeChildrenOfRequestArgs, UmbTreeItemModel, UmbTreeRootItemsRequestArgs, UmbTreeStartNode } from '../../core/tree/index.js';
import type { UmbConfigCollectionModel } from '../../core/utils/index.js';
import type { UmbControllerHost } from '../../../libs/controller-api/index.js';
import type { UmbItemDataResolver } from '../../core/entity-item/index.js';
import type { UmbPickerTreeDataSource } from '../../core/picker-data-source/index.js';
export declare class UmbElementTreePickerDataSource extends UmbControllerBase implements UmbPickerTreeDataSource {
    #private;
    constructor(host: UmbControllerHost);
    createItemDataResolver(host: UmbControllerHost): UmbItemDataResolver;
    setConfig(config: UmbConfigCollectionModel | undefined): void;
    requestTreeStartNode(): Promise<UmbTreeStartNode | undefined>;
    requestTreeRoot(): Promise<{
        data: import("../types.js").UmbElementTreeRootModel;
    }>;
    requestTreeRootItems(args: UmbTreeRootItemsRequestArgs): Promise<{
        data: import("../../core/repository/index.js").UmbTargetPagedModel<UmbElementTreeItemModel> | undefined;
        error: Error | import("../../core/resources/index.js").UmbError | import("../../core/resources/index.js").UmbCancelError | import("../../core/resources/index.js").UmbApiError | undefined;
        asObservable: () => undefined;
    }>;
    requestTreeItemsOf(args: UmbTreeChildrenOfRequestArgs): Promise<{
        data: import("../../core/repository/index.js").UmbTargetPagedModel<UmbElementTreeItemModel> | undefined;
        error: Error | import("../../core/resources/index.js").UmbError | import("../../core/resources/index.js").UmbCancelError | import("../../core/resources/index.js").UmbApiError | undefined;
        asObservable: () => undefined;
    }>;
    requestTreeItemAncestors(args: UmbTreeAncestorsOfRequestArgs): Promise<{
        data: UmbElementTreeItemModel[] | undefined;
        error: any;
    }>;
    requestItems(uniques: Array<string>): Promise<{
        asObservable: () => undefined;
        data?: undefined;
        error?: undefined;
    } | {
        data: import("../types.js").UmbElementItemModel[] | undefined;
        error: Error | import("../../core/resources/index.js").UmbError | import("../../core/resources/index.js").UmbCancelError | import("../../core/resources/index.js").UmbApiError | undefined;
        asObservable: () => import("rxjs").Observable<import("../types.js").UmbElementItemModel[]> | undefined;
    }> | Promise<{
        asObservable: () => undefined;
        data?: undefined;
        error?: undefined;
    } | {
        data: import("../folder/types.js").UmbElementFolderItemModel[] | undefined;
        error: Error | import("../../core/resources/index.js").UmbError | import("../../core/resources/index.js").UmbCancelError | import("../../core/resources/index.js").UmbApiError | undefined;
        asObservable: () => import("rxjs").Observable<import("../folder/types.js").UmbElementFolderItemModel[]> | undefined;
    }>;
    treePickableFilter: (treeItem: UmbTreeItemModel) => boolean;
}