import { UmbLitElement } from '../../../core/lit-element/index.js';
import type { UmbPropertyEditorUiElement } from '../../../core/property-editor/index.js';
declare const UmbElementPickerPropertyEditorUIElement_base: import("../../../../libs/extension-api/index.js").HTMLElementConstructor<import("../../../core/validation/index.js").UmbFormControlMixinElement<string[] | undefined>> & typeof UmbLitElement;
export declare class UmbElementPickerPropertyEditorUIElement extends UmbElementPickerPropertyEditorUIElement_base implements UmbPropertyEditorUiElement {
    #private;
    mandatory?: boolean;
    mandatoryMessage: string;
    name?: string;
    readonly: boolean;
    set config(config: UmbPropertyEditorUiElement['config'] | undefined);
    private _folderOnly;
    private _min;
    private _minMessage;
    private _max;
    private _maxMessage;
    private _startNode?;
    private _allowedContentTypes?;
    focus(): void | undefined;
    firstUpdated(changedProperties: Map<string | number | symbol, unknown>): void;
    render(): import("lit-html").TemplateResult<1>;
}
export { UmbElementPickerPropertyEditorUIElement as element };
declare global {
    interface HTMLElementTagNameMap {
        'umb-element-picker-property-editor-ui': UmbElementPickerPropertyEditorUIElement;
    }
}