import { DialogValues, InputAction } from "../..";
import { GenericQuickPick } from "./AbstractQuickPick";
import { GenericQuickPickOptions, QuickPickItemFunction } from "./GenericQuickPick";
/**
 * Namespace for any loading quick pick
 */
export declare namespace LoadingQuickPick {
    /**
     * Any options for loading quick picks
     */
    interface LoadingQuickPickOptions extends GenericQuickPickOptions {
        /**
         * The function that is used for reload any data.
         * This can be different from the normal data generate function (`generateItems`).
         * If you do not give any function, then `generateItems` will be used to reload the items.
         */
        readonly reloadItems?: QuickPickItemFunction;
        /**
         * The tooltip that should be shown when reloading
         */
        readonly reloadTooltip: string;
    }
}
/**
 * A long loading quick pick input. This should be used, if there is any long-loading data is expected.
 *
 * For example, if your loading takes 20 seconds, you should use this input over QuickPick, because this will notify the user about the loading process.
 * If you don't have any data that needs loading or your data is expected to have a very short loading time, then you should use QuickPick
 */
export declare class LoadingQuickPick extends GenericQuickPick<LoadingQuickPick.LoadingQuickPickOptions> {
    /**
     * @override
     */
    showDialog(currentResults: DialogValues, title: string, showBackButton: boolean): Promise<string[] | InputAction.BACK | undefined>;
    /**
     * Blocks the quick pick for loading.
     *
     * @param quickPick - the real quick pick component
     */
    private prepareLoading;
    /**
     * Enables the quick pick after the loading and sets the new items.
     *
     * @param quickPick - the real quick pick component
     * @param data - the loaded data
     * @param currentResults - the current selected dialog values
     */
    private handlePostLoading;
}