import { Tuple } from "../Tuple";
import { FormGroup } from "@angular/forms";
export declare abstract class TupleDataLoaderTupleABC extends Tuple {
    protected constructor(tupleName: string);
    /**
     * Creates a new instance of FormGroup to enable ReactiveForms validation.
     *
     *
     * @return {FormGroup} - The newly created FormGroup
     *                       instance, or null of formGroup validation is
     *                       not required.
     */
    createFormGroup(): FormGroup | null;
    /**
     * Update the form group with the given changes.
     *
     * If createFormGroup returns null, this method
     * will never be called.
     *
     * @param {object} changes - The changes to apply to the form group.
     * @return {boolean} - Returns a boolean value indicating if
     * there were differences to update.
     */
    updateFromFormGroup(changes: {}): boolean | null;
    /**
     * Update the validation of a form group.
     *
     * This will be called when data in the form group changes, and after those
     * changes have been synchronised to this data tuple.
     *
     * Updates of any kind must be made to the formGroup controls.
     *
     * Value reads may be performed on either this tuple or the formGroyp as
     * both values should be identical. If they arn't then there is a bug in
     * your updateTupleFromFormGroup call.
     *
     * Example: Disable one control based on the value of another control
     *  being null.
     *
     * ```
     * if (formGroup.get('control_1').value == null) {
     *   formGroup.get('control_2').disable();
     * } else {
     *   formGroup.get('control_2').enable();
     * }
     * ```
     *
     * @param {FormGroup} formGroup - The form group to update validation for.
     *
     * @return {void}
     */
    updateValidation(formGroup: FormGroup): void;
    /**
     * Updates the values of a FormGroup with the values from a given tuple.
     *
     * This method is unused at present.
     *
     * @param {FormGroup} formGroup - The FormGroup to be updated.
     * @param {any} tuple - The tuple containing the updated values.
     *
     * @return {void}
     */
    static updateTupleToFormGroup(formGroup: FormGroup, tuple: any): void;
    /**
     * Updates the values of a tuple based on the provided changes object.
     * Recursively updates nested objects.
     *
     * Example:
     * ```
     *         return TupleDataLoaderTupleABC.updateTupleFromFormGroup(
     *             changes,
     *             this.step,
     *             {
     *                 parameterMap: StepParameterMappingUiTuple,
     *                 links: StepGroupSubStepLinkUiTuple,
     *                 makoFileNames: null,
     *                 makoParameters: StepPushDesignFileCompiledParamUiTuple,
     *             },
     *         );
     * ```
     *
     * @param changes - The changes object containing a deep stricture of the
     * updated values.
     * @param tuple - The tuple to be updated.
     * @param TupleTypeByFieldName - The dictionary mapping field names to
     * tuple types.
     * @return {boolean} - Returns true if any changes were found and
     * applied, false otherwise.
     * @throws {Error} - Throws an error if no TupleTypeByFieldName entry is
     * found for an array.
     */
    static updateTupleFromFormGroup(changes: {}, tuple: Tuple, TupleTypeByFieldName?: {}): boolean;
}