import { EventEmitter, OnDestroy, OnInit } from '@angular/core';
import { FormGroup } from '@angular/forms';
import { DateAdapter } from '@angular/material/core';
import { MatCalendar } from '@angular/material/datepicker';
import { QuestionBase } from '../../../models/Models';
import { CurrencyPipe } from '@angular/common';
import { MatAutocompleteSelectedEvent } from '@angular/material/autocomplete';
import { IOption } from '../../../models/Models';
export declare const MY_FORMATS_KEY: {
    parse: {
        dateInput: string;
    };
    display: {
        dateInput: string;
        monthYearLabel: string;
        dateA11yLabel: string;
        monthYearA11yLabel: string;
    };
};
export declare class DynamicFormQuestionComponent implements OnInit {
    private currencyPipe;
    private _question;
    filterString: string;
    constructor(currencyPipe: CurrencyPipe);
    validationMessage: boolean;
    form: FormGroup;
    set question(value: QuestionBase<string>);
    get question(): QuestionBase<string>;
    get files(): File[];
    get filteredData(): Array<IOption>;
    /**
     * Return the selection updated each time the user check an option.
     * * @internal
     */
    selection: EventEmitter<any>;
    get isValid(): boolean;
    formattedAmount: any;
    errorMessage: string;
    ngOnInit(): void;
    filter: (filter: string) => Array<IOption>;
    inputFile(event: any): void;
    deleteFile(index: any): void;
    onChange(): void;
    transformAmount(element: any, currency: boolean): void;
    keyPressDecimal(event: KeyboardEvent, currency: boolean): boolean;
    onFocusCost(event: any, currency: boolean): void;
    keyPressDate(event: KeyboardEvent): boolean;
    setErrorMessage(): void;
    onAutocompleteOptionSelected(event: MatAutocompleteSelectedEvent): void;
    displayFn(option: IOption): string;
    ffDatepickerHeaderKeyboard: typeof FFDatepickerHeaderKeyboard;
}
/** Custom header component for datepicker. */
export declare class FFDatepickerHeaderKeyboard<D> implements OnDestroy {
    private _calendar;
    private _dateAdapter;
    private _destroyed;
    constructor(_calendar: MatCalendar<D>, _dateAdapter: DateAdapter<D>);
    ngOnDestroy(): void;
    get yearLabel(): string;
    get monthLabel(): string;
    get dateLabel(): string;
    previousClicked(mode: 'month' | 'year'): void;
    nextClicked(mode: 'month' | 'year'): void;
}