import { OnChanges, OnInit, SimpleChanges } from '@angular/core';
import { FormControl } from '@angular/forms';
import { OptionSelect } from '../../interface/option-select.interface';
import { Filter } from '../../interface/filter.interface';
import { MatOptionSelectionChange } from '@angular/material/core';
import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class ToolbarFilterSelectComponent implements OnInit, OnChanges {
    filterForm: FormControl;
    filteredOptions$: Observable<OptionSelect[]> | undefined;
    iconChevronDown: import("lucide-angular").LucideIconData;
    iconClose: import("lucide-angular").LucideIconData;
    private _filter;
    constructor();
    set filter(filter: Filter);
    get filter(): Filter;
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    onChange(event: MatOptionSelectionChange): void;
    compareFn(option1: string, option2: OptionSelect | string): boolean;
    isControlRequired(): boolean;
    displayFn(option: OptionSelect): string;
    clearSelection(): void;
    validateError(): string[] | "";
    private validateOption;
    private setFilterObservable;
    static ɵfac: i0.ɵɵFactoryDeclaration<ToolbarFilterSelectComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ToolbarFilterSelectComponent, "kit-toolbar-filter-select", never, { "filterForm": { "alias": "filterForm"; "required": false; }; "filter": { "alias": "filter"; "required": false; }; }, {}, never, never, false, never>;
}