import { OnInit, ComponentRef, ElementRef, ComponentFactoryResolver, Injector, ApplicationRef, NgZone, Renderer2 } from '@angular/core';
import { InputGroupComponent } from '../input-group';
import { FLanguageTextPanelComponent } from './language-textbox-panel.component';
import { LanguageItem } from './types';
import { ControlValueAccessor, RequiredValidator } from '@angular/forms';
export declare const LANGUAGE_TEXTBOX_VALUE_ACCESSOR: any;
export declare class FLanguageTextboxComponent implements OnInit, ControlValueAccessor {
    private el;
    private cfr;
    private injector;
    private _ngZone;
    private _applicationRef;
    private renderer;
    private requiredValidator;
    disabled: boolean;
    readonly: boolean;
    enableClear: boolean;
    languages: LanguageItem[];
    currentLanguage: string;
    panelHeight: number;
    panelWidth: number;
    input: InputGroupComponent;
    comboPanelRef: ComponentRef<FLanguageTextPanelComponent>;
    private currentLanguageItem;
    private data;
    private globalListener;
    private ngCtrl;
    value: string;
    onModelChange: Function;
    onModelTouched: Function;
    constructor(el: ElementRef, cfr: ComponentFactoryResolver, injector: Injector, _ngZone: NgZone, _applicationRef: ApplicationRef, renderer: Renderer2, requiredValidator: RequiredValidator);
    ngOnInit(): void;
    private getCliecntRect();
    showDropDownPanel(): void;
    private getLanguageItem(code);
    onClear(): void;
    onChanges(val: any): void;
    setValue(): void;
    private removeGlobalListener();
    private registerListenClick();
    private hideDropDownPanel();
    writeValue(obj: any): void;
    registerOnChange(fn: any): void;
    registerOnTouched(fn: any): void;
    setDisabledState?(isDisabled: boolean): void;
}