import { ElementRef, Injector } from '@angular/core';
import { ComboBoxTriggerComponent } from '../combo-box-trigger/combo-box-trigger.component';
import { ControlValueAccessor } from '@angular/forms';
export declare class ComboBoxComponent implements ControlValueAccessor {
    injector: Injector;
    onTouchedCallback: () => void;
    onChangeCallback: (_: any) => void;
    trigger: ComboBoxTriggerComponent;
    optionsContainer: ElementRef;
    icon: string;
    disabled: boolean;
    selected: any;
    toolTipField: string;
    comboBoxToolTipDescription: string;
    direction: 'top' | 'bottom';
    color: 'black' | 'transparent';
    placeholder: string;
    required: boolean;
    optionsVisible: boolean;
    renderSelected: string;
    readonly optionsTrigger: ElementRef;
    constructor(injector: Injector);
    toggleShow(): void;
    onBlurOptionsContainer($event: FocusEvent): void;
    selectOption(selected: any): void;
    close(): void;
    registerOnChange(fn: any): void;
    registerOnTouched(fn: any): void;
    setDisabledState(isDisabled: boolean): void;
    writeValue(value: any): void;
}