import { EventEmitter, ElementRef, ChangeDetectorRef } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';
import { CanDisable, HasTabIndex, HasTabIndexCtor, CanDisableCtor } from '../core';
export declare class AptoCheckboxChange {
    source: AptoCheckboxComponent;
    checked: boolean;
}
/**
 * Provider Expression that allows apto-checkbox to register as a ControlValueAccessor.
 * This allows it to support [(ngModel)].
 */
export declare const APTO_CHECKBOX_CONTROL_VALUE_ACCESSOR: any;
export declare class AptoCheckboxBase {
}
export declare const _AptoCheckboxMixinBase: HasTabIndexCtor & CanDisableCtor & typeof AptoCheckboxBase;
export declare class AptoCheckboxComponent extends _AptoCheckboxMixinBase implements CanDisable, HasTabIndex, ControlValueAccessor {
    private _changeDetectorRef;
    private _uniqueId;
    private _checked;
    private _block;
    private _disabled;
    private _required;
    tabIndex: number;
    name: string | null;
    value: string | null;
    id: string;
    ariaLabel: string;
    ariaLabelledby: string | null;
    checked: boolean;
    block: boolean;
    disabled: boolean;
    required: boolean;
    _inputElement: ElementRef;
    readonly change: EventEmitter<AptoCheckboxChange>;
    constructor(elementRef: ElementRef, _changeDetectorRef: ChangeDetectorRef, tabIndex: string);
    readonly inputId: string;
    _getAriaChecked(): 'true' | 'false';
    _onInputChange(e: Event): void;
    _onLabelTextChange(): void;
    focus(): void;
    toggle(): void;
    setValue(value: any): void;
    _onTouched: () => any;
    writeValue(value: any): void;
    registerOnChange(fn: (value: any) => void): void;
    registerOnTouched(fn: any): void;
    setDisabledState(isDisabled: boolean): void;
    _onInputClick(e: Event): void;
    private _controlValueAccessorChangeFn;
    private _emitChangeEvent;
}