import { ChangeDetectorRef, ElementRef, OnInit, Renderer2 } from '@angular/core';
import { BooleanInput } from '../../components';
import { CoreUiComponent } from '../../components/core-ui.component';
import * as i0 from "@angular/core";
export declare class ZekRadio extends CoreUiComponent implements OnInit {
    private _changeDetector;
    constructor(_changeDetector: ChangeDetectorRef, _renderer: Renderer2, _elementRef: ElementRef);
    private _uniqueId;
    /** The unique ID for the radio button. */
    id: string;
    /** Used to set the 'aria-label' attribute on the underlying input element. */
    ariaLabel?: string | null;
    /** The 'aria-labelledby' attribute takes precedence as the element's text alternative. */
    ariaLabelledby?: string | null;
    /** The 'aria-describedby' attribute is read after the element's label and field type. */
    ariaDescribedby?: string | null;
    /** The native `<input type=radio>` element */
    _inputElement?: ElementRef<HTMLInputElement> | null;
    private _inline;
    get inline(): BooleanInput;
    set inline(v: BooleanInput);
    onInlineChanged(): void;
    get inputId(): string;
    /** The value from ngModel. */
    private modelValue;
    private _checked;
    get checked(): boolean;
    set checked(value: BooleanInput);
    writeValue(value: any): void;
    onValueChanged(): void;
    onRequiredChanged(): void;
    onDisabledChanged(): void;
    /**
     * Marks the radio button as needing checking for change detection.
     * This method is exposed because the parent radio group will directly
     * update bound properties of the radio button.
     */
    private _markForCheck;
    init(): void;
    /** Triggered when the radio button receives an interaction from the user. */
    _onInputInteraction(event: Event): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ZekRadio, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ZekRadio, "zek-radio", never, { "id": { "alias": "id"; "required": false; }; "ariaLabel": { "alias": "aria-label"; "required": false; }; "ariaLabelledby": { "alias": "aria-labelledby"; "required": false; }; "ariaDescribedby": { "alias": "aria-describedby"; "required": false; }; "inline": { "alias": "inline"; "required": false; }; "checked": { "alias": "checked"; "required": false; }; }, {}, never, ["*"], true, never>;
}