import * as i0 from "@angular/core";
export declare class RadioButtonGroupComponent {
    readonly groupName: import("@angular/core").InputSignal<string>;
    readonly items: import("@angular/core").InputSignal<{
        label: string;
        value: string;
        ariaLabel?: string;
        ariaLabelledBy?: string;
    }[]>;
    readonly direction: import("@angular/core").InputSignal<string>;
    readonly showItemsLabel: import("@angular/core").InputSignal<boolean>;
    readonly groupTitle: import("@angular/core").InputSignal<string>;
    readonly showGroupTitle: import("@angular/core").InputSignal<boolean>;
    readonly groupHelpText: import("@angular/core").InputSignal<string>;
    readonly showHelpText: import("@angular/core").InputSignal<boolean>;
    readonly errorMessage: import("@angular/core").InputSignal<string>;
    readonly error: import("@angular/core").InputSignal<boolean>;
    readonly disabled: import("@angular/core").InputSignal<boolean>;
    readonly readOnly: import("@angular/core").InputSignal<boolean>;
    readonly selectedValue: import("@angular/core").InputSignal<string>;
    readonly changeEvent: import("@angular/core").OutputEmitterRef<string>;
    readonly errorMessageId: string;
    readonly internalSelectedValue: import("@angular/core").WritableSignal<string>;
    readonly isDisplayed: import("@angular/core").Signal<boolean>;
    constructor();
    onChange(value: string): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<RadioButtonGroupComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<RadioButtonGroupComponent, "rte-radio-button-group", never, { "groupName": { "alias": "groupName"; "required": false; "isSignal": true; }; "items": { "alias": "items"; "required": false; "isSignal": true; }; "direction": { "alias": "direction"; "required": false; "isSignal": true; }; "showItemsLabel": { "alias": "showItemsLabel"; "required": false; "isSignal": true; }; "groupTitle": { "alias": "groupTitle"; "required": false; "isSignal": true; }; "showGroupTitle": { "alias": "showGroupTitle"; "required": false; "isSignal": true; }; "groupHelpText": { "alias": "groupHelpText"; "required": false; "isSignal": true; }; "showHelpText": { "alias": "showHelpText"; "required": false; "isSignal": true; }; "errorMessage": { "alias": "errorMessage"; "required": false; "isSignal": true; }; "error": { "alias": "error"; "required": false; "isSignal": true; }; "disabled": { "alias": "disabled"; "required": false; "isSignal": true; }; "readOnly": { "alias": "readOnly"; "required": false; "isSignal": true; }; "selectedValue": { "alias": "selectedValue"; "required": false; "isSignal": true; }; }, { "changeEvent": "changeEvent"; }, never, never, true, never>;
}