import * as i0 from "@angular/core";
/**
 * Directive that restricts input to numeric characters only.
 *
 * Use the `stOnlyNumbers` selector to enable numeric-only input restriction.
 * For backward compatibility, the `stJustNumbers` selector is also supported but is deprecated.
 *
 * @example
 * ```html
 * <!-- Modern usage (recommended) -->
 * <input stOnlyNumbers />
 * <input [stOnlyNumbers]="true" />
 * ```
 */
export declare class OnlyNumbersDirective {
    /**
     * Enable numeric-only input restriction.
     * @default false
     */
    stOnlyNumbers: import("@angular/core").InputSignal<boolean>;
    /**
     * @deprecated Use `stOnlyNumbers` input instead.
     * This input is maintained for backward compatibility and will be removed in a future major version.
     */
    justNumbers: import("@angular/core").InputSignal<boolean>;
    constructor();
    blockPaste(event: ClipboardEvent): boolean;
    onKeyPress(event: KeyboardEvent): boolean;
    /**
     * Determines if the numeric-only restriction is enabled.
     * Checks both the new and deprecated inputs for backward compatibility.
     * @private
     */
    private getEnabled;
    static ɵfac: i0.ɵɵFactoryDeclaration<OnlyNumbersDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<OnlyNumbersDirective, "[stOnlyNumbers], [stJustNumbers]", never, { "stOnlyNumbers": { "alias": "stOnlyNumbers"; "required": false; "isSignal": true; }; "justNumbers": { "alias": "justNumbers"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}