import { LitElement } from 'lit';
/**
 * Checkbox.
 * @fires on-checkbox-change - Captures the change event and emits the selected value and original event details.
 * @slot unnamed - Slot for label text.
 */
export declare class Checkbox extends LitElement {
    static styles: import("lit").CSSResult;
    /** @ignore */
    static shadowRootOptions: {
        delegatesFocus: boolean;
        mode: ShadowRootMode;
        serializable?: boolean;
        slotAssignment?: SlotAssignmentMode;
    };
    /** Checkbox value. */
    accessor value: string;
    /**
     * Checkbox name, inherited from the parent group.
     * @ignore
     */
    accessor name: string;
    /**
     * Checkbox checked state, inherited from the parent group if value matches.
     * @internal
     */
    accessor checked: boolean;
    /**
     * Makes the input required, inherited from the parent group.
     * @internal
     */
    accessor required: boolean;
    /**
     * Checkbox disabled state, inherited from the parent group.
     */
    accessor disabled: boolean;
    /**
     * Checkbox readonly state, inherited from the parent group.
     */
    accessor readonly: boolean;
    /**
     * Prevent checkbox from being focusable. Disables it functionally but not visually.
     */
    accessor notFocusable: boolean;
    /**
     * Checkbox group invalid state, inherited from the parent group.
     * @internal
     */
    accessor invalid: boolean;
    /**
     * Determines whether the label should be hidden from visual view but remain accessible
     * to screen readers for accessibility purposes.
     */
    accessor visiblyHidden: boolean;
    /** Determines whether the checkbox is in an indeterminate state. */
    accessor indeterminate: boolean;
    render(): import("lit-html").TemplateResult<1>;
    /**
     *
     * @ignore
     */
    private blockIfReadonly;
    /**
     *
     * @ignore
     */
    private blockToggleIfReadonly;
    private handleChange;
}
declare global {
    interface HTMLElementTagNameMap {
        'kyn-checkbox': Checkbox;
    }
}
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