import { LitElement } from 'lit';
import { SbbCheckboxGroupElement } from '../../checkbox-group.pure.ts';
import { SbbCheckboxElement } from '../../checkbox.pure.ts';
import { SbbRadioButtonGroupElement } from '../../radio-button-group.pure.ts';
import { SbbRadioButtonElement } from '../../radio-button.pure.ts';
import { AbstractConstructor } from './constructor.ts';
interface SbbPanelWithGroup {
    group: SbbCheckboxGroupElement | SbbRadioButtonGroupElement | null;
}
export declare class SbbPanelMixinType {
    accessor color: 'white' | 'milk';
    accessor borderless: boolean;
    accessor expansionState: string;
    accessor size: SbbCheckboxElement['size'] | SbbRadioButtonElement['size'];
}
/**
 * Mixin for common panel behaviors
 */
export declare const SbbPanelMixin: <T extends AbstractConstructor<LitElement & SbbPanelWithGroup>>(superClass: T) => AbstractConstructor<SbbPanelMixinType> & T;
export {};
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