import { Binding } from './binding';
export declare class ClassBinding implements Binding {
    private element;
    private previousClasses;
    private partValues;
    private strings;
    constructor(element: Element, strings?: string[]);
    setPartValue(partIndex: number, value: unknown): void;
    setValue(value: unknown): void;
    private commit;
    clear(): void;
    disconnect(): void;
}
/**
 * Part wrapper for multi-part class attributes.
 */
export declare class ClassPartBinding implements Binding {
    private parent;
    private partIndex;
    constructor(parent: ClassBinding, partIndex: number);
    setValue(value: unknown): void;
    clear(): void;
    disconnect(): void;
}
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