import { Ref } from '@wakeadmin/demi';
export interface FatFormStepMethods {
    /**
     * 验证方法
     */
    validate(): Promise<void>;
    /**
     * 步骤提交
     */
    beforeSubmit(value: any): Promise<void>;
    /**
     * 渲染步骤
     */
    renderStepResult?: any;
    /**
     * 表单内容
     */
    renderFormResult?: {
        vnode: any;
        hasSections: boolean;
    };
}
export interface FatFormStepState {
    /**
     * 资源释放
     */
    disposer: () => void;
    index: Ref<number>;
    active: Ref<boolean>;
    handleClick: () => void;
}
export interface FatFormStepsContextValue {
    /**
     * 注册 steps 实例
     * @param instance
     * @returns 返回 disposer 用于解除注册
     */
    register(instance: FatFormStepMethods): FatFormStepState;
}
export declare function provideFatFormStepsContext(value: FatFormStepsContextValue): void;
export declare function useFatFormStepsContext(): FatFormStepsContextValue | undefined;
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