import type { ExtractPropTypes, PropType } from 'vue';
import { nextTick } from 'vue';
import type { MouseEventHandler } from '../_util/EventInterface';
export declare const backTopProps: () => {
    visibilityHeight: {
        type: NumberConstructor;
        default: number;
    };
    duration: {
        type: NumberConstructor;
        default: number;
    };
    target: PropType<() => HTMLElement | Window | Document>;
    prefixCls: StringConstructor;
    onClick: PropType<MouseEventHandler>;
};
export declare type BackTopProps = Partial<ExtractPropTypes<typeof backTopProps>>;
declare const _default: {
    new (...args: any[]): {
        $: import("vue").ComponentInternalInstance;
        $data: {};
        $props: Partial<{
            duration: number;
            visibilityHeight: number;
        }> & Omit<Readonly<ExtractPropTypes<{
            visibilityHeight: {
                type: NumberConstructor;
                default: number;
            };
            duration: {
                type: NumberConstructor;
                default: number;
            };
            target: PropType<() => Window | HTMLElement | Document>;
            prefixCls: StringConstructor;
            onClick: PropType<MouseEventHandler>;
        }>> & import("vue").VNodeProps & import("vue").AllowedComponentProps & import("vue").ComponentCustomProps, "duration" | "visibilityHeight">;
        $attrs: {
            [x: string]: unknown;
        };
        $refs: {
            [x: string]: unknown;
        };
        $slots: Readonly<{
            [name: string]: import("vue").Slot;
        }>;
        $root: import("vue").ComponentPublicInstance<{}, {}, {}, {}, {}, {}, {}, {}, false, import("vue").ComponentOptionsBase<any, any, any, any, any, any, any, any, any, {}, {}, string>, {}>;
        $parent: import("vue").ComponentPublicInstance<{}, {}, {}, {}, {}, {}, {}, {}, false, import("vue").ComponentOptionsBase<any, any, any, any, any, any, any, any, any, {}, {}, string>, {}>;
        $emit: (event: string, ...args: any[]) => void;
        $el: any;
        $options: import("vue").ComponentOptionsBase<Readonly<ExtractPropTypes<{
            visibilityHeight: {
                type: NumberConstructor;
                default: number;
            };
            duration: {
                type: NumberConstructor;
                default: number;
            };
            target: PropType<() => Window | HTMLElement | Document>;
            prefixCls: StringConstructor;
            onClick: PropType<MouseEventHandler>;
        }>>, () => JSX.Element, unknown, {}, {}, import("vue").ComponentOptionsMixin, import("vue").ComponentOptionsMixin, {}, string, {
            duration: number;
            visibilityHeight: number;
        }, {}, string> & {
            beforeCreate?: (() => void) | (() => void)[];
            created?: (() => void) | (() => void)[];
            beforeMount?: (() => void) | (() => void)[];
            mounted?: (() => void) | (() => void)[];
            beforeUpdate?: (() => void) | (() => void)[];
            updated?: (() => void) | (() => void)[];
            activated?: (() => void) | (() => void)[];
            deactivated?: (() => void) | (() => void)[];
            beforeDestroy?: (() => void) | (() => void)[];
            beforeUnmount?: (() => void) | (() => void)[];
            destroyed?: (() => void) | (() => void)[];
            unmounted?: (() => void) | (() => void)[];
            renderTracked?: ((e: import("vue").DebuggerEvent) => void) | ((e: import("vue").DebuggerEvent) => void)[];
            renderTriggered?: ((e: import("vue").DebuggerEvent) => void) | ((e: import("vue").DebuggerEvent) => void)[];
            errorCaptured?: ((err: unknown, instance: import("vue").ComponentPublicInstance<{}, {}, {}, {}, {}, {}, {}, {}, false, import("vue").ComponentOptionsBase<any, any, any, any, any, any, any, any, any, {}, {}, string>, {}>, info: string) => boolean | void) | ((err: unknown, instance: import("vue").ComponentPublicInstance<{}, {}, {}, {}, {}, {}, {}, {}, false, import("vue").ComponentOptionsBase<any, any, any, any, any, any, any, any, any, {}, {}, string>, {}>, info: string) => boolean | void)[];
        };
        $forceUpdate: () => void;
        $nextTick: typeof nextTick;
        $watch<T extends string | ((...args: any) => any)>(source: T, cb: T extends (...args: any) => infer R ? (args_0: R, args_1: R) => any : (...args: any) => any, options?: import("vue").WatchOptions<boolean>): import("vue").WatchStopHandle;
    } & Readonly<ExtractPropTypes<{
        visibilityHeight: {
            type: NumberConstructor;
            default: number;
        };
        duration: {
            type: NumberConstructor;
            default: number;
        };
        target: PropType<() => Window | HTMLElement | Document>;
        prefixCls: StringConstructor;
        onClick: PropType<MouseEventHandler>;
    }>> & import("vue").ShallowUnwrapRef<() => JSX.Element> & {} & import("vue").ComponentCustomProperties & {};
    __isFragment?: never;
    __isTeleport?: never;
    __isSuspense?: never;
} & import("vue").ComponentOptionsBase<Readonly<ExtractPropTypes<{
    visibilityHeight: {
        type: NumberConstructor;
        default: number;
    };
    duration: {
        type: NumberConstructor;
        default: number;
    };
    target: PropType<() => Window | HTMLElement | Document>;
    prefixCls: StringConstructor;
    onClick: PropType<MouseEventHandler>;
}>>, () => JSX.Element, unknown, {}, {}, import("vue").ComponentOptionsMixin, import("vue").ComponentOptionsMixin, {}, string, {
    duration: number;
    visibilityHeight: number;
}, {}, string> & import("vue").VNodeProps & import("vue").AllowedComponentProps & import("vue").ComponentCustomProps & import("@vue/runtime-core").Plugin<any[]>;
export default _default;