import type { ComputedRef, Ref, ShallowRef, InjectionKey } from "vue";
export interface StepProps {
    vertical?: boolean;
    minSize?: number;
}
export interface SplitPanelStepsType {
    itemId: ComputedRef<number>;
    setIndex: (val: number) => void;
    space: ComputedRef<string | number>;
    itemEl: ShallowRef<HTMLDivElement | null>;
}
export interface SplitPanelContext {
    props: Required<StepProps>;
    steps: Ref<SplitPanelStepsType[]>;
}
export declare const SPLITPANEL_INJECTION_KEY: InjectionKey<SplitPanelContext>;