import { TreeNode, Engine } from '@designable/core';
import { InjectionKey, Ref } from 'vue';
import { IDesignerLayoutContext, IWorkspaceContext, IDesignerComponents } from './types';
export * from './types';
export declare const DesignerComponentsSymbol: InjectionKey<Ref<IDesignerComponents>>;
export declare const DesignerLayoutSymbol: InjectionKey<Ref<IDesignerLayoutContext>>;
export declare const DesignerEngineSymbol: InjectionKey<Ref<Engine>>;
export declare const TreeNodeSymbol: InjectionKey<Ref<TreeNode>>;
export declare const WorkspaceSymbol: InjectionKey<Ref<IWorkspaceContext>>;
export declare function useContext<T>(key: InjectionKey<Ref<T>>): Ref<T>;