declare namespace ClViewGroup {
	interface Item {
		id: any;
		name: string;
		children: Item[];
		[key: string]: any;
	}

	type M<T> = T & Item;

	interface Ref<T = Item> {
		selected: M<T> | undefined;
		isExpand: boolean;
		select(data?: any): void;
		expand(value?: boolean): void;
		edit(item?: M<T>): void;
		remove(item: M<T>): void;
		refresh(params?: any): void;
	}

	interface Node {
		id: number;
		text: string;
		checked: boolean;
		indeterminate: boolean;
		data: any;
		expanded: boolean;
		visible: boolean;
		isCurrent: boolean;
		store: any;
		isLeaf: boolean;
		level: number;
		loaded: boolean;
		childNodes: Node[];
		loading: boolean;
		[key: string]: any;
	}

	interface Options<T = Item> {
		label: string;
		title: string;
		leftWidth: string;
		data: {
			[key: string]: any;
		};
		tree: {
			lazy?: boolean;
			props?: {
				label?: string | ((node: Node, data: any) => string);
				children?: any;
				disabled?: string | ((node: Node, data: any) => string);
				isLeaf?: string | ((node: Node, data: any) => string);
				class?: any;
			};
			onLoad?(node: Node, resolve: (data: any) => void): void;
		};
		service: any;
		enableContextMenu?: boolean;
		enableAdd?: boolean;
		enableRefresh?: boolean;
		enableKeySearch?: boolean;
		custom?: boolean;
		onSelect?(item: M<T>): void;
		onEdit?(item?: M<T>): DeepPartial<ClForm.Options>;
		onContextMenu?(item: M<T>): ClContextMenu.Options;
		onData?(list: M<T>[]): any[];
		onDelete?(item: M<T>, { next }: { next(params: any): void }): Promise<void> | void;
	}
}