Method setVisual

src/data/Tree.ts:256–259

(key: string | Dictionary<any>, value?: any)

    setVisual(key: string, value: any): void;
    setVisual(obj: Dictionary<any>): void;
    setVisual(key: string | Dictionary<any>, value?: any) {
        this.dataIndex >= 0
            && this.hostTree.data.setItemVisual(this.dataIndex, key as any, value);
    }

    /**
     * Get item visual