using LawFirmListImplements.Models; using System; using System.Collections.Generic; using System.ComponentModel; using System.Linq; using System.Text; using System.Threading.Tasks; namespace LawFirmListImplements { public class DataListSingleton { private static DataListSingleton? _instance; public List Blanks { get; set; } public List Orders { get; set; } public List Documents { get; set; } public List Clients { get; set; } private DataListSingleton() { Blanks = new List(); Orders = new List(); Documents = new List(); Clients= new List(); } public static DataListSingleton GetInstance() { if (_instance == null) { _instance = new DataListSingleton(); } return _instance; } } }