using Models.Models; using System; using System.Collections.Generic; using System.ComponentModel; using System.Linq; using System.Runtime.CompilerServices; using System.Text; using System.Threading.Tasks; namespace SamplePre.Models.Ext { public class sys_standard_ext : sys_standard ,INotifyPropertyChanged { //public bool IsSelected { get; set; } private bool _isSelected; public bool IsSelected { get { return _isSelected; } set { _isSelected = value; OnPropertyChanged(); } } protected void OnPropertyChanged([CallerMemberName] string? propertyName = null) { PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName)); } public event PropertyChangedEventHandler? PropertyChanged; } }