using System; using System.Collections.Generic; using System.ComponentModel; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Media.Imaging; namespace CCDCountWpf { public class ShowBindingClass : INotifyPropertyChanged { private string teststring = "测试"; public string TestString { get { return teststring; } set { teststring = value; OnPropertyChanged("TestString"); } } private BitmapImage bitmapImage; public BitmapImage BitmapImage { get { return bitmapImage; } set { bitmapImage = value; OnPropertyChanged("BitmapImage"); } } public event PropertyChangedEventHandler PropertyChanged; protected void OnPropertyChanged(string propertyName) { PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName)); } } }