WPF简单实用方法（持续更新）

 MessageBoxResult result = MessageBox.Show("你真的要退出吗？", "", MessageBoxButton.YesNo);
 if (result == MessageBoxResult.Yes)
 {
      this.Close();
 }

 private void Border_MouseDown(object sender, MouseButtonEventArgs e)
 {
     this.DragMove();
 }

 private void Min_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
 {
     this.WindowState = WindowState.Minimized;
     //this.WindowState = WindowState.Maximized;//最大化
 }

 public Evaluation()
{
     this.MaxWidth = 980;
     this.MaxHeight = 566;
     this.MinWidth = 980;
     this.MinHeight = 566;
     InitializeComponent();
}