1. wpf窗体在屏幕中间显示
public MainWindow()
{
InitializeComponent();
this.WindowStartupLocation = WindowStartupLocation.CenterScreen;
}
2.wpf窗体启动时，窗口最大化
private void calculator_Loaded(object sender, RoutedEventArgs e)
{
//this.WindowState = System.Windows.WindowState.Normal;
//this.WindowStyle = System.Windows.WindowStyle.None;
//this.ResizeMode = System.Windows.ResizeMode.NoResize;
//this.Topmost = true;
this.Left = 0.0;
this.Top = 0.0;
this.Width = System.Windows.SystemParameters.PrimaryScreenWidth;
this.Height = System.Windows.SystemParameters.PrimaryScreenHeight;
}