问UserControl父级左侧

EN

Window parentWindow = Window.GetWindow(userControlReference);



public partial class UserControl1 : UserControl
{
    public UserControl1()
    {
        InitializeComponent();

        Loaded += new RoutedEventHandler(UserControl1_Loaded);

        //Window parrentWindow = Window.GetWindow(this);//don't add here the value will be null
    }

    void UserControl1_Loaded(object sender, RoutedEventArgs e)
    {
        Window parrentWindow = Window.GetWindow(this);
    }
}