Make WPF window draggable, no matter what element is clicked

Question

My question is 2 fold, and I am hoping there are easier solutions to both provided by WPF rather than the standard solutions from WinForms (which Christophe

Answer 1

This is all needed!

private void UiElement_MouseMove(object sender, MouseEventArgs e)
    {
        if (e.LeftButton == MouseButtonState.Pressed)
        {
            if (this.WindowState == WindowState.Maximized) // In maximum window state case, window will return normal state and continue moving follow cursor
            {
                this.WindowState = WindowState.Normal;
                Application.Current.MainWindow.Top = 3;// 3 or any where you want to set window location affter return from maximum state
            }
            this.DragMove();
        }
    }