Microsoft.Win32.SessionSwitchEventHandler public sealed delegate SessionSwitchEventHandler : MulticastDelegate Documentation Code public SessionSwitchEventHandler(object object, IntPtr method) public virtual IAsyncResult BeginInvoke(object sender, SessionSwitchEventArgs e, AsyncCallback callback, object object) public virtual void EndInvoke(IAsyncResult result) public virtual void Invoke(object sender, SessionSwitchEventArgs e)