如何打開usercontrol並關閉2秒

Question

你好人我如何打開userControl並在2秒內關閉並顯示另一個窗體？ C＃的WinForms

Answer 1

public void MyFunction() 
{ 
    firstForm.ShowDialog(); 
    secondForm.Show(); 
} 

public void firstForm_Load(object sender, EventArgs e) 
{ 
    Timer timer = new System.Windows.Forms.Timer() { Interval = 2000 }; 
    timer.Tick += delegate { timer.Stop(); Close(); }; 
    timer.Start(); 
}