//窗体关闭时 protected override void OnClosing(CancelEventArgs e) { base.OnClosing(e); //先关闭阴影窗体 if (skin != null) { skin.Close(); } //在Form_FormClosing中添加代码实现窗体的淡出 Win32.AnimateWindow(this.Handle, 150, Win32.AW_BLEND | Win32.AW_HIDE); }