拖入AlertControl控件 public partial class Form30 : Form { public Form30() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { //设置单窗口出现弹出的速度 this.alertControl1.FormDisplaySpeed = DevExpress.XtraBars.Alerter.AlertFormDisplaySpeed.Fast; //设置显示多少时间窗口会自动关闭 以毫秒为单位 this.alertControl1.AutoFormDelay = 7000; //设置提出窗口的显示的位置 this.alertControl1.FormLocation = DevExpress.XtraBars.Alerter.AlertFormLocation.BottomRight; this.alertControl1.Show(this, "提示!", "您有一条消息!"); } }