Unfortunately you have to implement Timer
to do that.
private void InitTimer()
{
var myTimer = new Timer();
myTimer.Tick += new EventHandler(TimerEventProcessor);
// Sets the timer interval to 3 seconds.
myTimer.Interval = 3000;
myTimer.Start();
}
private static void TimerEventProcessor(object sender, EventArgs e)
{
ToolStripStatusLabel.Visible = false;
(sender as Timer).Stop();
}