Wait for n seconds, then next line of code without freezing form

Question

Hi I am trying to find a method of waiting a number of milliseconds before moving to the next line of code,

I have looked into Thread.Sleep but this will freeze the

Answer 1

Try using a DispatcherTimer. It's a pretty handy object that does all the work of delegating to the UI thread.

For example:

private DispatcherTimer _dtTimer = null;

public Constructor1(){
  _dtTimer = new DispatcherTimer();
  _dtTimer.Tick += new System.EventHandler(HandleTick);
  _dtTimer.Interval = new TimeSpan(0, 0, 0, 2); //Timespan of 2 seconds
  _dtTimer.Start();
}

private void HandleTick(object sender, System.EventArgs e) {
  _uiTextBlock.Text = "Timer ticked!";
}