Imports Infragistics.Win
   Private Sub button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles button1.Click
       ' Call the 'PerformStep' method which will
       ' increment the 'Value' property by the
       ' value of the 'Step' property.
       Me.ultraProgressBar1.PerformStep()
       ' Alternatively you can increment the value
       ' by any amount by calling the 'IncrementValue'
       ' method.
       Me.ultraProgressBar1.IncrementValue(7)
       ' Note: The advantage these methods offer over
       ' just adding the amount to the 'Value' property
       ' is that they will keep the value in range
       ' (between the 'Minimum' and 'Maximum' values)
       ' without throwing an exception. If you try
       ' to set the 'Value' property out of range an
       ' exception will be thrown.
   End Sub