Needing help!!!! something about pc sdk!

The following is the code of the move button.When I click the move button,I hope the robot can move.How can I do it? I have no idea. Could you help me?If I can understand this problem,I will be much easer in the following. Waiting good news from you.
private void BtnMove_Click(object sender, EventArgs e)
{
try
{
if (controller.OperatingMode == ControllerOperatingMode.Auto)
{
//How should I write the code to make the robot move
}
}

catch (System.Exception ex)
{

}
}