/// <summary>
/// Method to make input box appear.
/// Note that this is not a constructor; the object should already exist for method to be invoked
/// </summary>
/// <param name="titleTextIn">Title of the inputBox</param>
/// <param name="labelTextIn">Text of the label next to the field</param>
/// <param name="okButtonTextIn">Text of ok button</param>
/// <param name="cancelButtonTextIn">text of Cancel Button</param>
/// <param name="handlerIn">Event handler for Ok click event</param>
public void prompt(string titleTextIn, string labelTextIn,
string okButtonTextIn, string cancelButtonTextIn, OkClickEventHandler handlerIn)
{
//set up variables
titleText = titleTextIn;
fieldLabel.text = labelTextIn;
okButton.text = okButtonTextIn;
cancelButton.text = cancelButtonTextIn;
OkClick = handlerIn;
//make visible
isVisible = true;
}
