This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
I am trying to write a program where the user clicks on a button labeled "Rectangle", "Oval", or "Square" and when that action is performed the appropriate shape is display. Can someone look at the partial code below and give me some pointers?