1. To begin, create a new project and name it Pollock. Next, we will grab some elements in the Designer (these are laid out in Figure 4.9).
2. Drag a HorizontalArrangement component from the Layout drawer. This enables components to be put inside it, and they will be laid out from left to right.
3. From the User Interface, drag three buttons into the HorizontalArrangement. Rename each of them, calling them BrownButton, BlackButton, and WhiteButton, respectively.
4. When we add buttons in this area, centering them works better aesthetically. To do this, set the HorizontalArrangement