Creating a split pane with GUIBuilder

GUIBuilder makes creating a split pane simple. From the GUIBuilder menu bar, select File, then select New File.

Select the "Insert Split Pane" icon: The GUIBuilder creates a panel builder where you can insert the two components you want in your split pane:

When you have created the split pane, use the icon to preview it. You will see both components you have selected like in the following example: