February 2014
Beginner
1248 pages
62h 25m
English
The for statement at lines 45–49 adds three JButtons to vertical2. Before each button is added, line 47 adds a rigid area to the container with static Box method createRigidArea. A rigid area is an invisible GUI component that always has a fixed pixel width and height. The argument to method createRigidArea is a Dimension object that specifies the area’s width and height.
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