13.4. The Panel Class

A Panel is a borderless window that can contain GUI controls and nested windows. Like Canvas, a Panel is not a stand-alone window, and you need to place the Panel in an existing window. A Panel has two major purposes:

  1. Grouping or organizing other components. For complex GUI layouts, you may want to break the display into rectangular regions, embedding each in a Panel. Each Panel is then in charge of laying out the components it contains, and the top-level layout simply has to put the panels in the proper positions.

  2. Creating a custom component that requires embedded components.

Default LayoutManager: FlowLayout

Windows that can hold other components (i.e., Containers) use a LayoutManager to help them arrange their components. ...

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