The size of components in the container of the layout manager does not change with the size of the container.

For example, the size of a button is determined by the size of all text on the button.

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I have several la S.ProgramRegardless of the height of the container), the coordinates of the container can be set.

If this parameter is not changed, it is only represented by the custom method setlayout (null ).

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You can set the component size in the source code, that is, setsize (the width component size changes with the container size. The component size usually depends on the minimum size required by the display because the size of all components in the layout is auto-adaption. You can call it yourself.

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It seems that after the layout manager is used
B. Only flowlayout does not change the component size.