Java Reference
In-Depth Information
pane.add(labelJL, BorderLayout.NORTH);
pane.add(textAreaTA, BorderLayout.SOUTH);
pane.add(buttonJB, BorderLayout.EAST);
pane.add(checkboxCB, BorderLayout.WEST);
pane.add(radioButtonRB, BorderLayout.CENTER);
setVisible( true );
setDefaultCloseOperation(EXIT_ON_CLOSE);
}
public static void main(String[] args)
{
BorderLayoutExample flow = new BorderLayoutExample();
}
}
Sample Run: Asamplerunofthe BorderLayoutExample program is shown in
Figure 12-20.
FIGURE 12-20 Sample run of the BorderLayoutExample program
Menus
Menus allow you to provide various functions without cluttering the GUI with too many
components. Menus can be attached to objects, such as JFrame and JApplet .
The class es JFrame and JApplet both have the method setJMenuBar that allows you
to set a menu bar. To set a menu bar, say, menuMB , you need statements such as the
following:
 
 
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