GridBagWindow.java

/*
 * Copyright (c) 1994 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Permission to use, copy, modify, and distribute this software
 * and its documentation for NON-COMMERCIAL purposes and without
 * fee is hereby granted provided that this copyright notice
 * appears in all copies. Please refer to the file "copyright.html"
 * for further important copyright and licensing information.
 *
 * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 */
import java.awt.*;

public class GridBagWindow extends Frame {
    private boolean inAnApplet = true;

    protected void makebutton(String name,
                              GridBagLayout gridbag,
                              GridBagConstraints c) {
        Button button = new Button(name);
        gridbag.setConstraints(button, c);
        add(button);
    }

    public GridBagWindow() {
        GridBagLayout gridbag = new GridBagLayout();
        GridBagConstraints c = new GridBagConstraints();
 
        setFont(new Font("Helvetica", Font.PLAIN, 14));
        setLayout(gridbag);
   
        c.fill = GridBagConstraints.BOTH;
        c.weightx = 1.0;
        makebutton("Button1", gridbag, c);
        makebutton("Button2", gridbag, c);
        makebutton("Button3", gridbag, c);

	c.gridwidth = GridBagConstraints.REMAINDER; //end row
        makebutton("Button4", gridbag, c);

        c.weightx = 0.0;		   //reset to the default
        makebutton("Button5", gridbag, c); //another row

	c.gridwidth = GridBagConstraints.RELATIVE; //next-to-last in row
        makebutton("Button6", gridbag, c);

	c.gridwidth = GridBagConstraints.REMAINDER; //end row
        makebutton("Button7", gridbag, c);

	c.gridwidth = 1;	   	   //reset to the default
	c.gridheight = 2;
        c.weighty = 1.0;
        makebutton("Button8", gridbag, c);

        c.weighty = 0.0;		   //reset to the default
	c.gridwidth = GridBagConstraints.REMAINDER; //end row
	c.gridheight = 1;		   //reset to the default
        makebutton("Button9", gridbag, c);
        makebutton("Button10", gridbag, c);
    }

    public synchronized boolean handleEvent(Event e) {
        if (e.id == Event.WINDOW_ICONIFY) {//DOESN'T seem to be necessary
            hide(); 
            return true;
        }
        if (e.id == Event.WINDOW_DESTROY) {
            if (inAnApplet) {
                dispose();
                return true;
            } else {
                System.exit(0);
            }
        }   
        return super.handleEvent(e);
    }

    public static void main(String args[]) {
	GridBagWindow window = new GridBagWindow();
        window.inAnApplet = false;

	window.setTitle("GridBagWindow Application");
	window.pack();
	window.show();
    }
}