请问有关JFrame的问题

/*
  * @(#)InternalFrameDemo.java 1.4 99/10/19
  *
  * Copyright (c) 1997-1999 by Sun Microsystems, Inc. All Rights Reserved.
  *
  * Sun grants you ("Licensee") a non-exclusive, royalty free, license to use,
  * modify and redistribute this software in source and binary code form,
  * provided that i) this copyright notice and license appear on all copies of
  * the software; and ii) Licensee does not utilize the software in a manner
  * which is disparaging to Sun.
  *
  * This software is provided "AS IS," without a warranty of any kind. ALL
  * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
  * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
  * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
  * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
  * OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
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  *
  * This software is not designed or intended for use in on-line control of
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  */


import javax.swing.*;
import javax.swing.event.*;
import javax.swing.text.*;
import javax.swing.border.*;
import javax.swing.colorchooser.*;
import javax.swing.filechooser.*;
import javax.accessibility.*;

import java.awt.*;
import java.awt.event.*;
import java.beans.*;
import java.util.*;
import java.io.*;
import java.applet.*;
import java.net.*;

/**
  * Internal Frames Demo
  *
  * @version 1.4 10/19/99
  * @author Jeff Dinkins
  */
public class InternalFrameDemo extends DemoModule {
     int windowCount = 0;
     JDesktopPane desktop = null;

     ImageIcon icon1, icon2, icon3, icon4;
     ImageIcon smIcon1, smIcon2, smIcon3, smIcon4;

     public Integer FIRST_FRAME_LAYER  = new Integer(1);
     public Integer DEMO_FRAME_LAYER   = new Integer(2);
     public Integer PALETTE_LAYER     = new Integer(3);

     public int FRAME0_X        = 15;
     public int FRAME0_Y        = 280;

     public int FRAME0_WIDTH    = 320;
     public int FRAME0_HEIGHT   = 230;

     public int FRAME_WIDTH     = 225;
     public int FRAME_HEIGHT    = 150;

     public int PALETTE_X      = 375;
     public int PALETTE_Y      = 20;

     public int PALETTE_WIDTH  = 260;
     public int PALETTE_HEIGHT = 230;

     JCheckBox windowResizable   = null;
     JCheckBox windowClosable    = null;
     JCheckBox windowIconifiable = null;
     JCheckBox windowMaximizable = null;

     JTextField windowTitleField = null;
     JLabel windowTitleLabel = null;


     /**
      * main method allows us to run as a standalone demo.
      */
     public static void main(String[] args) {
InternalFrameDemo demo = new InternalFrameDemo(null);
demo.mainImpl();
     }

     /**
      * InternalFrameDemo Constructor
      */
     public InternalFrameDemo(SwingSet2 swingset) {
super(swingset, "InternalFrameDemo", "toolbar/JDesktop.gif");

// preload all the icons we need for this demo
icon1 = createImageIcon("ImageClub/misc/fish.gif", getString("InternalFrameDemo.fish"));
icon2 = createImageIcon("ImageClub/misc/moon.gif", getString("InternalFrameDemo.moon"));
icon3 = createImageIcon("ImageClub/misc/sun.gif",  getString("InternalFrameDemo.sun"));
icon4 = createImageIcon("ImageClub/misc/cab.gif",  getString("InternalFrameDemo.cab"));

smIcon1 = createImageIcon("ImageClub/misc/fish_small.gif", getString("InternalFrameDemo.fish"));
smIcon2 = createImageIcon("ImageClub/misc/moon_small.gif", getString("InternalFrameDemo.moon"));
smIcon3 = createImageIcon("ImageClub/misc/sun_small.gif",  getString("InternalFrameDemo.sun"));
smIcon4 = createImageIcon("ImageClub/misc/cab_small.gif",  getString("InternalFrameDemo.cab"));

// Create the desktop pane
desktop = new JDesktopPane();
getDemoPanel().add(desktop, BorderLayout.CENTER);

// Create the "frame maker" palette
createInternalFramePalette();

// Create an initial internal frame to show
JInternalFrame frame1 = createInternalFrame(icon1, FIRST_FRAME_LAYER, 1, 1);
frame1.setBounds(FRAME0_X, FRAME0_Y, FRAME0_WIDTH, FRAME0_HEIGHT);

// Create four more starter windows
createInternalFrame(icon1, DEMO_FRAME_LAYER, FRAME_WIDTH, FRAME_HEIGHT);
createInternalFrame(icon3, DEMO_FRAME_LAYER, FRAME_WIDTH, FRAME_HEIGHT);
createInternalFrame(icon4, DEMO_FRAME_LAYER, FRAME_WIDTH, FRAME_HEIGHT);
createInternalFrame(icon2, DEMO_FRAME_LAYER, FRAME_WIDTH, FRAME_HEIGHT);
     }



     /**
      * Create an internal frame and add a scrollable imageicon to it
      */
     public JInternalFrame createInternalFrame(Icon icon, Integer layer, int width, int height) {
JInternalFrame jif = new JInternalFrame();

if(!windowTitleField.getText().equals(getString("InternalFrameDemo.frame_label"))) {
    jif.setTitle(windowTitleField.getText() + "  ");
} else {
    jif = new JInternalFrame(getString("InternalFrameDemo.frame_label") + " " + windowCount + "  ");
}

// set properties
jif.setClosable(windowClosable.isSelected());
jif.setMaximizable(windowMaximizable.isSelected());
jif.setIconifiable(windowIconifiable.isSelected());
jif.setResizable(windowResizable.isSelected());

jif.setBounds(20*(windowCount%10), 20*(windowCount%10), width, height);
jif.setContentPane(new ImageScroller(this, icon, 0, windowCount));

windowCount++;

desktop.add(jif, layer);

// Set this internal frame to be selected

try {
    jif.setSelected(true);
} catch (java.beans.PropertyVetoException e2) {
}

jif.show();

return jif;
     }

     public JInternalFrame createInternalFramePalette() {
JInternalFrame palette = new JInternalFrame(
    getString("InternalFrameDemo.palette_label")
);
palette.putClientProperty("JInternalFrame.isPalette", Boolean.TRUE);
palette.getContentPane().setLayout(new BorderLayout());
palette.setBounds(PALETTE_X, PALETTE_Y, PALETTE_WIDTH, PALETTE_HEIGHT);
palette.setResizable(true);
palette.setIconifiable(true);
desktop.add(palette, PALETTE_LAYER);

// *************************************
// * Create create frame maker buttons *
// *************************************
JButton b1 = new JButton(smIcon1);
JButton b2 = new JButton(smIcon2);
JButton b3 = new JButton(smIcon3);
JButton b4 = new JButton(smIcon4);

// add frame maker actions
b1.addActionListener(new ShowFrameAction(this, icon1));
b2.addActionListener(new ShowFrameAction(this, icon2));
b3.addActionListener(new ShowFrameAction(this, icon3));
b4.addActionListener(new ShowFrameAction(this, icon4));

// add frame maker buttons to panel
JPanel p = new JPanel();
p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));

JPanel buttons1 = new JPanel();
buttons1.setLayout(new BoxLayout(buttons1, BoxLayout.X_AXIS));

JPanel buttons2 = new JPanel();
buttons2.setLayout(new BoxLayout(buttons2, BoxLayout.X_AXIS));

buttons1.add(b1);
buttons1.add(Box.createRigidArea(HGAP15));
buttons1.add(b2);

buttons2.add(b3);
buttons2.add(Box.createRigidArea(HGAP15));
buttons2.add(b4);

p.add(Box.createRigidArea(VGAP10));
p.add(buttons1);
p.add(Box.createRigidArea(VGAP15));
p.add(buttons2);
p.add(Box.createRigidArea(VGAP10));

palette.getContentPane().add(p, BorderLayout.NORTH);

// ************************************
// * Create frame property checkboxes *
// ************************************
p = new JPanel() {
    Insets insets = new Insets(10,15,10,5);
    public Insets getInsets() {
return insets;
    }
};
p.setLayout(new GridLayout(2,2));


windowResizable   = new JCheckBox(getString("InternalFrameDemo.resizable_label"), true);
windowClosable    = new JCheckBox(getString("InternalFrameDemo.closable_label"), true);
windowIconifiable = new JCheckBox(getString("InternalFrameDemo.iconifiable_label"), true);
windowMaximizable = new JCheckBox(getString("InternalFrameDemo.maximizable_label"), true);

p.add(windowResizable);
p.add(windowClosable);
p.add(windowIconifiable);
p.add(windowMaximizable);

palette.getContentPane().add(p, BorderLayout.CENTER);


// ************************************
// *   Create Frame title textfield   *
// ************************************
p = new JPanel() {
    Insets insets = new Insets(0,0,10,0);
    public Insets getInsets() {
return insets;
    }
};

windowTitleField = new JTextField(getString("InternalFrameDemo.frame_label"));
windowTitleLabel = new JLabel(getString("InternalFrameDemo.title_text_field_label"));

p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
p.add(Box.createRigidArea(HGAP5));
p.add(windowTitleLabel, BorderLayout.WEST);
p.add(Box.createRigidArea(HGAP5));
p.add(windowTitleField, BorderLayout.CENTER);
p.add(Box.createRigidArea(HGAP5));

palette.getContentPane().add(p, BorderLayout.SOUTH);

palette.show();

return palette;
     }


     class ShowFrameAction extends AbstractAction {
InternalFrameDemo demo;
Icon icon;

public ShowFrameAction(InternalFrameDemo demo, Icon icon) {
    this.demo = demo;
    this.icon = icon;
}

public void actionPerformed(ActionEvent e) {
    demo.createInternalFrame(icon,
     getDemoFrameLayer(),
     getFrameWidth(),
     getFrameHeight()
    );
}
     }

     public int getFrameWidth() {
return FRAME_WIDTH;
     }

     public int getFrameHeight() {
return FRAME_HEIGHT;
     }

     public Integer getDemoFrameLayer() {
return DEMO_FRAME_LAYER;
     }

     class ImageScroller extends JScrollPane {

public ImageScroller(InternalFrameDemo demo, Icon icon, int layer, int count) {
    super();
    JPanel p = new JPanel();
    p.setBackground(Color.white);
    p.setLayout(new BorderLayout() );

    p.add(new JLabel(icon), BorderLayout.CENTER);

    getViewport().add(p);
}

public Dimension getMinimumSize() {
    return new Dimension(25, 25);
}

     }


}

to: rinehart(rinehart)
我试试先，等会给分

to sunjiujiu(芳芳)
这是一个JInternalFrame例子，不知道JFrame可不可以

setResizable
public void setResizable(boolean resizable)Sets whether this frame is resizable by the user.
Parameters:
resizable - true if this frame is resizable; false otherwise.

调试易

请问有关JFrame的问题

解决方案 »