我有以下代码，其中包含两个按钮： 我的要求是改变按钮的字体和颜色，并给它们一个3D外观。
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.table.DefaultTableModel;
import java.beans.*;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Properties;
import java.util.Random;
@SuppressWarnings("serial")
public class UserGui extends JPanel implements ActionListener, PropertyChangeListener {
static UserGui currentObj;
private JProgressBar progressBar;
private JButton generateButton;
private JButton exceptionButton;
private JTextArea taskOutput;
private Task task;
DefaultTableModel model;
JTable table;
JScrollPane spane;
int currentRow=-1;
class Task extends SwingWorker<Void, Void> {
/*
* Main task. Executed in background thread.
*/
@Override
public Void doInBackground() {
Random random = new Random();
int progress = 0;
//Initialize progress property.
setProgress(0);
while (progress < 100) {
//Sleep for up to one second.
try {
Thread.sleep(random.nextInt(1000));
} catch (InterruptedException ignore) {}
//Make random progress.
progress += random.nextInt(10);
setProgress(Math.min(progress, 100));
}
return null;
}
/*
* Executed in event dispatching thread
*/
@Override
public void done() {
Toolkit.getDefaultToolkit().beep();
generateButton.setEnabled(true);
setCursor(null); //turn off the wait cursor
taskOutput.append("Done!\n");
}
}
public UserGui() {
// super(null);
JLabel headerLabel = new JLabel("", JLabel.LEADING);
headerLabel.setText("TEST APPLICATION");
headerLabel.setFont(new Font("Calibri",Font.ITALIC,25));
//Create the demo's UI.
generateButton = new JButton("button1");
generateButton.setActionCommand("generate");
generateButton.addActionListener(this);
exceptionButton = new JButton("button2");
exceptionButton.setActionCommand("exception");
exceptionButton.addActionListener(this);
// exceptionButton.setBounds(50, 300, 150, 30);
progressBar = new JProgressBar(0, 100);
// progressBar.setBounds(0, 0, HEIGHT, WIDTH);
progressBar.setValue(0);
progressBar.setStringPainted(true);
//progressBar.setBounds(x, y, width, height)
taskOutput = new JTextArea(5, 20);
taskOutput.setMargin(new Insets(5,5,5,5));
taskOutput.setEditable(false);
//LABEL PANEL
JPanel labelpanel = new JPanel();
//labelpanel.setBounds(0, 0, WIDTH, 80);
labelpanel.setLayout(null);
ImageIcon icon = new ImageIcon("logo.jpg","hiii");
JLabel imgl=new JLabel(icon);
labelpanel.add(imgl);
labelpanel.add(headerLabel);
imgl.setBounds(10,10, 150, 70);
headerLabel.setBounds(200, 0, 400, 70);
//labelpanel.setBorder((BorderFactory.createEmptyBorder(200, 200, 200, 200)));
//BUTTON PANEL
JPanel buttonpanal=new JPanel();
buttonpanal.setLayout(null);
buttonpanal.add(generateButton);
buttonpanal.add(exceptionButton);
Dimension d1=generateButton.getPreferredSize();
System.out.println(d1);
generateButton.setBounds(10,10,133,26);
exceptionButton.setBounds(10,66,133,26);
//SCROLL PANE
model=new DefaultTableModel();
table=new JTable(model);
model.addColumn("ID");
model.addColumn("IEC");
model.addColumn("IFSC");
model.addColumn("SHB_NO");
model.addColumn("STATUS");
table.setFillsViewportHeight(true);
spane=new JScrollPane(table);
//PROGERSS BAR
JPanel progbar=new JPanel();
progbar.add(progressBar);
// progressBar.setBounds(x, y, width, height)
//ADD PANELS TO JFRAME
add(labelpanel);
labelpanel.setBounds(0,0,600,100);
add(buttonpanal);
buttonpanal.setBounds(0,100,160,300);
add(spane);
spane.setBounds(160,110, 500, 300);
progbar.setBackground(new Color(153,153,255));
labelpanel.setBackground(new Color(153,153,255));
buttonpanal.setBackground(new Color(153,153,255));
headerLabel.setBackground(new Color(153,153,255));
progressBar.setBackground(new Color(153,153,255));
}
public void adddata(Object[] data){
if(model!=null){
model.addRow(data);
currentRow++;
}
}
public void updateStatus(String status){
if(table!=null){
System.out.println("...currentRow:"+currentRow);
table.setValueAt(status, currentRow, 4);
System.out.println("out of......");
}
}
/**
* Invoked when the user presses the start button.
*/
public void actionPerformed(ActionEvent evt) {
setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
currentObj=this;
System.out.println("in action......");
Properties prop = new Properties();
InputStream input = null;
setCursor(Cursor.getDefaultCursor());
}
/**
* Invoked when task's progress property changes.
*/
public void propertyChange(PropertyChangeEvent evt) {
if ("progress" == evt.getPropertyName()) {
int progress = (Integer) evt.getNewValue();
progressBar.setValue(progress);
taskOutput.append(String.format(
"Completed %d%% of task.\n", task.getProgress()));
}
}
/**
* Create the GUI and show it. As with all GUI code, this must run
* on the event-dispatching thread.
*/
public static void createAndShowGUI() {
//Create and set up the window.
JFrame frame = new JFrame("ProgressBarDemo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
//Create and set up the content pane.
JComponent newContentPane = new UserGui();
newContentPane.setOpaque(true); //content panes must be opaque
newContentPane.setLayout(null);
frame.setContentPane(newContentPane);
frame.setSize(700, 500);
//frame.setLayout(null);
//Display the window.
//frame.pack();
frame.setVisible(true);
frame.setAlwaysOnTop(true);
frame.setBackground(new Color(153,153,255));
newContentPane.setBackground(new Color(153,153,255));
}
public static void main(String[] args)throws Exception {
//Schedule a job for the event-dispatching thread:
//creating and showing this application's GUI.
javax.swing.SwingUtilities.invokeLater(new Runnable() {
public void run() {
createAndShowGUI();
}
});
}
}
现在我只有简单的按钮。 如何将按钮设为3d并更改按钮的字体和背景颜色？
由于