現在、netbeans 7.3 を使用して Java スイング プロジェクトに取り組んでいます。スイング フォームのアイコンを変更したいのですが、変更できません。私は多くの方法を試しましたが、うまくいきません。アイコンの変更方法を教えてください。コードもお願いします。
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package javaapplication5;
import com.jacob.activeX.ActiveXComponent;
import com.jacob.com.Dispatch;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
import javax.swing.ImageIcon;
import javax.swing.JOptionPane;
/**
*
* @author Rahul
*/
public class SMS extends javax.swing.JFrame {
/**
* Creates new form SMS
*/
public SMS() {
super.setResizable(false);
super.setLocation((582)/2, (367)/2);
File imageFile = new File("d:/images.gif");
BufferedImage i=null;
try {
i = ImageIO.read(imageFile);
} catch (IOException ex) {
Logger.getLogger(SMS.class.getName()).log(Level.SEVERE, null, ex);
}
setIconImage(i);
initComponents();
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
jLabel1 = new javax.swing.JLabel();
jLabel2 = new javax.swing.JLabel();
jScrollPane1 = new javax.swing.JScrollPane();
msg = new javax.swing.JTextArea();
mob = new javax.swing.JTextField();
send = new javax.swing.JButton();
reset = new javax.swing.JButton();
output = new javax.swing.JLabel();
output.setVisible(false);
jLabel3 = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
setTitle("Message Sending Through JAVA");
setIconImage(new ImageIcon("d:/images.gif").getImage());
setIconImages(null);
setResizable(false);
jLabel1.setText("Mobile No.");
jLabel2.setText("Message");
msg.setColumns(20);
msg.setRows(5);
jScrollPane1.setViewportView(msg);
mob.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
mobActionPerformed(evt);
}
});
mob.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyTyped(java.awt.event.KeyEvent evt) {
mobKeyTyped(evt);
}
});
send.setText("Send Message");
send.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
sendActionPerformed(evt);
}
});
reset.setText("Reset");
reset.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
resetActionPerformed(evt);
}
});
output.setFont(new java.awt.Font("Comic Sans MS", 3, 18)); // NOI18N
output.setForeground(new java.awt.Color(0, 255, 51));
output.setText("jLabel3");
jLabel3.setForeground(new java.awt.Color(255, 51, 51));
jLabel3.setText("*Enter only 10 digits");
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(49, 49, 49)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel2)
.addComponent(jLabel1))
.addGap(22, 22, 22)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 385, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGroup(layout.createSequentialGroup()
.addComponent(mob, javax.swing.GroupLayout.PREFERRED_SIZE, 184, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(33, 33, 33)
.addComponent(jLabel3))))
.addGroup(layout.createSequentialGroup()
.addGap(78, 78, 78)
.addComponent(send)
.addGap(129, 129, 129)
.addComponent(reset))
.addGroup(layout.createSequentialGroup()
.addGap(214, 214, 214)
.addComponent(output)))
.addContainerGap(54, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(47, 47, 47)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel1)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(mob, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel3)))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel2)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(56, 56, 56)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(send)
.addComponent(reset))
.addGap(46, 46, 46)
.addComponent(output)
.addContainerGap(101, Short.MAX_VALUE))
);
pack();
}// </editor-fold>
private void mobActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
private void mobKeyTyped(java.awt.event.KeyEvent evt) {
if (mob.getText().length() < 10) {
char c = evt.getKeyChar();
if (!((c >= '0') && (c <= '9'))) {
evt.consume();
}
} else {
evt.consume();
}
}
private void resetActionPerformed(java.awt.event.ActionEvent evt) {
mob.setText("");
msg.setText("");
}
private void sendActionPerformed(java.awt.event.ActionEvent evt) {
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(SMS.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(SMS.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(SMS.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(SMS.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new SMS().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTextField mob;
private javax.swing.JTextArea msg;
private javax.swing.JLabel output;
private javax.swing.JButton reset;
private javax.swing.JButton send;
// End of variables declaration
}