ПРИМЕР № 5
«Создание многооконной программы»
Исходный код примера:
package tsn.javase.demo05;
public class Form1 extends javax.swing.JFrame {
public Form1() {
initComponents();
}
@SuppressWarnings("unchecked")
// //GEN-BEGIN:initComponents
private void initComponents() {
jFrame2 = new javax.swing.JFrame();
panel2 = new java.awt.Panel();
jLabel2 = new javax.swing.JLabel();
jButton2 = new javax.swing.JButton();
jButton3 = new javax.swing.JButton();
jComboBox1 = new javax.swing.JComboBox();
jFrame3 = new javax.swing.JFrame();
panel3 = new java.awt.Panel();
jScrollPane2 = new javax.swing.JScrollPane();
jTextArea1 = new javax.swing.JTextArea();
jButton4 = new javax.swing.JButton();
jButton5 = new javax.swing.JButton();
panel1 = new java.awt.Panel();
jScrollPane1 = new javax.swing.JScrollPane();
jList1 = new javax.swing.JList();
jButton1 = new javax.swing.JButton();
jLabel1 = new javax.swing.JLabel();
jFrame2.setTitle("Form 2");
jFrame2.setMinimumSize(new java.awt.Dimension(290, 160));
jFrame2.setResizable(false);
jFrame2.addWindowListener(new java.awt.event.WindowAdapter() {
public void windowClosing(java.awt.event.WindowEvent evt) {
jFrame2WindowClosing(evt);
}
});
jFrame2.getContentPane().setLayout(null);
jFrame2.setLocationRelativeTo(null);
panel2.setBackground(new java.awt.Color(255, 255, 153));
panel2.setLayout(null);
jLabel2.setText("Выберите транспорт:");
panel2.add(jLabel2);
jLabel2.setBounds(80, 10, 170, 14);
jButton2.setText("Назад");
jButton2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton2ActionPerformed(evt);
}
});
panel2.add(jButton2);
jButton2.setBounds(20, 80, 120, 23);
jButton3.setText("Вперед");
jButton3.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton3ActionPerformed(evt);
}
});
panel2.add(jButton3);
jButton3.setBounds(160, 80, 110, 23);
jComboBox1.setBackground(new java.awt.Color(204, 255, 153));
jComboBox1.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Автомобиль", "Поезд", "Самолет" }));
jComboBox1.setBorder(new javax.swing.border.MatteBorder(null));
panel2.add(jComboBox1);
jComboBox1.setBounds(60, 40, 170, 20);
jFrame2.getContentPane().add(panel2);
panel2.setBounds(0, 0, 290, 160);
jFrame3.setTitle("Form 3");
jFrame3.setMinimumSize(new java.awt.Dimension(255, 210));
jFrame3.setResizable(false);
jFrame3.addWindowListener(new java.awt.event.WindowAdapter() {
public void windowActivated(java.awt.event.WindowEvent evt) {
jFrame3WindowActivated(evt);
}
public void windowClosing(java.awt.event.WindowEvent evt) {
jFrame3WindowClosing(evt);
}
});
jFrame3.getContentPane().setLayout(null);
jFrame3.setLocationRelativeTo(null);
panel3.setBackground(new java.awt.Color(255, 255, 153));
panel3.setLayout(null);
jScrollPane2.setForeground(new java.awt.Color(204, 255, 204));
jTextArea1.setEditable(false);
jTextArea1.setBackground(new java.awt.Color(153, 255, 153));
jTextArea1.setColumns(20);
jTextArea1.setFont(new java.awt.Font("Tahoma", 0, 12)); // NOI18N
jTextArea1.setRows(5);
jTextArea1.setBorder(javax.swing.BorderFactory.createEtchedBorder());
jScrollPane2.setViewportView(jTextArea1);
panel3.add(jScrollPane2);
jScrollPane2.setBounds(20, 10, 206, 120);
jButton4.setText("Назад");
jButton4.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton4ActionPerformed(evt);
}
});
panel3.add(jButton4);
jButton4.setBounds(20, 140, 110, 23);
jButton5.setText("Выход");
jButton5.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton5ActionPerformed(evt);
}
});
panel3.add(jButton5);
jButton5.setBounds(140, 140, 90, 23);
jFrame3.getContentPane().add(panel3);
panel3.setBounds(0, 0, 260, 210);
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
setTitle("Form 1");
setResizable(false);
getContentPane().setLayout(null);
panel1.setBackground(new java.awt.Color(255, 255, 153));
panel1.setLayout(null);
jList1.setBackground(new java.awt.Color(153, 255, 153));
jList1.setBorder(javax.swing.BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.RAISED));
jList1.setModel(new javax.swing.AbstractListModel() {
String[] strings = { "Павлодар", "Астана", "Москва", "Нью-Йорк", "Токио", "Пекин" };
public int getSize() { return strings.length; }
public Object getElementAt(int i) { return strings[i]; }
});
jList1.setSelectedIndex(0);
jScrollPane1.setViewportView(jList1);
panel1.add(jScrollPane1);
jScrollPane1.setBounds(20, 30, 170, 120);
jButton1.setText("Вперед");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
panel1.add(jButton1);
jButton1.setBounds(20, 160, 170, 23);
jLabel1.setText("Выберите город:");
panel1.add(jLabel1);
jLabel1.setBounds(40, 10, 120, 14);
getContentPane().add(panel1);
panel1.setBounds(0, 0, 210, 200);
setSize(new java.awt.Dimension(222, 234));
setLocationRelativeTo(null);
}// //GEN-END:initComponents
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
//GEN-FIRST:event_jButton1ActionPerformed
// Переход на 2 окно
this.setVisible(false); // Спрятать главное окно 1
jFrame2.setVisible(true); // Показать окно 2
}//GEN-LAST:event_jButton1ActionPerformed
private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {
//GEN-FIRST:event_jButton2ActionPerformed
// Переход на главное окно 1
jFrame2.setVisible(false); // Спрятать окно 2
this.setVisible(true); // Показать главное окно 1
}//GEN-LAST:event_jButton2ActionPerformed
private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {
//GEN-FIRST:event_jButton3ActionPerformed
// Переход на 3 окно
jFrame2.setVisible(false); // Спрятать окно 2
jFrame3.setVisible(true); // Показать окно 3
}//GEN-LAST:event_jButton3ActionPerformed
private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {
//GEN-FIRST:event_jButton4ActionPerformed
// Переход на 2 окно
jFrame3.setVisible(false); // Спрятать окно 3
jFrame2.setVisible(true); // Показать окно 2
}//GEN-LAST:event_jButton4ActionPerformed
private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {
//GEN-FIRST:event_jButton5ActionPerformed
// Кнопка выхода
System.exit(0); // Выход из программы
}//GEN-LAST:event_jButton5ActionPerformed
private void jFrame2WindowClosing(java.awt.event.WindowEvent evt) {
//GEN-FIRST:event_jFrame2WindowClosing
// Выход из программы
System.exit(0); // Выход из программы
}//GEN-LAST:event_jFrame2WindowClosing
private void jFrame3WindowClosing(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_jFrame3WindowClosing
// Выход из программы
System.exit(0); // Выход из программы
}//GEN-LAST:event_jFrame3WindowClosing
private void jFrame3WindowActivated(java.awt.event.WindowEvent evt) {
//GEN-FIRST:event_jFrame3WindowActivated
// Выдача результатов при открытии окна 3
jTextArea1.setText(""); // Очистка компонента
jTextArea1.append("Ваш выбор:" + "\n");
jTextArea1.append("___________________" + "\n");
jTextArea1.append("Город: " + jList1.getSelectedValue().toString() + "\n");
jTextArea1.append("Транспорт: " + jComboBox1.getSelectedItem().toString() + "\n");
}//GEN-LAST:event_jFrame3WindowActivated
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//
/* 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 ("Windows".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(Form1.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(Form1.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(Form1.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(Form1.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new Form1().setVisible(true);
}
});
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JButton jButton1;
private javax.swing.JButton jButton2;
private javax.swing.JButton jButton3;
private javax.swing.JButton jButton4;
private javax.swing.JButton jButton5;
private javax.swing.JComboBox jComboBox1;
private javax.swing.JFrame jFrame2;
private javax.swing.JFrame jFrame3;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JList jList1;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JScrollPane jScrollPane2;
private javax.swing.JTextArea jTextArea1;
private java.awt.Panel panel1;
private java.awt.Panel panel2;
private java.awt.Panel panel3;
// End of variables declaration//GEN-END:variables
}