动态加载Panel实例

 interfacetest.java

package forte;

 

import forte.*;

 

public interface interfacetest {

public void addMethod(String s);

public void delMethod(String s);

}

 

 appTest.java

package forte;

 

import javax.swing.*;

import java.util.*;

import java.lang.reflect.*;

import forte.*;

 

public class appTest extends javax.swing.JFrame {

    public appTest() {

        initComponents();

    }

 

    private static interfacetest panelName;

    private void initComponents() {

        jButton2 = new javax.swing.JButton();

        jPopupMenu1 = new javax.swing.JPopupMenu();

        jLabel1 = new javax.swing.JLabel();

        jPanel2 = new javax.swing.JPanel();

        jButton1 = new javax.swing.JButton();

        jButton3 = new javax.swing.JButton();

        jButton4 = new javax.swing.JButton();

        jButton5 = new javax.swing.JButton();

        jButton6 = new javax.swing.JButton();

        jPanel1 = new javax.swing.JPanel();

        jLabel2 = new javax.swing.JLabel();

 

        jButton2.setText("jButton2");

 

        addWindowListener(new java.awt.event.WindowAdapter() {

            public void windowClosing(java.awt.event.WindowEvent evt) {

                exitForm(evt);

            }

        });

 

        jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);

        jLabel1.setText("This a test application(include panel,interafce,JTabbedPane,.etc)");

        getContentPane().add(jLabel1, java.awt.BorderLayout.NORTH);

 

        jPanel2.setPreferredSize(new java.awt.Dimension(30, 30));

        jButton1.setText("First");

       jButton1.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton1ActionPerformed(evt);

            }

        });

 

        jPanel2.add(jButton1);

 

        jButton3.setText("Second");

        jButton3.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton3ActionPerformed(evt);

            }

        });

 

        jPanel2.add(jButton3);

 

        jButton4.setText("Third");

        jButton4.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton4ActionPerformed(evt);

           }

        });

 

        jPanel2.add(jButton4);

 

        jButton5.setText("OK");

        jButton5.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton5ActionPerformed(evt);

            }

        });

        jPanel2.add(jButton5);

        jButton6.setText("Cancel");

        jButton6.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton6ActionPerformed(evt);

            }

        });

 

        jPanel2.add(jButton6);

        getContentPane().add(jPanel2, java.awt.BorderLayout.SOUTH);

        jPanel1.setLayout(new java.awt.BorderLayout());

        jLabel2.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);

        jLabel2.setText("old ");

        jPanel1.add(jLabel2, java.awt.BorderLayout.CENTER);

        getContentPane().add(jPanel1, java.awt.BorderLayout.CENTER);

        pack();

        java.awt.Dimension screenSize = java.awt.Toolkit.getDefaultToolkit().getScreenSize();

        setSize(new java.awt.Dimension(700, 500));

        setLocation((screenSize.width-700)/2,(screenSize.height-500)/2);

    }

 public interfacetest addPanel(final JPanel cPanel,String panelName){

        JComponent tempComponent = null;

        try{

        Class className = Class.forName("forte."+panelName);

     Constructor tempConstructor = className.getConstructor(new Class[]{String.class});

tempComponent =(JComponent)tempConstructor.newInstance(new Object[]{panelName});

      cPanel.add(tempComponent);

        }catch(Exception e){

           e.printStackTrace();

        }

        return (interfacetest)tempComponent;

    }

    private void jButton6ActionPerformed(java.awt.event.ActionEvent evt) {

        // Add your handling code here:

    }

    private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {

        // Add your handling code here:

    }

    private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {

        // Add your handling code here:

        if(jPanel1.getComponentCount()!=0)

        {

            jPanel1.removeAll();

        }

       panelName= addPanel(jPanel1,"thirdPane");

       jPanel1.updateUI();

    }

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {

        if(jPanel1.getComponentCount()!=0)

        {

            jPanel1.removeAll();

        }

       panelName= addPanel(jPanel1,"secondPane");

       jPanel1.updateUI();

        // Add your handling code here:

    }

 

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {

        // Add your handling code here:

        if(jPanel1.getComponentCount()!=0)

        {

            jPanel1.removeAll();

        }

       panelName= addPanel(jPanel1,"firstPane");

      jPanel1.updateUI();

    }

       

    /** Exit the Application */

    private void exitForm(java.awt.event.WindowEvent evt) {

        System.exit(0);

    }

    public static void main(String args[]) {

        new appTest().show();

    }

    // Variables declaration - do not modify

    private javax.swing.JButton jButton6;

    private javax.swing.JButton jButton5;

    private javax.swing.JButton jButton4;

    private javax.swing.JPanel jPanel2;

    private javax.swing.JPanel jPanel1;

    private javax.swing.JButton jButton3;

    private javax.swing.JButton jButton2;

    private javax.swing.JButton jButton1;

    private javax.swing.JPopupMenu jPopupMenu1;

    private javax.swing.JLabel jLabel2;

    private javax.swing.JLabel jLabel1;

    // End of variables declaration

}

 

 

 

 firstPane.java

 

package forte;

 

import forte.*;

 

public class firstPane extends javax.swing.JPanel implements interfacetest {

    public firstPane() {

        initComponents();

    }

 

    public firstPane(String s) {

       initComponents();

    }

   

    private void initComponents() {

        jButton1 = new javax.swing.JButton();

        jLabel1 = new javax.swing.JLabel();

        jTextField1 = new javax.swing.JTextField();

        jButton2 = new javax.swing.JButton();

 

        setLayout(null);

 

        jButton1.setText("add");

        jButton1.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton1ActionPerformed(evt);

            }

        });

 

        add(jButton1);

        jButton1.setBounds(100, 260, 56, 28);

 

        jLabel1.setText("first panel");

        add(jLabel1);

        jLabel1.setBounds(170, 60, 110, 18);

 

        add(jTextField1);

        jTextField1.setBounds(160, 190, 120, 22);

 

        jButton2.setText("delete");

        jButton2.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton2ActionPerformed(evt);

            }

        });

 

        add(jButton2);

        jButton2.setBounds(230, 260, 71, 28);

 

    }

 

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {

      addMethod("first");

        // Add your handling code here:

    }

 

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {

      delMethod("first");

        // Add your handling code here:

    }

 

    public void addMethod(String s) {

       jLabel1.setText(jTextField1.getText());

       jTextField1.setText(s);

    }   

    public void delMethod(String s) {

       jLabel1.setText(jTextField1.getText());

       jTextField1.setText(s);

 }   

   

    // Variables declaration - do not modify

    private javax.swing.JButton jButton2;

    private javax.swing.JButton jButton1;

    private javax.swing.JTextField jTextField1;

    private javax.swing.JLabel jLabel1;

    // End of variables declaration

   

}

 

 

 

 

 

 

 

 

secondPane.java

 

package forte;

 

import forte.*;

public class secondPane extends javax.swing.JPanel implements interfacetest {

   

    /** Creates new form secondPane */

    public secondPane() {

        initComponents();

    }

    public secondPane(String s) {

        initComponents();

    }

    private void initComponents() {

        jButton1 = new javax.swing.JButton();

        jButton2 = new javax.swing.JButton();

        jLabel1 = new javax.swing.JLabel();

        jTextField1 = new javax.swing.JTextField();

 

        setLayout(null);

 

        jButton1.setText("add");

        jButton1.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton1ActionPerformed(evt);

            }

        });

 

        add(jButton1);

        jButton1.setBounds(90, 250, 83, 28);

 

       jButton2.setText("delete");

        jButton2.addActionListener(new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent evt) {

                jButton2ActionPerformed(evt);

            }

        });

 

       add(jButton2);

        jButton2.setBounds(220, 250, 71, 28);

 

        jLabel1.setText("second panel");

        add(jLabel1);

        jLabel1.setBounds(130, 20, 130, 18);

 

        add(jTextField1);

        jTextField1.setBounds(150, 130, 150, 22);

 

   }

 

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {

      delMethod("second");

        // Add your handling code here:

    }

 

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {

      addMethod("second");

        // Add your handling code here:

    }

 

    public void addMethod(String s) {

        jLabel1.setText(jTextField1.getText());

       jTextField1.setText(s);

   }   

   

    public void delMethod(String s) {

       jLabel1.setText(jTextField1.getText());

       jTextField1.setText(s);

    }   

   

    // Variables declaration - do not modify

    private javax.swing.JButton jButton2;

    private javax.swing.JButton jButton1;

    private javax.swing.JTextField jTextField1;

    private javax.swing.JLabel jLabel1;

    // End of variables declaration

   

}