qureyjapplet.java~2~

大量java源程序

package javaservlets.tunnel;

import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import javax.swing.*;
import com.borland.jbcl.layout.*;
import java.sql.*;
/**
 * Title:
 * Description:
 * Copyright:    Copyright (c) 2002
 * Company:
 * @author
 * @version 1.0
 */

public class qureyjapplet extends JApplet {
  IndyInterface indy;
  boolean isStandalone = false;
  JPanel jPanel1 = new JPanel();
  BorderLayout borderLayout1 = new BorderLayout();
  JPanel jPanel2 = new JPanel();
  JButton jButton1 = new JButton();
  JButton jButton2 = new JButton();
  JPanel jPanel3 = new JPanel();
  XYLayout xYLayout1 = new XYLayout();
  JTextField jTextField1 = new JTextField();
  JLabel jLabel1 = new JLabel();
  JButton jButton3 = new JButton();
  JLabel jLabel2 = new JLabel();
  JTextField jTextField2 = new JTextField();
  JButton jButton4 = new JButton();
  /**Get a parameter value*/
  public String getParameter(String key, String def) {
    return isStandalone ? System.getProperty(key, def) :
      (getParameter(key) != null ? getParameter(key) : def);
  }

  /**Construct the applet*/
  public qureyjapplet() {
  }
  /**Initialize the applet*/
  public void init() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  /**Component initialization*/
  private void jbInit() throws Exception {
    this.setSize(new Dimension(400,300));
    jPanel1.setLayout(borderLayout1);
    jButton1.setText("update");
    jButton1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton1_actionPerformed(e);
      }
    });
    jButton2.setText("Delete");
    jButton2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton2_actionPerformed(e);
      }
    });
    jPanel3.setLayout(xYLayout1);
    jLabel1.setText("input taskID to delete");
    jButton3.setText("insert");
    jButton3.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton3_actionPerformed(e);
      }
    });
    jLabel2.setText("input taskID to insert");
    jButton4.setText("save");
    jButton4.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton4_actionPerformed(e);
      }
    });
    this.getContentPane().add(jPanel1, BorderLayout.CENTER);
    jPanel1.add(jPanel2, BorderLayout.NORTH);
    jPanel2.add(jButton1, null);
    jPanel2.add(jButton2, null);
    jPanel2.add(jButton3, null);
    jPanel2.add(jButton4, null);
    jPanel1.add(jPanel3, BorderLayout.CENTER);
    jPanel3.add(jTextField1,     new XYConstraints(206, 19, 110, -1));
    jPanel3.add(jLabel1,        new XYConstraints(53, 19, 142, 20));
    jPanel3.add(jLabel2,     new XYConstraints(55, 80, 126, -1));
    jPanel3.add(jTextField2,    new XYConstraints(206, 78, 110, -1));
  try {
        indy = new RemoteIndyClient("http://localhost:7001/servlet/");//(getCodeBase() + "servlet/");

        // Open the database connection
        boolean rc = indy.connect();
        if (!rc) {
          System.out.println("Connection not initialized");
          indy = null;
        }

      }
      catch (Exception ex) {
        ex.printStackTrace();
      }



  }
  /**Start the applet*/
  public void start() {
  }
  /**Stop the applet*/
  public void stop() {
  }
  /**Destroy the applet*/
  public void destroy() {
  }
  /**Get Applet information*/
  public String getAppletInfo() {
    return "Applet Information";
  }
  /**Get parameter info*/
  public String[][] getParameterInfo() {
    return null;
  }
  /**Main method*/
  public static void main(String[] args) {
    qureyjapplet applet = new qureyjapplet();
    applet.isStandalone = true;
    JFrame frame = new JFrame();
    //EXIT_ON_CLOSE == 3
    frame.setDefaultCloseOperation(3);
    frame.setTitle("Applet Frame");
    frame.getContentPane().add(applet, BorderLayout.CENTER);
    applet.init();
    applet.start();
    frame.setSize(400,320);
    Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
    frame.setLocation((d.width - frame.getSize().width) / 2, (d.height - frame.getSize().height) / 2);
    frame.setVisible(true);
  }

  //static initializer for setting look & feel
  static {
    try {
      //UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
      //UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName());
    }
    catch(Exception e) {
    }
  }

  void jButton1_actionPerformed(ActionEvent e) {
     if (indy == null) {
          System.out.println("Indy is null");
          return;
        }
        // Get the indy record
        IndyRecord[] r = indy.query();
        System.out.println("At qureyjapplet: "+r[0].taskID);
        // Populate
        if (r != null) {
          for(int i=0;i<r.length;i++)
          {

           //jTextArea1.setText(r[i].taskID);
           System.out.println("At qureyjapplet: "+r[i].taskID);
           System.out.println("At qureyjapplet: "+r[i].describe);
           System.out.println("At qureyjapplet: "+r[i].ef);

          }
      }
  }

  void jButton2_actionPerformed(ActionEvent e) {
          if (indy == null) {
          System.out.println("Indy is null");
          return;
        }
        // delete the  record
         indy.delete(jTextField1.getText());

  }

  void jButton3_actionPerformed(ActionEvent e) {
   if (indy == null) {
          System.out.println("Indy is null");
          return;
        }
        IndyRecord re=new IndyRecord();
        re.taskID=jTextField2.getText();
        re.describe="wang";
        re.ygongqi=1;
        re.sgongqi=1;
        re.centigrade=0;
        re.es=Date.valueOf("2001-01-01");
        re.ef=Date.valueOf("2001-01-01");
        re.floatime=0;
        // insert the  record
         indy.insert(re);

  }

  void jButton4_actionPerformed(ActionEvent e) {
   if (indy == null) {
          System.out.println("Indy is null");
          return;
        }
        IndyRecord re=new IndyRecord();
        re.taskID=jTextField2.getText();
        re.describe="wang";
        re.ygongqi=1;
        re.sgongqi=1;
        re.centigrade=0;
        re.es=Date.valueOf("2001-01-01");
        re.ef=Date.valueOf("2001-01-01");
        re.floatime=0;
        // update the  record
         indy.update(re);
  }
}