mainapplet.java

基于面向对象的数据库编程

package view;

import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import com.borland.jbcl.layout.*;
import javax.swing.*;
import operation.*;
import operation.*;
import helper.*;
import brgeometry.*;
import com.versant.fund.*;
import com.versant.trans.*;

public class mainApplet extends Applet {

  static TransSession session = new TransSession("mydb");

  private boolean isStandalone = false;
  private XYLayout xYLayout1 = new XYLayout();
  private JButton jButton1 = new JButton();
  private JLabel jLabel1 = new JLabel();
  private JButton jButton2 = new JButton();
  private JButton jButton3 = new JButton();
  private JButton jButton4 = new JButton();
  private JButton jButton5 = new JButton();
  private JList jList1 = new JList();
  private JLabel jLabel2 = new JLabel();
  //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 mainApplet() {
  }
  //Initialize the applet
  public void init() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization

  public void setJtable(){

  }
  private void jbInit() throws Exception {
    jButton1.setBackground(SystemColor.inactiveCaptionText);
    jButton1.setBorder(BorderFactory.createLineBorder(Color.black));
    jButton1.setText("修改");
    jButton1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton1_actionPerformed(e);
      }
    });
    this.setLayout(xYLayout1);
    jLabel1.setBackground(Color.white);
    jLabel1.setFont(new java.awt.Font("Dialog", 1, 20));
    jLabel1.setForeground(Color.red);
    jLabel1.setBorder(BorderFactory.createEtchedBorder());
    jLabel1.setText("面向对象数据库边界表示法的实现");
    jButton2.setBackground(SystemColor.inactiveCaptionText);
    jButton2.setBorder(BorderFactory.createLineBorder(Color.black));
    jButton2.setText("删除");
    jButton2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton2_actionPerformed(e);
      }
    });
    jButton3.setBackground(SystemColor.inactiveCaptionText);
    jButton3.setBorder(BorderFactory.createLineBorder(Color.black));
    jButton3.setText("添加");
    jButton3.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton3_actionPerformed(e);
      }
    });
    jButton4.setBackground(SystemColor.inactiveCaptionText);
    jButton4.setBorder(BorderFactory.createLineBorder(Color.black));
    jButton4.setText("查询");
    jButton4.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jButton4_actionPerformed(e);
      }
    });
    xYLayout1.setWidth(546);
    xYLayout1.setHeight(396);
    jButton5.setBackground(SystemColor.inactiveCaptionText);
    jButton5.setEnabled(false);
    jButton5.setBorder(BorderFactory.createLineBorder(Color.black));
    jButton5.setText("帮助");
    this.setBackground(SystemColor.info);
    jLabel2.setIcon(new ImageIcon(new java.net.URL("file:///E:/brGeometry2.1/main1.jpg")));
    this.add(jList1, new XYConstraints(185, 55, -1, -1));
    this.add(jLabel1, new XYConstraints(41, 46, 317, 49));
    this.add(jButton3, new XYConstraints(43, 105, 69, 33));
    this.add(jButton2, new XYConstraints(43, 143, 69, 33));
    this.add(jButton1, new XYConstraints(45, 180, 69, 29));
    this.add(jButton4, new XYConstraints(44, 214, 69, 29));
    this.add(jButton5, new XYConstraints(45, 250, 69, 29));
    this.add(jLabel2, new XYConstraints(117, 99, 319, 189));


  }
  //Get Applet information
  public String getAppletInfo() {
    return "这是一个关于边界表示法的面向对象数据库的实现的应用";
  }
  //Get parameter info

  public String[][] getParameterInfo() {
    return null;
  }


  void jButton3_actionPerformed(ActionEvent e) {
   AddDialog addDialog= new AddDialog();
   addDialog.show();
  }

  void jButton2_actionPerformed(ActionEvent e) {
  DeleteDialog deleteDialog= new DeleteDialog ();
  deleteDialog.show();
  }

  void jButton1_actionPerformed(ActionEvent e) {
  ModifyDialog modifyDialog =new ModifyDialog();
  modifyDialog .show();
  }

  void jButton4_actionPerformed(ActionEvent e) {
  requireDialog rq=new requireDialog();
  rq.show();
  }
}