mzdmshow.java~13~

这是一个图书和学生信息的管理系统,它可以在数据库里面增加,修改,删除数据来管理图书和学生信息

package mygui;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2005</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */
import com.zdsoft.gui.*;
import com.zdsoft.datacenter.ASDatacenter;
import com.zdsoft.datastore.ASDatastore;
import javax.swing.*;
import java.awt.*;

public class mzdmshow extends ASPanel{
  JPanel jPanel1 = new JPanel();
  JPanel jPanel2 = new JPanel();
  JPanel jPanel3 = new JPanel();
  JLabel jLabel1 = new JLabel();
  JButton jButton1 = new JButton();
  JButton jButton2 = new JButton();
  JButton jButton3 = new JButton();
  JScrollPane jScrollPane1 = new JScrollPane();


  ASTable jTable1;





  public mzdmshow() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //jbInit()是本页面的初始化方法，所有和页面初始化有关的操作都应该写在本方法中
  private void jbInit() throws Exception {

    //ASTable中显示相应表数据的步骤：
    ASDatacenter dc = new ASDatacenter();//(1)创建数据中心对象
    dc.connect();//(2)连接数据库
    String sql = "select * from class_info";//(3)构造查询语句
    ASDatastore ds = dc.retrieve(sql);//(4)执行查询，得到一个数据结果集(ASDatastore类的一个具体对象)。本数据结果集
    String[] liable = new String[5];//(5)构造表格的标题.
    liable[0] = "模块编号";
    liable[1] = "模块名称";
    liable[2] = "类名";
    liable[3] = "父模块编号";
    liable[4] = "是否窗体";
    ds.setTitleLable(liable);//(6)将表格标题设置到结果集。注意：设置表格标题时，字符串数组的长度与相应数据结果集的
                             //列数应一样。否则程序运行时会报错.
    ASTableView atv = new ASTableView(ds);//(7)用结果集构造视图
    jTable1 = new ASTable(atv);//(8)用创建好的视图对象构造表格
    dc.disconnect();//(9)关闭数据库连接

    jLabel1.setFont(new java.awt.Font("Serif", 0, 20));
    jLabel1.setText("民族代码维护");
    jButton1.setFont(new java.awt.Font("Serif", 0, 12));
    jButton1.setText("删除");
    jButton2.setFont(new java.awt.Font("Dialog", 0, 12));
    jButton2.setText("修改");
    jButton3.setFont(new java.awt.Font("Serif", 0, 12));
    jButton3.setText("增加");
    jScrollPane1.setPreferredSize(new Dimension(550, 350));
    this.add(jPanel1, BorderLayout.CENTER);
    jPanel1.add(jScrollPane1, null);
    jScrollPane1.getViewport().add(jTable1, null);
    this.add(jPanel2, BorderLayout.SOUTH);
    jPanel2.add(jButton3, null);
    jPanel2.add(jButton2, null);
    jPanel2.add(jButton1, null);
    this.add(jPanel3, BorderLayout.NORTH);
    jPanel3.add(jLabel1, null);
  }

}