select.java

java netbeans 学习程序合集

/*
 * Select.java
 *
 * Created on 2007年9月21日, 下午10:49
 */

package org.Adam;

import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.Vector;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.UIManager;
import javax.swing.table.DefaultTableModel;

/**
 *
 * @author  Administrator
 */
public class Select extends javax.swing.JPanel {
    
    /** Creates new form Select */
    public Select() {
        initComponents();
    }
    public void shout(){
         Vector<Vector> data=new Vector();
        Vector<String> head=new Vector();
        String sql="select 年级,班级,专业,辅导员,其他  from 班级信息 order by 年级 ";
        DefaultTableModel tableModel=(DefaultTableModel)this.jTable1.getModel();
        DB dB=new DB();
      
        head=dB.doClassTableHead(sql);
        data=dB.doClassQuery(sql);
        tableModel.setDataVector(data,head);
        this.jTable1.setModel(tableModel);
        ((DefaultTableModel)jTable1.getModel()).fireTableStructureChanged();
        dB.closeAccessConnection();
        
    }
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    // <editor-fold defaultstate="collapsed" desc=" 生成的代码 ">//GEN-BEGIN:initComponents
    private void initComponents() {
        jPanel1 = new javax.swing.JPanel();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTable1 = new javax.swing.JTable();
        jButton1 = new javax.swing.JButton();

        jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder("se dfsdf"));
        jTable1.setModel(new javax.swing.table.DefaultTableModel(
            new Object [][] {
                {},
                {},
                {},
                {}
            },
            new String [] {

            }
        ));
        jScrollPane1.setViewportView(jTable1);

        org.jdesktop.layout.GroupLayout jPanel1Layout = new org.jdesktop.layout.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(jPanel1Layout.createSequentialGroup()
                .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 403, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(36, Short.MAX_VALUE))
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 345, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );

        jButton1.setText("Enter");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(this);
        this.setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .addContainerGap()
                .add(jPanel1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .add(15, 15, 15)
                .add(jButton1)
                .addContainerGap(36, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createSequentialGroup()
                        .addContainerGap()
                        .add(jPanel1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 395, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                    .add(layout.createSequentialGroup()
                        .add(107, 107, 107)
                        .add(jButton1)))
                .addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
    }// </editor-fold>//GEN-END:initComponents

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
// TODO 将在此处添加您的处理代码：
        //shout();
         /*Vector<Vector> data=new Vector();
        Vector<String> head=new Vector();
        String sql="select 年级,班级,专业,辅导员,其他  from 班级信息 order by 年级 ";
        DefaultTableModel tableModel=(DefaultTableModel)this.jTable1.getModel();
        DB dB=new DB();
      
        head=dB.doClassTableHead(sql);
        data=dB.doClassQuery(sql);
        tableModel.setDataVector(data,head);
        this.jTable1.setModel(tableModel);
        ((DefaultTableModel)jTable1.getModel()).fireTableStructureChanged();
        dB.closeAccessConnection();*/
    }//GEN-LAST:event_jButton1ActionPerformed
    
    
    // 变量声明 - 不进行修改//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTable jTable1;
    // 变量声明结束//GEN-END:variables
    // 测试
    JFrame f = new JFrame("健康管理");
    public static void main(String[] args) {
        // 设置 Look And Feel
        try {
            UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
        } catch (Exception exemp) {
            exemp.printStackTrace();
        }

        //DB dB = new DB(); // 声明数据访问对象
        //ManageHealth manageHealth = new ManageHealth(dB);
        Select manageHealth=new Select();
        // 初始化
        manageHealth.init(manageHealth);
        manageHealth.shout();
    }

    private void init(JPanel panel) {
        // 设置 Frame 大小
        f.setSize(800, 540);
        
        // 计算屏幕的大小和 Frame 的大小
        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
        Dimension frameSize = f.getSize();
        
        // 设置 Frame 的大小不超过屏幕的大小
        if (frameSize.height > screenSize.height) { frameSize.height = screenSize.height; }
        if (frameSize.width > screenSize.width) { frameSize.width = screenSize.width; }
        
        // 居中显示 Frame
        f.setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);
        
        // 关闭窗体
        f.addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e) {
                //dB.closeAccessConnection(); // 关闭数据库连接对象
                f.setVisible(false);
                f.dispose();
                System.exit(0);
            }
        });

        f.add(panel); // 将面板添加到 Frame 上
        f.setVisible(true); // 测试 Frame 窗体可见
    }
    
}