selectclass.java

java netbeans 学习程序合集

/*
 * SelectClass.java
 *
 * Created on 2007年8月28日, 下午4:42
 */

package org.Adam;

import java.util.Vector;
import javax.swing.table.DefaultTableModel;

/**
 *
 * @author  Administrator
 */
public class SelectClass extends javax.swing.JFrame {
    
    /** Creates new form SelectClass */
    public SelectClass() {
        initComponents();
        this.setLocationRelativeTo(this);
        this.setResizable(false);
       
    }
    
    /** 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();
        jLabelGrade = new javax.swing.JLabel();
        jLabelClass = new javax.swing.JLabel();
        jLabelMajor = new javax.swing.JLabel();
        jTextFieldGrade = new javax.swing.JTextField();
        jTextFieldMajor = new javax.swing.JTextField();
        jComboBox1 = new javax.swing.JComboBox();
        jPanel2 = new javax.swing.JPanel();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTable1 = new javax.swing.JTable();
        jButtonSelect = new javax.swing.JButton();
        jButtonCancle = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("\u73ed\u7ea7\u67e5\u8be2");
        jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder("\u67e5\u8be2\u6761\u4ef6"));
        jLabelGrade.setText("\u5e74\u7ea7\uff1a");

        jLabelClass.setText("\u73ed\u7ea7\uff1a");

        jLabelMajor.setText("\u4e13\u4e1a\uff1a");

        jComboBox1.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "", "\u7535\u4fe1", "\u5e94\u7535", "\u7269\u65591\u73ed", "\u7269\u65592\u73ed", "\u7269\u65593\u73ed" }));

        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(68, 68, 68)
                .add(jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(jLabelGrade)
                    .add(jLabelClass)
                    .add(jLabelMajor))
                .add(61, 61, 61)
                .add(jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING, false)
                    .add(jComboBox1, 0, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .add(jTextFieldMajor)
                    .add(jTextFieldGrade, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 122, Short.MAX_VALUE))
                .addContainerGap(152, Short.MAX_VALUE))
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .add(jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jLabelGrade)
                    .add(jTextFieldGrade, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .add(19, 19, 19)
                .add(jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.TRAILING)
                    .add(jLabelClass)
                    .add(jComboBox1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, 13, Short.MAX_VALUE)
                .add(jPanel1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jLabelMajor)
                    .add(jTextFieldMajor, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .add(30, 30, 30))
        );

        jTable1.setModel(new javax.swing.table.DefaultTableModel(
            new Object [][] {
                {},
                {},
                {},
                {}
            },
            new String [] {

            }
        ));
        jScrollPane1.setViewportView(jTable1);

        org.jdesktop.layout.GroupLayout jPanel2Layout = new org.jdesktop.layout.GroupLayout(jPanel2);
        jPanel2.setLayout(jPanel2Layout);
        jPanel2Layout.setHorizontalGroup(
            jPanel2Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(jPanel2Layout.createSequentialGroup()
                .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        jPanel2Layout.setVerticalGroup(
            jPanel2Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(org.jdesktop.layout.GroupLayout.TRAILING, jPanel2Layout.createSequentialGroup()
                .addContainerGap()
                .add(jScrollPane1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 248, Short.MAX_VALUE))
        );

        jButtonSelect.setText("\u67e5\u8be2");
        jButtonSelect.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButtonSelectActionPerformed(evt);
            }
        });

        jButtonCancle.setText("\u53d6\u6d88");
        jButtonCancle.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButtonCancleActionPerformed(evt);
            }
        });

        org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .add(68, 68, 68)
                .add(jButtonSelect)
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, 182, Short.MAX_VALUE)
                .add(jButtonCancle)
                .add(118, 118, 118))
            .add(layout.createSequentialGroup()
                .addContainerGap()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(jPanel2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                    .add(jPanel1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .addContainerGap())
        );
        layout.setVerticalGroup(
            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)
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                .add(jPanel2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, 26, Short.MAX_VALUE)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jButtonSelect)
                    .add(jButtonCancle))
                .addContainerGap())
        );
        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void jButtonSelectActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButtonSelectActionPerformed
// TODO 将在此处添加您的处理代码：
        Vector<Vector> data=new Vector();
        Vector<String> head=new Vector();
        String Grade=this.jTextFieldGrade.getText();
        String Class=this.jComboBox1.getSelectedItem().toString();
        String Major=this.jTextFieldMajor.getText();
        String sql="select 年级,班级,专业,辅导员,其他  from 班级信息  ";//where 年级='"+ Grade +"'";
       if(!Grade.equals("") && Class.equals("") && Major.equals("")){
         sql=sql+"where 年级='"+Grade+"'";
       }
        if(!Class.equals("") && Grade.equals("") && Major.equals("")){
         sql=sql+"where 班级='"+Class+"'";
       }
        if(!Major.equals("") && Grade.equals("") && Class.equals("")){
         sql=sql+"where 专业='"+Major+"'";
       }
        if(!Major.equals("") && !Class.equals("") && Grade.equals("")){
         sql=sql+"where 专业='"+Major+"'and 班级='"+Class+"'";
       }
        if(!Class.equals("") && !Grade.equals("") && Major.equals("")){
         sql=sql+"where 年级='"+Grade+"'and 班级='"+Class+"'";
       }
        if(!Major.equals("") && !Grade.equals("") && Class.equals("")){
         sql=sql+"where 年级='"+Grade+"'and 专业='"+Major+"'";
       }
        if(!Major.equals("") && !Grade.equals("") && !Class.equals("")){
         sql=sql+"where 年级='"+Grade+"'and 专业='"+Major+"'and 班级='"+Class+"'";
       }
        DefaultTableModel tableModel=(DefaultTableModel)this.jTable1.getModel();
        DB dB=new DB();
      /*  headGrade=dB.doClassQuery(sql1);
        this.jComboBoxGrade.addItem(headGrade);*/
       // String Grade=this.jComboBoxGrade.getSelectedItem().toString();
        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_jButtonSelectActionPerformed

    private void jButtonCancleActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButtonCancleActionPerformed
// TODO 将在此处添加您的处理代码：
        this.dispose();
    }//GEN-LAST:event_jButtonCancleActionPerformed
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new SelectClass().setVisible(true);
            }
        });
    }
   
    // 变量声明 - 不进行修改//GEN-BEGIN:variables
    private javax.swing.JButton jButtonCancle;
    private javax.swing.JButton jButtonSelect;
    private javax.swing.JComboBox jComboBox1;
    private javax.swing.JLabel jLabelClass;
    private javax.swing.JLabel jLabelGrade;
    private javax.swing.JLabel jLabelMajor;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTable jTable1;
    private javax.swing.JTextField jTextFieldGrade;
    private javax.swing.JTextField jTextFieldMajor;
    // 变量声明结束//GEN-END:variables
    
}