sumpeople.java~8~

这是一个用JAVA编写的学生管理系统

package studentms;

import javax.swing.*;
import com.borland.jbcl.layout.*;
import java.awt.*;
import java.awt.event.*;

public class sumPeople extends JFrame {
  XYLayout xYLayout1 = new XYLayout();
  JLabel jLabel1 = new JLabel();
  JComboBox jCType = new JComboBox();
  JButton jBOK = new JButton();
  JButton jBExit = new JButton();
  JLabel jLabel2 = new JLabel();
  JLabel jLabel3 = new JLabel();
  JLabel jLabel4 = new JLabel();
  JTextField jTMin = new JTextField();
  JTextField jTMax = new JTextField();
  JComboBox jCSex = new JComboBox();
  JTextField jTClass = new JTextField();

  public sumPeople() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  private void jbInit() throws Exception {
    jLabel1.setFont(new java.awt.Font("Dialog", 0, 12));
    jLabel1.setText("选择统计选项：");
    xYLayout1.setWidth(310);
    xYLayout1.setHeight(146);
    this.getContentPane().setLayout(xYLayout1);
    jBOK.setFont(new java.awt.Font("Dialog", 0, 12));
    jBOK.setText("确  定");
    jBExit.setFont(new java.awt.Font("Dialog", 0, 12));
    jBExit.setText("取  消");
    jBExit.addActionListener(new sumPeople_jBExit_actionAdapter(this));
    jCType.addItem("学号");
    jCType.addItem("性别");
    jCType.addItem("班级");
    jCType.addItem("出生年月");
    jCType.setFont(new java.awt.Font("Dialog", 0, 12));
    jCType.setSelectedIndex(-1);
    jCType.addActionListener(new sumPeople_jCType_actionAdapter(this));
    jCSex.addItem("男");
    jCSex.addItem("女");
    jCSex.setFont(new java.awt.Font("Dialog", 0, 12));
    jCSex.setSelectedIndex(-1);
    jLabel2.setFont(new java.awt.Font("Dialog", 0, 12));
    jLabel3.setFont(new java.awt.Font("Dialog", 0, 12));
    jLabel3.setText("从");
    jLabel4.setFont(new java.awt.Font("Dialog", 0, 12));
    jLabel4.setText("至");
    jTMax.setText("");
    jTMin.setText("");
    jTClass.setFont(new java.awt.Font("Dialog", 0, 12));
    jTClass.setText("");
    this.setTitle("人员统计");
    this.getContentPane().add(jCType,     new XYConstraints(28, 57, 92, 23));
    this.getContentPane().add(jLabel1,  new XYConstraints(29, 26, 94, 21));
    this.getContentPane().add(jBOK,   new XYConstraints(63, 103, 74, 26));
    this.getContentPane().add(jBExit,   new XYConstraints(167, 104, 74, 26));
    this.getContentPane().add(jLabel2,      new XYConstraints(140, 26, 99, -1));
    this.getContentPane().add(jTMin, new XYConstraints(155, 57, 40, 23));
    this.getContentPane().add(jLabel3, new XYConstraints(138, 60, 14, 20));
    this.getContentPane().add(jLabel4, new XYConstraints(203, 59, 15, 19));
    this.getContentPane().add(jTMax, new XYConstraints(225, 57, 40, 23));
    this.getContentPane().add(jCSex, new XYConstraints(142, 57, 58, 23));
    this.getContentPane().add(jTClass,  new XYConstraints(142, 57, 58, 23));
    jLabel2.setVisible(false);
    jLabel3.setVisible(false);
    jLabel4.setVisible(false);
    jTMin.setVisible(false);
    jTMax.setVisible(false);
    jCSex.setVisible(false);
    jTClass.setVisible(false);
  }


 //根据不同的统计类型，显示不同的选项
  void jCType_actionPerformed(ActionEvent e) {
     if( jCType.getSelectedItem().equals("学号") ){
       jLabel2.setText("请输入统计范围：");
       jLabel2.setVisible(true);
       jLabel3.setVisible(true);
       jLabel4.setVisible(true);
       jTMin.setVisible(true);
       jTMax.setVisible(true);
       jCSex.setVisible(false);
       jTClass.setVisible(false);
     }
     else if(jCType.getSelectedItem().equals("性别")){
       jLabel2.setText("请选择性别：");
       jLabel2.setVisible(true);
       jLabel3.setVisible(false);
       jLabel4.setVisible(false);
       jTMin.setVisible(false);
       jTMax.setVisible(false);
       jCSex.setVisible(true);
       jTClass.setVisible(false);
     }
     else if(jCType.getSelectedItem().equals("班级")){
       jLabel2.setText("请输入班级：");
       jLabel2.setVisible(true);
       jLabel3.setVisible(false);
       jLabel4.setVisible(false);
       jTMin.setVisible(false);
       jTMax.setVisible(false);
       jCSex.setVisible(false);
       jTClass.setVisible(true);
     }
     else if(jCType.getSelectedItem().equals("出生年月")){
       jLabel2.setText("请输入统计范围：");
       jLabel2.setVisible(true);
       jLabel3.setVisible(true);
       jLabel4.setVisible(true);
       jTMin.setVisible(true);
       jTMax.setVisible(true);
       jCSex.setVisible(false);
       jTClass.setVisible(false);
     }
  }

  //退出
  void jBExit_actionPerformed(ActionEvent e) {
       this.dispose() ;
  }
}


//************  以下为监听类  *************
class sumPeople_jCType_actionAdapter implements java.awt.event.ActionListener {
  sumPeople adaptee;

  sumPeople_jCType_actionAdapter(sumPeople adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jCType_actionPerformed(e);
  }
}

class sumPeople_jBExit_actionAdapter implements java.awt.event.ActionListener {
  sumPeople adaptee;

  sumPeople_jBExit_actionAdapter(sumPeople adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jBExit_actionPerformed(e);
  }
}