sumgrade.java~1~

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 sumGrade 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();

  public sumGrade() {
    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");
    jCType.addItem("总分");
    jCType.addItem("语文");
    jCType.addItem("数学");
    jCType.addItem("英语");
    jCType.addItem("综合");
    jCType.setFont(new java.awt.Font("Dialog", 0, 12));
    jCType.setSelectedIndex(-1);
    jLabel2.setText("请输入统计范围：");
    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("");
    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));
  }
}