addinfframe.java~75~

Java完全自学手册 全部随书代码 作者：马军 王灏

package stumng;

import javax.swing.*;
import javax.swing.JOptionPane;
import java.awt.*;
import com.borland.jbcl.layout.*;
import java.awt.event.*;
//import java.util.Date;
import java.sql.Date;
import java.text.*;


public class addinfFrame extends JFrame {
  DBConnManager dbconnmanager = new DBConnManager();
  XYLayout xYLayout1 = new XYLayout();
  JLabel jLabel1 = new JLabel();
  JTextField jTextField1 = new JTextField();
  JLabel jLabel2 = new JLabel();
  JLabel jLabel3 = new JLabel();
  JTextField jTextField3 = new JTextField();
  JLabel jLabel4 = new JLabel();
  JTextField jTextField4 = new JTextField();
  JLabel jLabel5 = new JLabel();
  JTextField jTextField5 = new JTextField();
  JLabel jLabel6 = new JLabel();
  JFormattedTextField jTextField6 = new JFormattedTextField(DateFormat.getDateInstance());
  JLabel jLabel7 = new JLabel();
  JTextField jTextField7 = new JTextField();
  JButton jButton1 = new JButton();

  int astu_id;
  String userid;
  String aname;
  int aclass;
  String sclass;
  String asex;
  Date abirth_date;
  String sbirth_date;
  String anativeplace;
  String anationality;
  JButton jButton2 = new JButton();
  JComboBox jComboBox1 = new JComboBox();

  public addinfFrame() {
    try {
      jbInit();
      this.setTitle("增加学生信息");
      this.setSize(500,400);
      this.setResizable(false);
      this.setLocation(200,300);

      jButton1.addActionListener(new ActionListener()
     {
       public void actionPerformed( ActionEvent event )
      {
        boolean flag;
        userid = jTextField3.getText().trim();
        if(userid.equals(""))
        {
          JOptionPane.showMessageDialog(null, "学号不能为空");
        }
        else
        {
          astu_id = Integer.parseInt(userid);
          flag = dbconnmanager.userExist(astu_id);
          if (flag == true) {
            JOptionPane.showMessageDialog(null, "该学生已经存在");
          }
          else {
            flag = addstuinf();
            if (flag == true) {
              JOptionPane.showMessageDialog(null, "添加成功");
            }
            else {
              JOptionPane.showMessageDialog(null, "添加失败");
            }
          }
        }
      }
    }
     );
     jButton2.addActionListener(new java.awt.event.ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        jButton2_actionPerformed(e);
      }
    });
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  void jbInit() throws Exception {
    jLabel1.setFont(new java.awt.Font("Dialog", 0, 13));
    jLabel1.setText("姓名");
    this.getContentPane().setLayout(xYLayout1);
    jLabel2.setFont(new java.awt.Font("Dialog", 0, 13));
    jLabel2.setText("性别");
    jLabel3.setFont(new java.awt.Font("Dialog", 0, 13));
    jLabel3.setText("学号");
    jLabel4.setFont(new java.awt.Font("Dialog", 0, 13));
    jLabel4.setText("民族");
    jLabel5.setFont(new java.awt.Font("Dialog", 0, 13));
    jLabel5.setText("班级");
    jLabel6.setFont(new java.awt.Font("Dialog", 0, 13));
    jLabel6.setText("出生日期");
    jLabel7.setFont(new java.awt.Font("Dialog", 0, 13));
    jLabel7.setText("籍贯");
    jButton1.setFont(new java.awt.Font("Dialog", 0, 13));
    jButton1.setText("增加");
    xYLayout1.setWidth(398);
    xYLayout1.setHeight(300);
    jTextField1.setText("");
    jTextField4.setText("");
    jTextField6.setColumns(14);
    jTextField6.setText("0000-00-00");
    jTextField5.setText("");
    jTextField3.setEnabled(true);
    jTextField3.setMinimumSize(new Dimension(11, 21));
    jTextField3.setToolTipText("");
    jTextField3.setText("");
    jButton2.setFont(new java.awt.Font("Dialog", 0, 13));
    jButton2.setText("退出");
    jComboBox1.setFont(new java.awt.Font("Dialog", 0, 13));
    jComboBox1.setRequestFocusEnabled(true);
    jComboBox1.setToolTipText("");
    jComboBox1.setVerifyInputWhenFocusTarget(true);
    jComboBox1.addItem("男");
    jComboBox1.addItem("女");
    this.setFont(new java.awt.Font("Century Gothic", 0, 13));
    this.setIconImage(null);
    this.getContentPane().add(jLabel7,    new XYConstraints(95, 197, 51, 26));
    this.getContentPane().add(jTextField7,   new XYConstraints(158, 198, 157, 25));
    this.getContentPane().add(jTextField4,   new XYConstraints(296, 115, 78, 25));
    this.getContentPane().add(jComboBox1,  new XYConstraints(297, 64, 77, 29));
    this.getContentPane().add(jLabel2, new XYConstraints(223, 64, 59, 30));
    this.getContentPane().add(jTextField5, new XYConstraints(109, 155, 84, 27));
    this.getContentPane().add(jTextField1, new XYConstraints(109, 66, 85, 30));
    this.getContentPane().add(jLabel5, new XYConstraints(53, 153, 38, 32));
    this.getContentPane().add(jLabel3,  new XYConstraints(51, 108, 39, 38));
    this.getContentPane().add(jLabel4, new XYConstraints(225, 110, 45, 27));
    this.getContentPane().add(jLabel6, new XYConstraints(223, 154, 66, 23));
    this.getContentPane().add(jTextField6,     new XYConstraints(295, 153, 79, 29));
    this.getContentPane().add(jLabel1, new XYConstraints(51, 65, 43, 29));
    this.getContentPane().add(jButton2, new XYConstraints(242, 240, 74, 31));
    this.getContentPane().add(jButton1, new XYConstraints(140, 242, 69, 30));
    this.getContentPane().add(jTextField3,  new XYConstraints(109, 115, 86, 28));
  }
  private boolean addstuinf()
  {
    boolean flag;
    aname =  jTextField1.getText();
    asex =  (String)jComboBox1.getSelectedItem();
    userid = jTextField3.getText().trim();
    astu_id = Integer.parseInt(userid);
    anationality =  jTextField4.getText();
    sclass = jTextField5.getText().trim();
    if( !sclass.equals("") ) aclass = Integer.parseInt( sclass );
    sbirth_date = jTextField6.getText();
    abirth_date = Date.valueOf(sbirth_date);
    anativeplace = jTextField7.getText();
    flag = dbconnmanager.addUser(aname,astu_id,aclass,abirth_date,asex,anativeplace,anationality);
    return flag;
  }
  void jButton2_actionPerformed(ActionEvent e)
  {
    this.dispose();
  }

}