jf_view_teacher.java

该代码是一个关于学生成绩管理系统的源代码

package appstu.view;

import java.awt.BorderLayout;

import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JSplitPane;
import javax.swing.JPanel;
import java.awt.FlowLayout;
import javax.swing.JLabel;
import javax.swing.JComboBox;
import javax.swing.JButton;
import java.awt.GridLayout;
import javax.swing.JTextField;
import java.awt.Dimension;
import javax.swing.JInternalFrame;
import appstu.util.RetrieveObject;
import appstu.util.SendFocuseAdapter;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JOptionPane;
import javax.swing.DefaultDesktopManager;
import appstu.util.ProduceMaxBh;
import javax.swing.table.DefaultTableModel;
import appstu.util.JdbcAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseAdapter;

public class JF_view_teacher extends JInternalFrame {
    BorderLayout borderLayout1 = new BorderLayout();
    JSplitPane jSplitPane1 = new JSplitPane();
    JPanel jPanel1 = new JPanel();
    FlowLayout flowLayout1 = new FlowLayout();
    JButton jBadd = new JButton();
    JButton jBsave = new JButton();
    JPanel jPanel3 = new JPanel();
    GridLayout gridLayout1 = new GridLayout();
    JLabel jLabel3 = new JLabel();
    JTextField jTextField1 = new JTextField();
    JLabel jLabel4 = new JLabel();
    JLabel jLabel5 = new JLabel();
    JTextField jTextField3 = new JTextField();
    JLabel jLabel6 = new JLabel();
    JComboBox jComboBox3 = new JComboBox();
    JLabel jLabel8 = new JLabel();
    JLabel jLabel9 = new JLabel();
    JScrollPane jScrollPane1 = new JScrollPane();
    JTable jTable1 = new JTable();
    JButton jBrefresh = new JButton();
    JButton jBexit = new JButton();
    JButton jBdel = new JButton();
    JComboBox jComboBox2 = new JComboBox();
    JComboBox jComboBox4 = new JComboBox();
    JComboBox jComboBox1 = new JComboBox();

    String classid[] = null;
    public JF_view_teacher() {
        try {
            jbInit();

        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        getContentPane().setLayout(borderLayout1);
        jSplitPane1.setOrientation(JSplitPane.VERTICAL_SPLIT);
        jSplitPane1.setOpaque(false);
        jSplitPane1.setVerifyInputWhenFocusTarget(false);
        jPanel1.setLayout(flowLayout1);
        jBadd.setText("添加");
        jBadd.addActionListener(new JF_view_teacher_jBadd_actionAdapter(this));
        jBsave.setMnemonic('0');
        jBsave.setText("存盘");
        jBsave.addActionListener(new JF_view_teacher_jBsave_actionAdapter(this));
        jPanel3.setLayout(gridLayout1);
        gridLayout1.setColumns(4);
        gridLayout1.setRows(3);
        jLabel3.setText("教师编号");
        jTextField1.setEnabled(false);
        jTextField1.setText("");
        jLabel4.setText("班级名称");
        jLabel5.setText("教师姓名");
        jTextField3.setText("");
        jLabel6.setText("性别");
        jLabel8.setText("教师等级");
        jLabel9.setText("教师职称");
        jScrollPane1.setHorizontalScrollBarPolicy(JScrollPane.
                                                  HORIZONTAL_SCROLLBAR_ALWAYS);
        jScrollPane1.setVerticalScrollBarPolicy(JScrollPane.
                                                VERTICAL_SCROLLBAR_ALWAYS);
        jBrefresh.setText("刷新");
        jBrefresh.addActionListener(new JF_view_teacher_jBrefresh_actionAdapter(this));
        jBexit.setText("退出");
        jBexit.addActionListener(new JF_view_teacher_jBexit_actionAdapter(this));
        flowLayout1.setAlignment(FlowLayout.RIGHT);
        this.setClosable(true);
        jBdel.setText("删除");
        jBdel.addActionListener(new JF_view_teacher_jBdel_actionAdapter(this));
        jTable1.addMouseListener(new JF_view_teacher_jTable1_mouseAdapter(this));
        jComboBox2.setEditable(true);
        jComboBox4.setEditable(true);
        jPanel1.add(jBrefresh);
        jPanel1.add(jBadd);
        jPanel1.add(jBdel);
        jPanel1.add(jBsave);
        jPanel1.add(jBexit);
        jSplitPane1.add(jPanel3, JSplitPane.BOTTOM);
        jPanel3.add(jLabel3);
        jPanel3.add(jTextField1);
        jPanel3.add(jLabel4);
        jPanel3.add(jComboBox1);
        jPanel3.add(jLabel5);
        jPanel3.add(jTextField3);
        jPanel3.add(jLabel6);
        jPanel3.add(jComboBox3);
        jPanel3.add(jLabel9);
        jPanel3.add(jComboBox2);
        jPanel3.add(jLabel8);
        jPanel3.add(jComboBox4);
        //jTextField6.addKeyListener(new SendFocuseAdapter(jTextField7));
        jSplitPane1.add(jScrollPane1, JSplitPane.TOP);
        this.getContentPane().add(jSplitPane1, java.awt.BorderLayout.CENTER);
        jScrollPane1.getViewport().add(jTable1);
        this.getContentPane().add(jPanel1, java.awt.BorderLayout.NORTH);
        setSize(640,440);
        setVisible(true);
        jSplitPane1.setDividerLocation(256);
    }


//添加一条数据
    public void jBadd_actionPerformed(ActionEvent e) {

       // if ( jComboBox1.getItemCount() <= 1 ){
            jComboBox1.removeAllItems();
            RetrieveObject retrieve = new RetrieveObject();
            java.util.Vector vdata = new java.util.Vector();
            java.util.Collection collection = null;
            java.util.Iterator iterator = null;

            String sqlStr = null;
            sqlStr = "select * from tb_classinfo";
            collection = retrieve.getTableCollection(sqlStr);
            iterator = collection.iterator();
            classid = new String[collection.size()];
            int i = 0;
            while(iterator.hasNext()){
                vdata = (java.util.Vector)iterator.next();
                classid[i] = String.valueOf(vdata.get(0));
                jComboBox1.addItem(vdata.get(2));
                i ++;
            }
        //}

        String sqlMax = "select max(teaid) from tb_teacher ";
        ProduceMaxBh pm = new appstu.util.ProduceMaxBh();

        String stuid = null;
        stuid = pm.getMaxBh(sqlMax,"");

        jTextField1.setText(stuid);
        jTextField3.setText("");
        jComboBox3.removeAllItems();
        jComboBox3.addItem("男");
        jComboBox3.addItem("女");

        jComboBox2.removeAllItems();
        jComboBox2.addItem("高级教师");
        jComboBox2.addItem("中级教师");
        jComboBox2.addItem("初级教师");


       jComboBox4.removeAllItems();
       jComboBox4.addItem("高级");
       jComboBox4.addItem("中级");
       jComboBox4.addItem("初级");

       jTextField3.requestFocus();
    }

    public void jBexit_actionPerformed(ActionEvent e) {
        javax.swing.DefaultDesktopManager manger = new DefaultDesktopManager();
        int result = JOptionPane.showOptionDialog(null,"是否退出教师基本信息管理?","系统提示",
                                   JOptionPane.YES_NO_OPTION,JOptionPane.QUESTION_MESSAGE,
                                   null,new String[]  {"是","否"},"否");
        if (result == JOptionPane.YES_OPTION) {
           manger.closeFrame(this);
        }

    }

    public void jBsave_actionPerformed(ActionEvent e) {
        int result = JOptionPane.showOptionDialog(null,"是否存盘教师基本数据信息?","系统提示",
                                   JOptionPane.YES_NO_OPTION,JOptionPane.QUESTION_MESSAGE,
                                   null,new String[]  {"是","否"},"否");
        if (result == JOptionPane.NO_OPTION) return;

        appstu.model.Obj_teacher object = new appstu.model.Obj_teacher();

        object.setTeaid(jTextField1.getText().trim());

        object.setClassID(classid[jComboBox1.getSelectedIndex()]);
        object.setTeaname(jTextField3.getText().trim());
        object.setSex(String.valueOf(jComboBox3.getSelectedItem()));
        object.setKnowlevel(String.valueOf(jComboBox4.getSelectedItem()));
        object.setKnowledge(String.valueOf(jComboBox2.getSelectedItem()));

        appstu.util.JdbcAdapter adapter = new appstu.util.JdbcAdapter();
        if (adapter.InsertOrUpdateObject(object)){
            ActionEvent event = new ActionEvent(jBrefresh,0,null);
            jBrefresh_actionPerformed(event);
        }
    }

    public void jBrefresh_actionPerformed(ActionEvent e) {
        DefaultTableModel tablemodel = null;
       String[] name = {"教师编号","班级编号","教师姓名","性别","教师职称","知识水平"};
       String sqlStr = "select * from tb_teacher";
       appstu.util.RetrieveObject bdt = new  appstu.util.RetrieveObject();
       tablemodel = bdt.getTableModel(name,sqlStr);
       jTable1.setModel(tablemodel);
       jTable1.setRowHeight(24);

    }

    public void jBdel_actionPerformed(ActionEvent e) {
        if (jTextField1.getText().trim().length() <= 0) return;
        int result = JOptionPane.showOptionDialog(null,"是否删除教师的基本信息数据?","系统提示",
                                    JOptionPane.YES_NO_OPTION,JOptionPane.QUESTION_MESSAGE,
                                    null,new String[]  {"是","否"},"否");
         if (result == JOptionPane.NO_OPTION)  return;
         String sqlDel = "delete tb_teacher where teaid = '" + jTextField1.getText().trim() + "'";
         JdbcAdapter jdbcAdapter = new JdbcAdapter();
         if (jdbcAdapter.DeleteObject(sqlDel)) {
             jTextField1.setText("");
             jTextField3.setText("");
             jComboBox1.removeAllItems();
             jComboBox2.removeAllItems();
             jComboBox3.removeAllItems();
             jComboBox4.removeAllItems();
             ActionEvent event = new ActionEvent(jBrefresh,0,null);
             jBrefresh_actionPerformed(event);

         }

    }

    public void jTable1_mouseClicked(MouseEvent e) {
        String id = null;
        String sqlStr = null;
        int selectrow = 0;
        selectrow = jTable1.getSelectedRow();
        if (selectrow < 0 ) return;

        id = jTable1.getValueAt(selectrow,0).toString();
        sqlStr = "select * from tb_teacher where teaid = '" + id + "'";
        java.util.Vector vdata = null;
        RetrieveObject retrive = new RetrieveObject();
        vdata = retrive.getObjectRow(sqlStr);
        String gradeid = null,classid = null;
        String gradename = null,classname = null;
        java.util.Vector vname = null;
        classid = vdata.get(1).toString();
        gradeid = classid.substring(0,2);
        vname = retrive.getObjectRow("select className from tb_classinfo where classID = '" + classid + "'");
        classname = String.valueOf(vname.get(0));

        jTextField1.setText(vdata.get(0).toString());
        jComboBox1.removeAllItems();
        jComboBox1.addItem(classname);
        jTextField3.setText(vdata.get(2).toString());
        jComboBox3.removeAllItems();
        jComboBox3.addItem(vdata.get(3).toString());
        jComboBox2.removeAllItems();
        jComboBox2.addItem(vdata.get(4).toString());
        jComboBox4.removeAllItems();
        jComboBox4.addItem(vdata.get(5).toString());
    }

}


class JF_view_teacher_jTable1_mouseAdapter extends MouseAdapter {
    private JF_view_teacher adaptee;
    JF_view_teacher_jTable1_mouseAdapter(JF_view_teacher adaptee) {
        this.adaptee = adaptee;
    }

    public void mouseClicked(MouseEvent e) {
        adaptee.jTable1_mouseClicked(e);
    }
}


class JF_view_teacher_jBdel_actionAdapter implements ActionListener {
    private JF_view_teacher adaptee;
    JF_view_teacher_jBdel_actionAdapter(JF_view_teacher adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jBdel_actionPerformed(e);
    }
}


class JF_view_teacher_jBrefresh_actionAdapter implements ActionListener {
    private JF_view_teacher adaptee;
    JF_view_teacher_jBrefresh_actionAdapter(JF_view_teacher adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jBrefresh_actionPerformed(e);
    }
}


class JF_view_teacher_jBexit_actionAdapter implements ActionListener {
    private JF_view_teacher adaptee;
    JF_view_teacher_jBexit_actionAdapter(JF_view_teacher adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jBexit_actionPerformed(e);
    }
}


class JF_view_teacher_jBadd_actionAdapter implements ActionListener {
    private JF_view_teacher adaptee;
    JF_view_teacher_jBadd_actionAdapter(JF_view_teacher adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jBadd_actionPerformed(e);
    }
}


class JF_view_teacher_jBsave_actionAdapter implements ActionListener {
    private JF_view_teacher adaptee;
    JF_view_teacher_jBsave_actionAdapter(JF_view_teacher adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jBsave_actionPerformed(e);
    }
}