showteacher.java

自己编的学籍管理系统

package myprojects.studymanager;
import java.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.io.*;

public class ShowTeacher extends JPanel implements ActionListener
{
	File file;
	
	JTextField text1,text2,text3,text4,text5,texti;
	JTextArea text6;
	String s1,s2,s3,s4,s5,s6,si;
	JButton button1,button2;
	JButton choose;			//choose student
	JLabel title,label1,label2,label3,label4,label5,label6,labeli;
	JButton search;
	
	Teacher teacher;
	String tID;
	StudyManager motherp;
	LinkedList teacherlist;

	ShowTeacher(StudyManager m)
	{
		
		motherp=m;
		file=new File(".\\data\\Teacher.study");
		label1=new JLabel("姓名:");
		text1=new JTextField(10);	
		Box box1=Box.createHorizontalBox();
		box1.add(label1);
		box1.add(text1);
		 
		label2=new JLabel("工号:");
		text2=new JTextField(10);
		text2.setEditable(false);
		Box box2=Box.createHorizontalBox();
		box2.add(label2);
		box2.add(text2);
		
		label3=new JLabel("学院:");
		text3=new JTextField(10);
		Box box3=Box.createHorizontalBox();
		box3.add(label3);
		box3.add(text3);
		 
		label4=new JLabel("专业:");
		text4=new JTextField(10);
		text4.setEditable(false);	
		Box box4=Box.createHorizontalBox();
		box4.add(label4);
		box4.add(text4);
			 		 
		label5=new JLabel("学历:");
		text5=new JTextField(10);
		labeli=new JLabel("年龄:");
		texti=new JTextField(2);
		Box box5=Box.createHorizontalBox();
		box5.add(label5);
		box5.add(text5);
		box5.add(labeli);
		box5.add(texti);
		 
		label6=new JLabel("个人简介");
		Box box6=Box.createHorizontalBox();
		box6.add(label6);
		box6.add(new JLabel(""));
		
	
		text6=new JTextArea(3,20);
		Box box7=Box.createHorizontalBox();
		box7.add(new JLabel("       "));
		box7.add(text6);
	
		 
		
		 
		button1=new JButton("修改");
		button1.addActionListener(this);
		button2=new JButton("注销");
		button2.addActionListener(this);
		choose=new JButton("选学生");
		choose.addActionListener(this);
		search=new JButton("查找");
		search.addActionListener(this);
		Box box8=Box.createHorizontalBox();
		box8.add(button1);
		box8.add(choose);
		box8.add(search);
		box8.add(button2);
		 
		title=new JLabel("");
		Font font=new Font(null,Font.BOLD,15);
		title.setFont(font);
		Box box9=Box.createHorizontalBox();
		box9.add(title);
		 
		Box box=Box.createVerticalBox();
		box.add(Box.createVerticalStrut(30));
		box.add(box9);
		box.add(Box.createVerticalStrut(10));
		box.add(box1);
		box.add(Box.createVerticalStrut(3));
		box.add(box2);
		box.add(Box.createVerticalStrut(3));
		box.add(box3);
		box.add(Box.createVerticalStrut(3));
		box.add(box4);
		box.add(Box.createVerticalStrut(3));
		box.add(box5);
		box.add(Box.createVerticalStrut(3));
		box.add(box6);
		box.add(Box.createVerticalStrut(3));
		box.add(box7);
		box.add(Box.createVerticalStrut(5));
		box.add(box8);
		
		this.setLayout(new FlowLayout());
		add(box);
	}
		 		 
	public void setTeacher(String ID)
	{
		
		tID=ID;	
		try
		{
			FileInputStream input3=new FileInputStream(file);
			ObjectInputStream input4=new ObjectInputStream(input3);
			teacherlist=
				(LinkedList)input4.readObject();
			input3.close();
			input4.close();
			ListIterator tea=teacherlist.listIterator();
			while(tea.hasNext())
			{
				Teacher next=(Teacher)tea.next();
				if(next.getT_ID().equals(tID))
				{
					teacher=next;
					break;
				}
			}
		}
	
		catch(Exception ee)
		{
			ee.printStackTrace();
		}
		
		title.setText(teacher.getT_name()+",您的信息如下");
		s1=teacher.getT_name();
		text1.setText(s1);
		 		
		s2=teacher.getT_ID();
		text2.setText(s2);
		
		s3=teacher.getT_department();
		text3.setText(s3); 
		 
		s4=teacher.getT_major();
		text4.setText(s4); 
		 
		s5=teacher.getT_status();
		text5.setText(s5); 
		 
		s6=teacher.getT_information();
		text6.setText(s6); 
		
		si=""+teacher.getT_age();
		texti.setText(si);
		
		//motherp.setSize(400,350);
	 	
	}
	
	public void adminuse()
	{
		title.setVisible(false);
		button2.setVisible(false);
		choose.setVisible(false);
		search.setVisible(false);
		
	}
	public void unmodifiable()
	{
		title.setVisible(false);
		text1.setEditable(false);
		text2.setEditable(false);
		text3.setEditable(false);
		text4.setEditable(false);
		text5.setEditable(false);
		texti.setEditable(false);
		text6.setEnabled(false);
		button1.setVisible(false);
		button2.setVisible(false);
		choose.setVisible(false);
		search.setVisible(false);
		
	}
	public void defaultValue()
	{
		text1.setText("");
		text2.setText("");
		text3.setText("");
		text4.setText("");
		text5.setText("");
		text6.setText("");
		texti.setText("");
		
	}
	
	
	public void actionPerformed(ActionEvent te)
	{
		if(te.getSource()==choose)
		{
			new ChooseStudent(motherp,teacher).show();
			
		}
		else if(te.getSource()==search)
		{
			new Searchframe(motherp).show();
		}
		else if(te.getSource()==button2)
		{
			title.setText("");
			text1.setText("");
			text2.setText("");
			text3.setText("");
			text4.setText("");
			text5.setText("");
			text6.setText("");
			texti.setText("");
			try
			{
			FileOutputStream one=new FileOutputStream(file);
			ObjectOutputStream two=new ObjectOutputStream(one);
			two.writeObject(teacherlist);
			one.close();
			two.close();
			}
			catch(Exception ke)
			{}
			motherp.setCardlogin();
		}
		else if(te.getSource()==button1)
		{
			Object[]options={"是","否","取消"};
			int i=
			JOptionPane.showOptionDialog(this,"确定修改资料?","Option",
				JOptionPane.YES_NO_CANCEL_OPTION,JOptionPane.WARNING_MESSAGE,null,
				options,null);
				if(i==0)
				{
					try
					{
						
						String name=text1.getText();
						int age=new Integer(texti.getText()).intValue();
						String department=text3.getText();
						String major=text4.getText();
						String status=text5.getText();
						String information=text6.getText();
												
						teacher.setT_name(name);
						teacher.setT_age(age);
						teacher.setT_department(department);
						teacher.setT_major(major);
						teacher.setT_status(status);
						teacher.setT_information(information);
						
						
						FileOutputStream one=new FileOutputStream(file);
						ObjectOutputStream two=new ObjectOutputStream(one);
						two.writeObject(teacherlist);
						one.close();
						two.close();
						
					}
				    catch(Exception eee)
					{
						eee.printStackTrace();
					}
					
				}
				else if(i==1)
				{
					try
					{
						s1=teacher.getT_name();
						text1.setText(s1);
						
						s3=teacher.getT_department();
						text3.setText(s3);
						
						s4=teacher.getT_major();
						text4.setText(s4);
						
						s5=teacher.getT_status();
						text5.setText(s5);
						
						s6=teacher.getT_information();
						text6.setText(s6);
						
						si=""+teacher.getT_age();
						texti.setText(si);	
		 			}
		 			catch(Exception tte)
					{
						tte.printStackTrace();
					}
		 						
				}
				else
				{
									
				}
			
		}
	}
	
}