java学生信息管理系统的界面

Java代码package chapter07;

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

public class Exercise1 extends JFrame implements ActionListener{ JLabel l1,l2;

JTextField tf1,tf2;

JButton b1,b2;

JRadioButton r1,r2;

ButtonGroup bg;

public Exercise1()

{

l1=new JLabel("User Name ");

l2=new JLabel("Password");

tf1=new JTextField(5);

tf2=new JTextField(5);

b1=new JButton("Login");

b2=new JButton("Cancel");

r1=new JRadioButton("Teacher");

r2=new JRadioButton("Student");

bg=new ButtonGroup();

bg.add(r1);

bg.add(r2);

setVisible(true);

setSize(300,300);

setTitle("OKC");

setLayout(new GridBagLayout());

GridBagConstraints c=new GridBagConstraints();

c.gridx=0;

c.gridy=0;

add(l1,c);

c.gridx=1;

c.gridy=0;

add(tf1,c);

c.gridx=0;

c.gridy=1;

add(l2,c);

c.gridx=1;

c.gridy=1;

add(tf2,c);

c.gridx=0;

c.gridy=2;

add(r1,c);

c.gridx=1;

c.gridy=2;

add(r2,c);

c.gridx=0;

c.gridy=3;

add(b1,c);

c.gridx=1;

c.gridy=3;

add(b2,c);

b1.addActionListener(this);

b2.addActionListener(this);

}

public static void main(String[] args)

{

Exercise1 o=new Exercise1();

}

@Override

public void actionPerformed(ActionEvent e) { Teacher t;

Student s;

Error r;

if(e.getSource()==b1)

{

if(tf1.getText().equals("Rupali")&&tf2.getText().equals("R123")&&r1.isSelected())

{

t=new Teacher();

}

else

if(tf1.getText().equals("John")&&tf2.getText().equals("J456")&&r1.isSelected())

{

t=new Teacher();

}

else

if(tf1.getText().equals("Susan")&&tf2.getText().equals("S789")&&r1.isSelected())

{

t=new Teacher();

}

else if(r2.isSelected())

{

s=new Student();

}

else

{

r=new Error();

}

}

}

}

---------------

package chapter07;

import java.awt.*;

import java.awt.event.*;

import java.util.regex.*;

import javax.swing.*;

public class Information extends JFrame implements ActionListener{ JLabel l1,l2,l3,l4,l5,l6;

JTextField tf1,tf2,tf3,tf4;

JRadioButton r1,r2;

ButtonGroup bg;

JCheckBox c1,c2;

JButton b;

JTextArea a;

public Information()

{

l1=new JLabel("Name");

l2=new JLabel("Address");

l3=new JLabel("Mobile");

l4=new JLabel("Email");

l5=new JLabel("Gender");

l6=new JLabel("Hobbies");

tf1=new JTextField(8);

tf2=new JTextField(8);

tf3=new JTextField(8);

tf4=new JTextField(8);

c1=new JCheckBox("Playing");

c2=new JCheckBox("Reading");

r1=new JRadioButton("Male");

r2=new JRadioButton("Female");

bg=new ButtonGroup();

bg.add(r1);

bg.add(r2);

b=new JButton("ADD");

a=new JTextArea("Display all details");

setVisible(true);

setTitle("Information");

setSize(500,500);

setLayout(new GridBagLayout());

GridBagConstraints c=new GridBagConstraints();

c.gridx=0;

c.gridy=0;

add(l1,c);

c.gridy=0; add(tf1,c);

c.gridx=0;

c.gridy=1; add(l2,c);

c.gridx=1;

c.gridy=1; add(tf2,c);

c.gridx=0;

c.gridy=2; add(l3,c);

c.gridx=1;

c.gridy=2; add(tf3,c);

c.gridx=0;

c.gridy=3; add(l4,c);

c.gridx=1;

c.gridy=3; add(tf4,c);

c.gridx=0;

c.gridy=4; add(l5,c);

c.gridx=1;

c.gridy=4; add(r1,c);

c.gridx=2;

c.gridy=4; add(r2,c);

c.gridx=0;

c.gridy=5; add(l6,c);

c.gridy=5;

add(c1,c);

c.gridx=2;

c.gridy=5;

add(c2,c);

c.gridx=1;

c.gridy=6;

add(b,c);

c.gridx=0;

c.gridy=7;

add(a,c);

b.addActionListener(this);

}

public boolean isMobileNO(String S){

Pattern p = https://www.360docs.net/doc/ca14607587.html,pile("1\\d{10}");

Matcher m = p.matcher(S);

return m.matches();

}

public boolean isEmailID(String S){

Pattern p = https://www.360docs.net/doc/ca14607587.html,pile("\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*");

Matcher m = p.matcher(S);

return m.matches();

}

@Override

public void actionPerformed(ActionEvent e) {

Error r;

if(e.getSource()==b)

{

if(isMobileNO(tf3.getText())==true&&isEmailID(tf4.getText())==true)

{

if(r1.isSelected())

{

if(!c2.isSelected()&&c1.isSelected())

a.setText(tf1.getText()+""+tf2.getText()+""+tf3.getText()+""+tf4.getText()+""+r1.getText()+""+c1.ge tText()+"");

else if(!c1.isSelected()&&c2.isSelected())

a.setText(tf1.getText()+""+tf2.getText()+""+tf3.getText()+""+tf4.getText()+""+r1.getText()+""+c2.ge tText()+"");

else if(c1.isSelected()&&c2.isSelected())

a.setText(tf1.getText()+""+tf2.getText()+""+tf3.getText()+""+tf4.getText()+""+r1.getText()+""+c1.ge tText()+""+c2.getText()+"");

}

else if(r2.isSelected())

{

if(!c2.isSelected()&&c1.isSelected())

a.setText(tf1.getText()+""+tf2.getText()+""+tf3.getText()+""+tf4.getText()+""+r2.getText()+""+c1.ge tText()+"");

else if(!c1.isSelected()&&c2.isSelected())

a.setText(tf1.getText()+""+tf2.getText()+""+tf3.getText()+""+tf4.getText()+""+r2.getText()+""+c2.ge tText()+"");

else if(c1.isSelected()&&c2.isSelected())

a.setText(tf1.getText()+""+tf2.getText()+""+tf3.getText()+""+tf4.getText()+""+r2.getText()+""+c1.ge tText()+""+c2.getText()+"");

}

}

else

{

r=new Error();

}

}

}

}

--------------------

package chapter07;

import java.awt.*;

import javax.swing.*;

public class Error extends JFrame{

JLabel t1;

JLabel t2;

public Error()

{

t1=new JLabel("Wrong Input");

// t1.setBackground(Color.red);

t2=new JLabel("Please try again!");

// t2.setBackground(Color.red);

setSize(300,300);

setTitle("Error");

setVisible(true);

setLayout(new FlowLayout());

add(t1);

add(t2);

}

}

------------------------

package chapter07;

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

public class Teacher extends JFrame implements ActionListener{ JLabel t;

JButton b;

public Teacher()

{

t=new JLabel("Welcome teacher");

b=new JButton("Add Student");

setSize(300,300);

setTitle("teacher");

setVisible(true);

setLayout(new FlowLayout());

add(t);

add(b);

b.addActionListener(this);

}

@Override

public void actionPerformed(ActionEvent e) { Information i;

if(e.getSource()==b)

{

i=new Information();

}

}

}

-----------------

package chapter07;

import java.awt.*;

import javax.swing.*;

public class Student extends JFrame{

JLabel t1;

public Student()

{

t1=new JLabel("Welcome student");

setSize(300,300);

setTitle("student");

setVisible(true);

setLayout(new FlowLayout());

add(t1);

}

}