Swing Program

Write a java swing program that takes name and marks as input with all validation. The name and marks will be displayed in message box when user clicks on a button.

View Answers

May 7, 2011 at 4:34 PM

import java.awt.*;
import java.sql.*;
import javax.swing.*;
import java.awt.event.*;
import java.util.regex.*;
class  ValidateData{

    public static void main(String[] args){
    JFrame f=new JFrame();
    JLabel label1=new JLabel("Name: ");
    JLabel label2=new JLabel("Marks: ");
    final JTextField text1=new JTextField(20);
    final JTextField text2=new JTextField(20);
    JButton b=new JButton("Check");
    text1.addKeyListener(new KeyAdapter(){
        public void keyReleased(KeyEvent e){
            String st=text1.getText();
         Pattern p = Pattern.compile("^[a-zA-Z]+$");
      Matcher m = p.matcher(st);
      if(!m.find()){
      JOptionPane.showMessageDialog(null, "Only characters A-Z, a-z are allowed!","Error!", JOptionPane.ERROR_MESSAGE);
      text1.setText("");
      }
     }
    });
    text2.addKeyListener(new KeyAdapter(){
        public void keyReleased(KeyEvent e){
            String st=text2.getText();
         Pattern p = Pattern.compile("(\\d)");
      Matcher m = p.matcher(st);
      if(!m.find()){
          JOptionPane.showMessageDialog(null, "Only numbers are allowed!", "Error!", JOptionPane.ERROR_MESSAGE);
       text2.setText("");
      }
     }
    });
    b.addActionListener(new ActionListener(){
        public void actionPerformed(ActionEvent e){
        String v1=text1.getText();
        String v2=text2.getText();
        JOptionPane.showMessageDialog(null,"Name is: "+v1+", Marks is: "+v2);
                 }
        });
        JPanel p=new JPanel(new GridLayout(3,2));
        p.add(label1);
        p.add(text1);
        p.add(label2);
        p.add(text2);
        p.add(b);
        f.add(p);
        f.setVisible(true);
        f.pack();
    }
}

May 7, 2011 at 4:35 PM

import java.awt.*;
import java.sql.*;
import javax.swing.*;
import java.awt.event.*;
import java.util.regex.*;
class  ValidateData{

    public static void main(String[] args){
    JFrame f=new JFrame();
    JLabel label1=new JLabel("Name: ");
    JLabel label2=new JLabel("Marks: ");
    final JTextField text1=new JTextField(20);
    final JTextField text2=new JTextField(20);
    JButton b=new JButton("Check");
    text1.addKeyListener(new KeyAdapter(){
        public void keyReleased(KeyEvent e){
            String st=text1.getText();
         Pattern p = Pattern.compile("^[a-zA-Z]+$");
      Matcher m = p.matcher(st);
      if(!m.find()){
      JOptionPane.showMessageDialog(null, "Only characters A-Z, a-z are allowed!","Error!", JOptionPane.ERROR_MESSAGE);
      text1.setText("");
      }
     }
    });
    text2.addKeyListener(new KeyAdapter(){
        public void keyReleased(KeyEvent e){
            String st=text2.getText();
         Pattern p = Pattern.compile("(\\d)");
      Matcher m = p.matcher(st);
      if(!m.find()){
          JOptionPane.showMessageDialog(null, "Only numbers are allowed!", "Error!", JOptionPane.ERROR_MESSAGE);
       text2.setText("");
      }
     }
    });
    b.addActionListener(new ActionListener(){
        public void actionPerformed(ActionEvent e){
        String v1=text1.getText();
        String v2=text2.getText();
        JOptionPane.showMessageDialog(null,"Name is: "+v1+", Marks is: "+v2);
                 }
        });
        JPanel p=new JPanel(new GridLayout(3,2));
        p.add(label1);
        p.add(text1);
        p.add(label2);
        p.add(text2);
        p.add(b);
        f.add(p);
        f.setVisible(true);
        f.pack();
    }
}

Ads

Advertisements

Swing Program
Swing Program write a java swing program to get user name and password. The name contains only characters while password is masked with the character "*". Apply checks for all validation

Swing Program
Swing Program Write a java swing program that takes name and marks as input with all validation. The name and marks will be displayed in message box when user clicks on a button

Swing Program
Swing Program Write a java swing program to search the details of the students. Searching is performed on student's first name. The details of all those students having same name as in given in searching criterion

Swing program
Swing program Write a java swing program to get name and email id. Display the error message if email id is not in [email protected] format. import java.awt.*; import java.sql.*; import javax.swing.*; import

Swing Program
Swing Program write a java swing program to get username and password. The name contains only characters while password is masked with the characters "*". Apply checks for all validation. import javax.swing.*; import

swing program
swing program Iam using one JFrame and 4 JPanels one JTabbedPane. my problem is next, previous buttons. when click next button visible some JPanels,again press visble another JPanels. also previous button. how to write the logic

swing program for decimal to binary
swing program for decimal to binary swing program for decimal to binary

swing chatt program
swing chatt program how to invoke the code from JTextArea to Socket package magesh; import java.net.Socket; import java.io.DataInputStream; import java.io.PrintStream; public class Client { public Client

swing program plz urgent sir - Java Beginners
swing program plz urgent sir hi sir,i waan a jtable swings program table having column names "itemid","price".Initially table having single empty row.whenever we click the "enter" button automatically new row will be insert

swing
swing Write a java swing program to delete a selected record from a table

problem in swing program for opening two windows with same login credentials
problem in swing program for opening two windows with same login credentials I Face two problems while writing the code in swing program 1.i developed one application using swings that has username,password when i login

SWING
SWING A JAVA CODE OF MOVING TRAIN IN SWING

Swing
Swing Write a java swing program to search the details of the students. Searching is performed on student�??s first name. The details of all those students having same name as in given in searching criterion will be displayed

swing
swing How to make swing component auto-resizable when JFrame resize

java program for Denial of Service (DoS) attacks detection - Swing AWT
java program for Denial of Service (DoS) attacks detection i want a simple program to generate and detect a Denial of Service (DoS) attacks. using java program

Writing Calculator Program in Swing
Writing Calculator Program in Swing ... illustrates you how to a create calculator in Swing with the source code and screen shot. For developing a small calculator program in swing we need two different

Swing
Swing Hi, I need a program to read text from a text file to Jframe directly without browsing. Thank u Please visit the following link: Extract file data to JTable

Java swing
Java swing Write a java swing program to calculate the age from given date of birth

ModuleNotFoundError: No module named 'swing'
ModuleNotFoundError: No module named 'swing' Hi, My Python program is throwing following error: ModuleNotFoundError: No module named 'swing' How to remove the ModuleNotFoundError: No module named 'swing'

What is Swing?
What is Swing? What is Java Swing? Where to get the tutorials of Swing? I am beginner in Java Swing programming and trying to find the tutorials of Swing. Tell me the urls to learn swing. Thanks Hi, Swing is Java

swing sms
swing sms HOW TO SEND SMS MESSAGE FROM SWING USING SQL DATABASE

SWING FRMES
SWING FRMES hai SIR? HOW TO DESIGN swing Frames send source code

swing to applet
swing to applet hi how i can isplay a java swing into applet java thanks

java swing - Swing AWT
java swing how to add image in JPanel in Swing? Hi Friend, Try the following code: import java.awt.*; import java.awt.image....: http://www.roseindia.net/java/example/java/swing/ Thanks

java swing
java swing view the book details using swing

printing in swing
printing in swing How can i print payslip in swing

Jva swing
Jva swing How to create the model form like "Notepad

Ads