Java swing

Ads
 

Java swing

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

View Answers

July 7, 2011 at 3:16 PM

import java.awt.*;
import java.util.*;
import java.text.*;
import javax.swing.*;
import java.awt.event.*;
class  CalculateAge{

    public static void main(String[] args){
    JFrame f=new JFrame();
    JLabel label1=new JLabel("Enter Date Of Birth: ");
    JLabel label2=new JLabel("Age: ");
    final JTextField text1=new JTextField(20);
    final JTextField text2=new JTextField(20);

    JButton button=new JButton("Calculate");
        button.addActionListener(new ActionListener(){
               public void actionPerformed(ActionEvent e){
                   try{
                   String dateOfBirth=text1.getText();
                   Date d=new Date();
                   SimpleDateFormat sdf=new SimpleDateFormat("MM-dd-yyyy");
                   String currentDate=sdf.format(d);

      Calendar cal1 = new GregorianCalendar();
      Calendar cal2 = new GregorianCalendar();
      int age = 0;
      int factor = 0; 
      Date date1 = new SimpleDateFormat("MM-dd-yyyy").parse(dateOfBirth);
      Date date2 = new SimpleDateFormat("MM-dd-yyyy").parse(currentDate);
      cal1.setTime(date1);
      cal2.setTime(date2);
      if(cal2.get(Calendar.DAY_OF_YEAR) < cal1.get(Calendar.DAY_OF_YEAR)) {
            factor = -1; 
      }
      age = cal2.get(Calendar.YEAR) - cal1.get(Calendar.YEAR) + factor;
      text2.setText(Integer.toString(age));
                   }
                   catch(Exception ex){}
               }
            });
        JPanel p=new JPanel(new GridLayout(3,2));
        p.add(label1);
        p.add(text1);
        p.add(label2);
        p.add(text2);
        p.add(button);

        f.add(p);
        f.setVisible(true);
        f.pack();
    }
}

Ads









Related Tutorials/Questions & Answers:
java swing
java swing  view the book details using swing
java swing
java swing  what is java swing   Swing is a principal GUI toolkit for the Java programming language. It is a part of the JFC (Java Foundation Classes), which is an API for providing a graphical user interface for Java
Advertisements
Java swing
Java swing  Write a java swing program to calculate the age from given date of birth
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.  Hi How SetBounds is used in java programs.The values in the setBounds refer to what? ie for example setBounds(30,30,30,30) and in that the four 30's refer to what
JAVA SWING
JAVA SWING  Hi.... Iam doing project in java...and my front end in swing ..our project is like billing software... then what are the topics i want cover? then how to design? pls help me
Java swing
to the database using java swing...Java swing  I create one table. That table contains task ID and Task Name. When I click the task ID one more table will be open and that table
Java swing
are displayed in the table..I need the source code in java swing...Java swing  If i am login to open my account the textfield,textarea and button are displayed. if i am entering the time of the textfield
Java swing
Java swing  how to create simple addition program using java swing?   import java.awt.*; import javax.swing.*; import java.awt.event.*; class SumOfNumbers extends JFrame { SumOfNumbers(){ JLabel lab1=new
Java swing
Java swing  when i enter the time into the textbox and activities into the textarea the datas saved into the database.the java swing code for the above item   import java.sql.*; import java.awt.*; import javax.swing.
java swing
java swing  what is code for diplay on java swing internal frame form MYSQL DB pls send   Here is a code of creating form on jinternalframe and connect to mysql. import java.io.*; import java.sql.*; import java.awt.
Java swing
Java swing  How to combine two java files
java swing
java swing  meaning of out.flush
Java Swing
Java Swing  I want scroll bar in a frame is it possible? if it is possible means i want coding for that please send me a reply
Java Swing
Java Swing   i have a Label more than that of a frame .... how to extend the frame to view the label which are hidden.. please send me the answer sir/madam
Java Swing
Java Swing  i have a Label more than that of a frame .... how to extend the frame to view the label which are hidden.. please send me the coding sir/madam
Java Swing
Java Swing  i have a Label more than that of a frame .... how to extend the frame to view the label which are hidden.. please send me the coding sir/madam
Java Swing
Java Swing  i have a Label more than that of a frame .... how to extend the frame to view the label which are hidden.. please send me the coding sir/madam
Java swing
Java swing  Design an appliaction for with details such as name,age,DOB,address,qualification and finaly when we click the view details button all types details should be displayed in another View in TextView's..I need the sample
Java swing
Java swing  I create 2 text field f1,f2 and 2 button b1,b2.If i enter some text in the text field and click the button b1 the text field f1 text will be shown in the Message dialog box and if i click the button b2 the text field
Java Swing
Java Swing  Write an applet program to transfer the content of the text field into the listbox component on clicking a button code project  ...++"); model.addElement("Java"); model.addElement("Perl"); model.addElement
java swing
java swing  what is code for dislay image on java swinginternalframe form MYSQL DB pls send   Here is a code that displays an image on internal frame. import java.awt.*; import java.io.*; import javax.imageio.
Java swing code
Java swing code  can any one send me the java swing code for the following: "A confirmation message after the successful registration of login form
Java swing code
Java swing code  can any one send me the java swing code for the following: "A confirmation message after the successful registration of login form
Java swing code
Java swing code  can any one send me the java swing code for the following: "A confirmation message after the successful registration of login form
Java swing code
Java swing code  can any one send me the java swing code for the following: "A confirmation message after the successful registration of login form
Java swing code
Java swing code  can any one send me the java swing code for the following: "A confirmation message after the successful registration of login form
Java swing code
Java swing code  can any one send me the java swing code for the following: "A confirmation message after the successful registration of login form
java swing and CSS
java swing and CSS  can css be used in java swing desktop application in different forms for better styles?plzz help
Java swing
Java swing  how to create the login form?   1)LoginDemo.java: import javax.swing.*; import java.sql.*; import java.awt.*; import java.awt.event.*; class LoginDemo extends JFrame { JButton SUBMIT; JLabel
Graph in JAVA SWING
Graph in JAVA SWING  Hi, How to draw a simple GRAPH in JAVA SWING ?  ..., Please visit the following link: Bar Graph in Java Swing Thanks

Ads