Witshaper is the Professional (Computing Skills, English Learning and Soft Skills) Skill Development Training Center. We provide Professional IT Courses and Soft Skill Training in Dehradun to Students, Employees and organization. Who wish to pursue a career in IT Technology. Witshaper is led by a motivated team of IT experts and Soft Skill Professionals. We provide high quality trainings. Our Emphasis is on giving the practical knowledge to the students, so that they will get to know in depth and never forget what they opt, we provide to the students real learning environment. Witshaper prepares students and professionals to be the part of this growing industry. Be a part of Witshaper and get your dreams successful

Wednesday, 13 May 2015

java Applet ItemListener example

import java.awt.*;
import java.applet.*;
import java.awt.event.*;
public class ItemLis extends Applet implements ItemListener
{
Label l1,l2,l3,l4,l5,l6;
TextField t1,t2,t3,t4;
Choice ch1,ch2;
int i,qty;
float pri;
public void init()
{
l1=new Label("Item Name");
l2=new Label("Quantity    ");
l3=new Label("Price           ");
l4=new Label("Amount      ");
l5=new Label("Tax              ");
l6=new Label("With Tax     ");
t1=new TextField(15);
t2=new TextField(15);
t3=new TextField(15);
t4=new TextField(15);
ch1=new Choice();
ch1.addItem("Burger");
ch1.addItem("Pizza");
ch2=new Choice();
for(i=1;i<10;i++)
ch2.addItem(String.valueOf(i));
setBackground(Color.green);
t3.setText("12.24%");
add(l1);
add(ch1);
add(l2);
add(ch2);
add(l3);
add(t1);
add(l4);
add(t2);
add(l5);
add(t3);
add(l6);
add(t4);
ch1.addItemListener(this);
ch2.addItemListener(this);
}
public void itemStateChanged(ItemEvent ie)
{
if(ie.getSource()==ch1)
{
String inm=String.valueOf(ie.getItem());
if(inm.equals("Burger"))
{
t1.setText("Rs.75.00");
pri=75.0f;
}
else if(inm.equals("Pizza"))
{
t1.setText("Rs.125.00");
pri=125.0f;
}
}
if(ie.getSource()==ch2)
{
qty=Integer.parseInt(String.valueOf(ie.getItem()));
float amt=pri*qty;
t2.setText(String.valueOf(amt));
float tamt=amt+.1224f*amt;
t4.setText(String.valueOf(tamt));
}
}
}
/*
<applet code=ItemLis height=300 width=250></applet>
*/

No comments:

Post a Comment