ja sam radio kod za sabiranje, oduzimanje, mnozenje jer je krace .. ali neradi .. gdje je greska, sta treba da ispravim, jeli moze nego da mi pomogne ..
Code:
import java.awt.*;
import java.awt.event.ComponentListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.applet.*;
public class sumOf2No extends Applet implements ItemListener
{
TextField T1,T2,T3;
private Component operation;
public void init() {
T1 = new TextField(10);
T2 = new TextField(10);
T3 = new TextField(10);
add(T1);
add(T2);
add(T3);
T1.setText("0");
T2.setText("0");
T3.setText("0");
Choice operation = new Choice();
operation.add("+");
operation.add("-");
operation.add("*");
add(operation);
}
public void itemStateChanged(ItemEvent e) {
operation.addComponentListener((ComponentListener) this);
if(((Choice) operation).getSelectedIndex()==0)
{int a;
int b;
String str;
str=T1.getText();
a=Integer.parseInt(str);
str=T2.getText();
b=Integer.parseInt(str);
int result = a+b;
T3.setText( " "+ result);
}
}
}
import java.awt.*;
import java.awt.event.ComponentListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.applet.*;
public class sumOf2No extends Applet implements ItemListener
{
TextField T1,T2,T3;
private Component operation;
public void init() {
T1 = new TextField(10);
T2 = new TextField(10);
T3 = new TextField(10);
add(T1);
add(T2);
add(T3);
T1.setText("0");
T2.setText("0");
T3.setText("0");
Choice operation = new Choice();
operation.add("+");
operation.add("-");
operation.add("*");
add(operation);
}
public void itemStateChanged(ItemEvent e) {
operation.addComponentListener((ComponentListener) this);
if(((Choice) operation).getSelectedIndex()==0)
{int a;
int b;
String str;
str=T1.getText();
a=Integer.parseInt(str);
str=T2.getText();
b=Integer.parseInt(str);
int result = a+b;
T3.setText( " "+ result);
}
}
}