السلام عليكم ورحمة الله وبركاته
اخوتي الاعزاء ما رايكم بهذا الكود وجدته في المنتدى عبارة عن اله حاسبة
بواجهه رسومية جميلة
import java.awt.event.*;
import java.awt.*;
import javax.swing.*;
public class calculator extends JFrame {
public JTextField Text3;
public JButton Button0,Button1,Button2,Button3,Button4,Button5,Button6,
Button7,Button8,Button9,btn1,btn2,btn3,btn4,clear,equal;
public String Calc = "", opration = "";
public double number1 = 0,number2 = 0;
public calculator (){
super("Calculator");
Container container = getContentPane();
container.setLayout(new FlowLayout());
Text3= new JTextField(15);
Text3.setEditable(false);
container.add(Text3);
Button0 = new JButton("0");
container.add(Button0);
Button0.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 0;
Text3.setText(Calc);
}
}
);
Button1 = new JButton("1");
container.add(Button1);
Button1.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 1;
Text3.setText(Calc);
}
}
);
Button2 = new JButton("2");
container.add(Button2);
Button2.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 2;
Text3.setText(Calc);
}
}
);
Button3 = new JButton("3");
container.add(Button3);
Button3.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 3;
Text3.setText(Calc);
}
}
);
Button3 = new JButton("3");
container.add(Button3);
Button3.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 3;
Text3.setText(Calc);
}
}
);
Button4 = new JButton("4");
container.add(Button4);
Button4.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 4;
Text3.setText(Calc);
}
}
);
Button5 = new JButton("5");
container.add(Button5);
Button5.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 5;
Text3.setText(Calc);
}
}
);
Button6 = new JButton("6");
container.add(Button6);
Button6.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 6;
Text3.setText(Calc);
}
}
);
Button7 = new JButton("7");
container.add(Button7);
Button7.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 7;
Text3.setText(Calc);
}
}
);
Button8 = new JButton("8");
container.add(Button8);
Button8.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 8;
Text3.setText(Calc);
}
}
);
Button9 = new JButton("9");
container.add(Button9);
Button9.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
Calc+= 9;
Text3.setText(Calc);
}
}
);
btn1 = new JButton("+");
container.add(btn1);
btn1.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
number1 = Integer.parseInt(Text3.getText());
opration = "+";
Calc = "";
// Text3.setText("");
}
}
);
btn2 = new JButton("-");
container.add(btn2);
btn2.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
number1 = Integer.parseInt(Text3.getText());
opration = "-";
Calc = "";
// Text3.setText("");
}
}
);
btn3 = new JButton("*");
container.add(btn3);
btn3.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
number1 = Integer.parseInt(Text3.getText());
opration = "*";
Calc = "";
// Text3.setText("");
}
}
);
btn4 = new JButton("/");
container.add(btn4);
btn4.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
number1 = Integer.parseInt(Text3.getText());
opration = "/";
Calc = "";
// Text3.setText("");
}
}
);
clear = new JButton("C");
container.add(clear);
clear.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
number1 = 0;
number2 = 0;
Calc = "";
Text3.setText("");
}
}
);
equal = new JButton("=");
container.add(equal);
equal.addActionListener(new ActionListener() {
public void actionPerformed (ActionEvent event){
number2 = Integer.parseInt(Text3.getText());
if (opration == "+"){
Text3.setText(number1 + number2+"");
}
if (opration == "-"){
Text3.setText(number1 - number2+"");
}
if (opration == "*"){
Text3.setText(number1 * number2+"");
}
if (opration == "/"){
Text3.setText(number1 / number2+"");
}
}
}
);
}
public static void main (String[] args) {
calculator cal = new calculator ();
cal.setSize(220,220);
cal.setVisible(true);
cal.setDefaultCloseOperation(EXIT_ON_CLOSE);
}
}
هل عمل بطريقة oop وما علامة ذلك
