final

CalculatorGUI.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
+

src/Calculator.java

+import javax.swing.*;
+import java.awt.*;
+
+/**
+ * this class present a Calculator GUI
+ * @author Narges Salehi
+ */
+public class Calculator {
+    //creat a new JFrame for calculator frame
+    JFrame calcFrame;
+
+    /**
+     * creat a new Calculator
+     */
+    public Calculator() {
+        //new JFrame
+        calcFrame = new JFrame("AUTCalculator");
+        //set size for frame
+        calcFrame.setSize(400, 500);
+        //set location of frame in your screen
+        calcFrame.setLocation(550, 250);
+        //make window not resizable
+        calcFrame.setResizable(false);
+        //set a layout for calculator
+        calcFrame.setLayout(new GridLayout(2,0,0,0));
+        calcFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        //make window visible
+        calcFrame.setVisible(true);
+        //creat a new JPanel for standard calculator
+        JPanel p1 = new JPanel();
+        //set a layout for panel
+        p1.setLayout(new GridLayout(5, 4));
+        //creat a new JPanel for scientific calculator
+        JPanel p2 = new JPanel();
+        //set a layout for panel
+        p2.setLayout(new GridLayout(5, 5));
+        //creat a tab to add panels
+        JTabbedPane Calc = new JTabbedPane();
+        //set bounds of tab
+        Calc.setBounds(0, 100, 400, 380);
+        //add panels to tab
+        Calc.add("Standard", p1);
+        Calc.add("Scientific", p2);
+        //creat a text area for showing result
+        JTextArea display = new JTextArea();
+        //make possible to write in text area
+        display.setEditable(true);
+        //set font size and type of words in text area
+        display.setFont(new Font("Arial", Font.BOLD, 14));
+        //creat a scroll for text area
+        JScrollPane scrollPane = new JScrollPane(display);
+        //make scroll for both horizontal and vertical
+        scrollPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
+        scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
+        //add scroll to frame
+        calcFrame.getContentPane().add(scrollPane);
+        //creating and adding buttons to each calculator
+        JButton openBot = new JButton("(");
+        p1.add(openBot);
+        JButton closeBot = new JButton(")");
+        p1.add(closeBot);
+        JButton remBot = new JButton("%");
+        p1.add(remBot);
+        JButton clearBot = new JButton("C");
+        p1.add(clearBot);
+        JButton seven = new JButton("7");
+        p1.add(seven);
+        JButton eight = new JButton("8");
+        p1.add(eight);
+        JButton nine = new JButton("9");
+        p1.add(nine);
+        JButton divBot = new JButton("/");
+        p1.add(divBot);
+        JButton four = new JButton("4");
+        p1.add(four);
+        JButton five = new JButton("5");
+        p1.add(five);
+        JButton six = new JButton("6");
+        p1.add(six);
+        JButton mulBot = new JButton("*");
+        p1.add(mulBot);
+        JButton one = new JButton("1");
+        p1.add(one);
+        JButton two = new JButton("2");
+        p1.add(two);
+        JButton three = new JButton("3");
+        p1.add(three);
+        JButton subBot = new JButton("-");
+        p1.add(subBot);
+        JButton zeroBtn = new JButton("0");
+        p1.add(zeroBtn);
+        JButton dot = new JButton(".");
+        p1.add(dot);
+        JButton doBtn = new JButton("=");
+        p1.add(doBtn);
+        JButton sumBtn = new JButton("+");
+        p1.add(sumBtn);
+        //adding and creating buttons for scientific calculator
+        //extra button of scientific calculator
+        JButton eOrEuler = new JButton("e-π");
+        JButton shift = new JButton("Shift");
+        JButton sinOrCos = new JButton("sin-cos");
+        JButton tanOrCot = new JButton("tan-cot");
+        JButton expOrLog = new JButton("exp-log");
+        p2.add(shift);
+        JButton openBot2 = new JButton("(");
+        p2.add(openBot2);
+        JButton closeBot2 = new JButton(")");
+        p2.add(closeBot2);
+        JButton remBot2 = new JButton("%");
+        p2.add(remBot2);
+        JButton clearBot2 = new JButton("C");
+        p2.add(clearBot2);
+        p2.add(eOrEuler);
+        JButton seven2 = new JButton("7");
+        p2.add(seven2);
+        JButton eight2 = new JButton("8");
+        p2.add(eight2);
+        JButton nine2 = new JButton("9");
+        p2.add(nine2);
+        JButton divBot2 = new JButton("/");
+        p2.add(divBot2);
+        p2.add(tanOrCot);
+        JButton four2 = new JButton("4");
+        p2.add(four2);
+        JButton five2 = new JButton("5");
+        p2.add(five2);
+        JButton six2 = new JButton("6");
+        p2.add(six2);
+        JButton mulBot2 = new JButton("*");
+        p2.add(mulBot2);
+        p2.add(expOrLog);
+        JButton one2 = new JButton("1");
+        p2.add(one2);
+        JButton two2 = new JButton("2");
+        p2.add(two2);
+        JButton three2 = new JButton("3");
+        p2.add(three2);
+        JButton subBot2 = new JButton("-");
+        p2.add(subBot2);
+        p2.add(sinOrCos);
+        JButton zeroBtn2 = new JButton("0");
+        p2.add(zeroBtn2);
+        JButton dot2 = new JButton(".");
+        p2.add(dot2);
+        JButton doBtn2 = new JButton("=");
+        p2.add(doBtn2);
+        JButton sumBtn2 = new JButton("+");
+        p2.add(sumBtn2);
+        //add tab to frame
+        calcFrame.add(Calc);
+    }
+}
\ No newline at end of file

src/Main.java

+import javax.swing.*;
+
+/**
+ * this class run calculator
+ * @author  Narges Salehi
+ */
+public class Main {
+
+    public static void main(String[] args) {
+
+        for(UIManager.LookAndFeelInfo info :UIManager.getInstalledLookAndFeels())
+            System.out.println(info.getClassName());
+        //choosing UI
+        try {
+            for (UIManager.LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
+                if ("Motif".equals(info.getName())) {
+                    UIManager.setLookAndFeel(info.getClassName());
+                    break;
+                }
+            }
+        } catch (Exception e) {
+         // If Nimbus is not available, you can set the GUI to another look and feel.
+        }
+        //creat a new calculator
+        Calculator calculator = new Calculator();
+    }
+}