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I need help with implementing the bytes text area only. The first pic is my calc

ID: 3859732 • Letter: I

Question



I need help with implementing the bytes text area only. The first pic is my calculator. The second is what it should look like. I need the area below the 0. How do I insert the area between the zero and the number pad?
Thanks for any help
Here's my code
import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.*; public class CalculatorBuild2 extends JFrame { //declaring the buttons private JButton jbt1; private JButton jbt2; private JButton jbt3; private JButton jbt4; private JButton jbt5; private JButton jbt6; private JButton jbt7; private JButton jbt8; private JButton jbt9; private JButton jbt0; private JButton jbtA; private JButton jbtB; private JButton jbtC; private JButton jbtD; private JButton jbtE; private JButton jbtF; private JButton jbtEqual; private JButton jbtAdd; private JButton jbtSubtract; private JButton jbtMultiply; private JButton jbtDivide; private JButton jbtSolve; private JButton jbtClear; private JButton jbtPlusMinus; private JRadioButton hexa; private JRadioButton octa; private JRadioButton dec; private JRadioButton bin; private double TEMP; private double SolveTEMP; private JTextField jtfResult; //;booleans for the action listeners Boolean addBool = false ; Boolean subBool = false ; Boolean divBool = false ; Boolean mulBool = false ; Boolean plusMinus = false;    String display = ""; public CalculatorBuild2() { JFrame.setDefaultLookAndFeelDecorated(true);    JFrame frame = new JFrame("Calculator"); //create frame and panel1 for all buttons frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel panel1 = new JPanel(); panel1.setLayout(new GridLayout(6, 4)); panel1.add(jbtA = new JButton("A")); panel1.add(new JButton("")); panel1.add(new JButton("")); panel1.add(new JButton("")); panel1.add(new JButton("")); panel1.add(jbtB = new JButton("B")); panel1.add(new JButton("<-")); panel1.add(new JButton("CE")); panel1.add(jbtClear = new JButton("c")); panel1.add(jbtAdd = new JButton("+")); panel1.add(jbtC = new JButton("C")); panel1.add(jbt7 = new JButton("7")); panel1.add(jbt8 = new JButton("8")); panel1.add(jbt9 = new JButton("9")); panel1.add(jbtSubtract = new JButton("-")); panel1.add(jbtD = new JButton("D")); panel1.add(jbt4 = new JButton("4")); panel1.add(jbt5 = new JButton("5")); panel1.add(jbt6 = new JButton("6")); panel1.add(jbtMultiply = new JButton("*")); panel1.add(jbtE = new JButton("E")); panel1.add(jbt1 = new JButton("1")); panel1.add(jbt2 = new JButton("2")); panel1.add(jbt3 = new JButton("3")); panel1.add(jbtDivide = new JButton("/")); panel1.add(jbtF = new JButton("F")); panel1.add(new JButton(".")); panel1.add(jbt0 = new JButton("0")); panel1.add(jbtPlusMinus = new JButton("+/-")); panel1.add(jbtSolve = new JButton("=")); //create panel2 for display on top of calculator JPanel panel2 = new JPanel(); panel2.setLayout(new FlowLayout()); panel2.add(jtfResult = new JTextField(10)); jtfResult.setHorizontalAlignment(JTextField.RIGHT); jtfResult.setEditable(false); //create panel3 for hexa, oct, dec and bin JPanel panel3 = new JPanel(); panel3.add(hexa = new JRadioButton("hexa")); panel3.add(octa = new JRadioButton("octa")); panel3.add(dec = new JRadioButton("dec")); panel3.add(bin = new JRadioButton("bin")); ButtonGroup bg = new ButtonGroup(); bg.add(hexa); bg.add(octa); bg.add(dec); bg.add(bin); JPanel conversions = new JPanel(); conversions.setLayout(new GridLayout(4,1)); conversions.add(hexa); conversions.add(octa); conversions.add(dec); conversions.add(bin); JPanel panel = new JPanel(); panel.setLayout(new BorderLayout()); panel.add(panel2, BorderLayout.NORTH); panel.add(panel1, BorderLayout.EAST); panel.add(conversions, BorderLayout.WEST); add(panel); //action listener for all buttons jbt1.addActionListener(new ListenToOne()); jbt2.addActionListener(new ListenToTwo()); jbt3.addActionListener(new ListenToThree()); jbt4.addActionListener(new ListenToFour()); jbt5.addActionListener(new ListenToFive()); jbt6.addActionListener(new ListenToSix()); jbt7.addActionListener(new ListenToSeven()); jbt8.addActionListener(new ListenToEight()); jbt9.addActionListener(new ListenToNine()); jbt0.addActionListener(new ListenToZero());
jbtAdd.addActionListener(new ListenToAdd()); jbtSubtract.addActionListener(new ListenToSubtract()); jbtMultiply.addActionListener(new ListenToMultiply()); jbtDivide.addActionListener(new ListenToDivide()); jbtSolve.addActionListener(new ListenToSolve()); jbtClear.addActionListener(new ListenToClear()); jbtPlusMinus.addActionListener(new ListenToPlusMinus()); } //classes for buttons and tell what to do class ListenToPlusMinus implements ActionListener{ public void actionPerformed(ActionEvent e){ display = jtfResult.getText(); jtfResult.setText("-" + display); } }
class ListenToClear implements ActionListener { public void actionPerformed(ActionEvent e) { //display = jtfResult.getText(); jtfResult.setText(""); addBool = false ; subBool = false ; mulBool = false ; divBool = false ;
TEMP = 0; SolveTEMP =0 ; } }
class ListenToOne implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "1"); } } class ListenToTwo implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "2"); } } class ListenToThree implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "3"); } } class ListenToFour implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "4"); } } class ListenToFive implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "5"); } } class ListenToSix implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "6"); } } class ListenToSeven implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "7"); } } class ListenToEight implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "8"); } } class ListenToNine implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "9"); } } class ListenToZero implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "0"); } }
class ListenToAdd implements ActionListener { public void actionPerformed(ActionEvent e) { TEMP = Double.parseDouble(jtfResult.getText()); jtfResult.setText(""); addBool = true ;
} } class ListenToSubtract implements ActionListener { public void actionPerformed(ActionEvent e) { TEMP = Double.parseDouble(jtfResult.getText()); jtfResult.setText(""); subBool =true; } } class ListenToMultiply implements ActionListener { public void actionPerformed(ActionEvent e) { TEMP = Double.parseDouble(jtfResult.getText()); jtfResult.setText(""); mulBool = true;
} } class ListenToDivide implements ActionListener { public void actionPerformed(ActionEvent e) { TEMP = Double.parseDouble(jtfResult.getText()); jtfResult.setText(""); divBool =true; } } class ListenToSolve implements ActionListener { public void actionPerformed(ActionEvent e) { SolveTEMP = Double.parseDouble(jtfResult.getText()); if (addBool == true) SolveTEMP = SolveTEMP + TEMP; else if (subBool == true) SolveTEMP = TEMP - SolveTEMP; else if (mulBool == true) SolveTEMP = SolveTEMP * TEMP; else if (divBool == true) SolveTEMP = TEMP / SolveTEMP; jtfResult.setText(Double.toString(SolveTEMP));
addBool = false ; subBool = false ; mulBool = false ; divBool = false ; plusMinus = false; } } } import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.*; public class CalculatorBuild2 extends JFrame { //declaring the buttons private JButton jbt1; private JButton jbt2; private JButton jbt3; private JButton jbt4; private JButton jbt5; private JButton jbt6; private JButton jbt7; private JButton jbt8; private JButton jbt9; private JButton jbt0; private JButton jbtA; private JButton jbtB; private JButton jbtC; private JButton jbtD; private JButton jbtE; private JButton jbtF; private JButton jbtEqual; private JButton jbtAdd; private JButton jbtSubtract; private JButton jbtMultiply; private JButton jbtDivide; private JButton jbtSolve; private JButton jbtClear; private JButton jbtPlusMinus; private JRadioButton hexa; private JRadioButton octa; private JRadioButton dec; private JRadioButton bin; private double TEMP; private double SolveTEMP; private JTextField jtfResult; //;booleans for the action listeners Boolean addBool = false ; Boolean subBool = false ; Boolean divBool = false ; Boolean mulBool = false ; Boolean plusMinus = false;    String display = ""; public CalculatorBuild2() { JFrame.setDefaultLookAndFeelDecorated(true);    JFrame frame = new JFrame("Calculator"); //create frame and panel1 for all buttons frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel panel1 = new JPanel(); panel1.setLayout(new GridLayout(6, 4)); panel1.add(jbtA = new JButton("A")); panel1.add(new JButton("")); panel1.add(new JButton("")); panel1.add(new JButton("")); panel1.add(new JButton("")); panel1.add(jbtB = new JButton("B")); panel1.add(new JButton("<-")); panel1.add(new JButton("CE")); panel1.add(jbtClear = new JButton("c")); panel1.add(jbtAdd = new JButton("+")); panel1.add(jbtC = new JButton("C")); panel1.add(jbt7 = new JButton("7")); panel1.add(jbt8 = new JButton("8")); panel1.add(jbt9 = new JButton("9")); panel1.add(jbtSubtract = new JButton("-")); panel1.add(jbtD = new JButton("D")); panel1.add(jbt4 = new JButton("4")); panel1.add(jbt5 = new JButton("5")); panel1.add(jbt6 = new JButton("6")); panel1.add(jbtMultiply = new JButton("*")); panel1.add(jbtE = new JButton("E")); panel1.add(jbt1 = new JButton("1")); panel1.add(jbt2 = new JButton("2")); panel1.add(jbt3 = new JButton("3")); panel1.add(jbtDivide = new JButton("/")); panel1.add(jbtF = new JButton("F")); panel1.add(new JButton(".")); panel1.add(jbt0 = new JButton("0")); panel1.add(jbtPlusMinus = new JButton("+/-")); panel1.add(jbtSolve = new JButton("=")); //create panel2 for display on top of calculator JPanel panel2 = new JPanel(); panel2.setLayout(new FlowLayout()); panel2.add(jtfResult = new JTextField(10)); jtfResult.setHorizontalAlignment(JTextField.RIGHT); jtfResult.setEditable(false); //create panel3 for hexa, oct, dec and bin JPanel panel3 = new JPanel(); panel3.add(hexa = new JRadioButton("hexa")); panel3.add(octa = new JRadioButton("octa")); panel3.add(dec = new JRadioButton("dec")); panel3.add(bin = new JRadioButton("bin")); ButtonGroup bg = new ButtonGroup(); bg.add(hexa); bg.add(octa); bg.add(dec); bg.add(bin); JPanel conversions = new JPanel(); conversions.setLayout(new GridLayout(4,1)); conversions.add(hexa); conversions.add(octa); conversions.add(dec); conversions.add(bin); JPanel panel = new JPanel(); panel.setLayout(new BorderLayout()); panel.add(panel2, BorderLayout.NORTH); panel.add(panel1, BorderLayout.EAST); panel.add(conversions, BorderLayout.WEST); add(panel); //action listener for all buttons jbt1.addActionListener(new ListenToOne()); jbt2.addActionListener(new ListenToTwo()); jbt3.addActionListener(new ListenToThree()); jbt4.addActionListener(new ListenToFour()); jbt5.addActionListener(new ListenToFive()); jbt6.addActionListener(new ListenToSix()); jbt7.addActionListener(new ListenToSeven()); jbt8.addActionListener(new ListenToEight()); jbt9.addActionListener(new ListenToNine()); jbt0.addActionListener(new ListenToZero());
jbtAdd.addActionListener(new ListenToAdd()); jbtSubtract.addActionListener(new ListenToSubtract()); jbtMultiply.addActionListener(new ListenToMultiply()); jbtDivide.addActionListener(new ListenToDivide()); jbtSolve.addActionListener(new ListenToSolve()); jbtClear.addActionListener(new ListenToClear()); jbtPlusMinus.addActionListener(new ListenToPlusMinus()); } //classes for buttons and tell what to do class ListenToPlusMinus implements ActionListener{ public void actionPerformed(ActionEvent e){ display = jtfResult.getText(); jtfResult.setText("-" + display); } }
class ListenToClear implements ActionListener { public void actionPerformed(ActionEvent e) { //display = jtfResult.getText(); jtfResult.setText(""); addBool = false ; subBool = false ; mulBool = false ; divBool = false ;
TEMP = 0; SolveTEMP =0 ; } }
class ListenToOne implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "1"); } } class ListenToTwo implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "2"); } } class ListenToThree implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "3"); } } class ListenToFour implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "4"); } } class ListenToFive implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "5"); } } class ListenToSix implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "6"); } } class ListenToSeven implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "7"); } } class ListenToEight implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "8"); } } class ListenToNine implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "9"); } } class ListenToZero implements ActionListener { public void actionPerformed(ActionEvent e) { display = jtfResult.getText(); jtfResult.setText(display + "0"); } }
class ListenToAdd implements ActionListener { public void actionPerformed(ActionEvent e) { TEMP = Double.parseDouble(jtfResult.getText()); jtfResult.setText(""); addBool = true ;
} } class ListenToSubtract implements ActionListener { public void actionPerformed(ActionEvent e) { TEMP = Double.parseDouble(jtfResult.getText()); jtfResult.setText(""); subBool =true; } } class ListenToMultiply implements ActionListener { public void actionPerformed(ActionEvent e) { TEMP = Double.parseDouble(jtfResult.getText()); jtfResult.setText(""); mulBool = true;
} } class ListenToDivide implements ActionListener { public void actionPerformed(ActionEvent e) { TEMP = Double.parseDouble(jtfResult.getText()); jtfResult.setText(""); divBool =true; } } class ListenToSolve implements ActionListener { public void actionPerformed(ActionEvent e) { SolveTEMP = Double.parseDouble(jtfResult.getText()); if (addBool == true) SolveTEMP = SolveTEMP + TEMP; else if (subBool == true) SolveTEMP = TEMP - SolveTEMP; else if (mulBool == true) SolveTEMP = SolveTEMP * TEMP; else if (divBool == true) SolveTEMP = TEMP / SolveTEMP; jtfResult.setText(Double.toString(SolveTEMP));
addBool = false ; subBool = false ; mulBool = false ; divBool = false ; plusMinus = false; } } } GridLayout Test CE 8 5 9 3 0

Explanation / Answer

import java.awt.*;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.*;

public class CalculatorBuild2 extends JFrame

{

//declaring the buttons

private JButton jbt1;

private JButton jbt2;

private JButton jbt3;

private JButton jbt4;

private JButton jbt5;

private JButton jbt6;

private JButton jbt7;

private JButton jbt8;

private JButton jbt9;

private JButton jbt0;

private JButton jbtA;

private JButton jbtB;

private JButton jbtC;

private JButton jbtD;

private JButton jbtE;

private JButton jbtF;

private JButton jbtEqual;

private JButton jbtAdd;

private JButton jbtSubtract;

private JButton jbtMultiply;

private JButton jbtDivide;

private JButton jbtSolve;

private JButton jbtClear;

private JButton jbtPlusMinus;

private JRadioButton hexa;

private JRadioButton octa;

private JRadioButton dec;

private JRadioButton bin;

private double TEMP;

private double SolveTEMP;

private JTextField jtfResult;

//;booleans for the action listeners

Boolean addBool = false ;

Boolean subBool = false ;

Boolean divBool = false ;

Boolean mulBool = false ;

Boolean plusMinus = false;

  

String display = "";

public CalculatorBuild2()

{

JFrame.setDefaultLookAndFeelDecorated(true);

  

JFrame frame = new JFrame("Calculator");

//create frame and panel1 for all buttons

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

JPanel panel1 = new JPanel();

panel1.setLayout(new GridLayout(6, 4));

panel1.add(jbtA = new JButton("A"));

panel1.add(new JButton(""));

panel1.add(new JButton(""));

panel1.add(new JButton(""));

panel1.add(new JButton(""));

panel1.add(jbtB = new JButton("B"));

panel1.add(new JButton("<-"));

panel1.add(new JButton("CE"));

panel1.add(jbtClear = new JButton("c"));

panel1.add(jbtAdd = new JButton("+"));

panel1.add(jbtC = new JButton("C"));

panel1.add(jbt7 = new JButton("7"));

panel1.add(jbt8 = new JButton("8"));

panel1.add(jbt9 = new JButton("9"));

panel1.add(jbtSubtract = new JButton("-"));

panel1.add(jbtD = new JButton("D"));

panel1.add(jbt4 = new JButton("4"));

panel1.add(jbt5 = new JButton("5"));

panel1.add(jbt6 = new JButton("6"));

panel1.add(jbtMultiply = new JButton("*"));

panel1.add(jbtE = new JButton("E"));

panel1.add(jbt1 = new JButton("1"));

panel1.add(jbt2 = new JButton("2"));

panel1.add(jbt3 = new JButton("3"));

panel1.add(jbtDivide = new JButton("/"));

panel1.add(jbtF = new JButton("F"));

panel1.add(new JButton("."));

panel1.add(jbt0 = new JButton("0"));

panel1.add(jbtPlusMinus = new JButton("+/-"));

panel1.add(jbtSolve = new JButton("="));

//create panel2 for display on top of calculator

JPanel panel2 = new JPanel();

panel2.setLayout(new FlowLayout());

panel2.add(jtfResult = new JTextField(10));

   jtfResult.setHorizontalAlignment(JTextField.RIGHT);

   jtfResult.setEditable(false);

  

   //create panel3 for hexa, oct, dec and bin

   JPanel panel3 = new JPanel();

   panel3.add(hexa = new JRadioButton("hexa"));

   panel3.add(octa = new JRadioButton("octa"));

   panel3.add(dec = new JRadioButton("dec"));

   panel3.add(bin = new JRadioButton("bin"));

   ButtonGroup bg = new ButtonGroup();

   bg.add(hexa);

   bg.add(octa);

   bg.add(dec);

   bg.add(bin);

   JPanel conversions = new JPanel();

   conversions.setLayout(new GridLayout(4,1));

   conversions.add(hexa);

   conversions.add(octa);

   conversions.add(dec);

   conversions.add(bin);

  

   JPanel panel = new JPanel();

   panel.setLayout(new BorderLayout());

   panel.add(panel2, BorderLayout.NORTH);

   panel.add(panel1, BorderLayout.EAST);

   panel.add(conversions, BorderLayout.WEST);

  

   add(panel);

  

//action listener for all buttons

   jbt1.addActionListener(new ListenToOne());

   jbt2.addActionListener(new ListenToTwo());

   jbt3.addActionListener(new ListenToThree());

   jbt4.addActionListener(new ListenToFour());

   jbt5.addActionListener(new ListenToFive());

   jbt6.addActionListener(new ListenToSix());

   jbt7.addActionListener(new ListenToSeven());

   jbt8.addActionListener(new ListenToEight());

   jbt9.addActionListener(new ListenToNine());

   jbt0.addActionListener(new ListenToZero());

   jbtAdd.addActionListener(new ListenToAdd());

   jbtSubtract.addActionListener(new ListenToSubtract());

   jbtMultiply.addActionListener(new ListenToMultiply());

   jbtDivide.addActionListener(new ListenToDivide());

   jbtSolve.addActionListener(new ListenToSolve());

   jbtClear.addActionListener(new ListenToClear());

   jbtPlusMinus.addActionListener(new ListenToPlusMinus());

}

//classes for buttons and tell what to do

class ListenToPlusMinus implements ActionListener{

public void actionPerformed(ActionEvent e){

   display = jtfResult.getText();

   jtfResult.setText("-" + display);

}

}

class ListenToClear implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   //display = jtfResult.getText();

   jtfResult.setText("");

   addBool = false ;

   subBool = false ;

   mulBool = false ;

   divBool = false ;

   TEMP = 0;

   SolveTEMP =0 ;

   }

}

class ListenToOne implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "1");

   }

}

class ListenToTwo implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "2");

   }

}

class ListenToThree implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "3");

   }

}

class ListenToFour implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "4");

   }

}

class ListenToFive implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "5");

   }

}

class ListenToSix implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "6");

   }

}

class ListenToSeven implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "7");

   }

}

class ListenToEight implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "8");

   }

}

class ListenToNine implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "9");

   }

}

class ListenToZero implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   display = jtfResult.getText();

   jtfResult.setText(display + "0");

   }

}

   class ListenToAdd implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   TEMP = Double.parseDouble(jtfResult.getText());

   jtfResult.setText("");

   addBool = true ;

   }

}

class ListenToSubtract implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   TEMP = Double.parseDouble(jtfResult.getText());

   jtfResult.setText("");

   subBool =true;

   }

}

class ListenToMultiply implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   TEMP = Double.parseDouble(jtfResult.getText());

   jtfResult.setText("");

   mulBool = true;

   }

}

class ListenToDivide implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   TEMP = Double.parseDouble(jtfResult.getText());

   jtfResult.setText("");

   divBool =true;

   }

}

class ListenToSolve implements ActionListener {

   public void actionPerformed(ActionEvent e) {

   SolveTEMP = Double.parseDouble(jtfResult.getText());

   if (addBool == true)

   SolveTEMP = SolveTEMP + TEMP;

   else if (subBool == true)

   SolveTEMP = TEMP - SolveTEMP;

   else if (mulBool == true)

   SolveTEMP = SolveTEMP * TEMP;

   else if (divBool == true)

   SolveTEMP = TEMP / SolveTEMP;

  

   jtfResult.setText(Double.toString(SolveTEMP));

   addBool = false ;

   subBool = false ;

   mulBool = false ;

   divBool = false ;

   plusMinus = false;

   }

}

}

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