Scientific Calculator Source Code In Java Free Download

Scientific Calculator Source Code In Java Free Download Windows 10

Jan 04, 2015 Calculator Android project with source code is simple calculator application with easy to use UI which can do the calculations for the users. Download Mini projects with Source Code, Java projects with Source Codes. Home; Java Projects; C Projects; VB Projects. Users can switch to scientific type or to engineering type and much more.
Home » Source Code » JAVA to achieve scientific calculator. JAVA to achieve scientific calculator. Category: java All: Download: Calculator.rar Size： 40.06 kB; FavoriteFavorite Preview code View comments: Description. With JAVA realization of the scientific calculator function, a very good application. Sponsored links.
Mar 13, 2012 Scientific Calculator source code developed in java swing Description: A simple Java Swing Calculator, Example for setBounds in java, Example for actionListener interface. Here i tried to Implement a simple Java Calculator. Copy and paste the code to a notepad. Compile the program with javac and run using command prompt java calculator.
Sep 16, 2013 Download Calcoo - Scientific calculator (java) for free. Calcoo is a scientific calculator (with both RPN and algebraic modes) designed to provide maximum usability.

Scientific graphical calculator full source code free download - DreamCalc Scientific Graphing Calculator, DreamCalc Professional Edition, Metis, and many more programs. Calculator source code java free download. Hibernate Hibernate is an Object/Relational Mapper tool. It's very popular among Java applications and impleme. Simple Scientific Calculator In this project, we are going to learn on how to create a simple scientific calculator using JavaScript. This program has Clear, Cancel, Ok button and etc. Here's the script for a scientific calculator. HTML Source Code This is our source code for calculator.

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Calculator in Java with Source Code: We can develop calculator in java with the help of AWT/Swing with event handling. Let's see the code of creating calculator in java.

/*********************************************Save this file as MyCalculator.javato compile it use javac MyCalculator.javato use the calcuator do this java MyCalculator**********************************************/import java.awt.*;import java.awt.event.*;/*********************************************/public class MyCalculator extends Frame{public boolean setClear=true;double number, memValue;char op;String digitButtonText[] = {'7', '8', '9', '4', '5', '6', '1', '2', '3', '0', '+/-', '.' };String operatorButtonText[] = {'/', 'sqrt', '*', '%', '-', '1/X', '+', '=' };String memoryButtonText[] = {'MC', 'MR', 'MS', 'M+' };String specialButtonText[] = {'Backspc', 'C', 'CE' };MyDigitButton digitButton[]=new MyDigitButton[digitButtonText.length];MyOperatorButton operatorButton[]=new MyOperatorButton[operatorButtonText.length];MyMemoryButton memoryButton[]=new MyMemoryButton[memoryButtonText.length];MySpecialButton specialButton[]=new MySpecialButton[specialButtonText.length];Label displayLabel=new Label('0',Label.RIGHT);Label memLabel=new Label(' ',Label.RIGHT);final int FRAME_WIDTH=325,FRAME_HEIGHT=325;final int HEIGHT=30, WIDTH=30, H_SPACE=10,V_SPACE=10;final int TOPX=30, TOPY=50;///////////////////////////MyCalculator(String frameText)//constructor{super(frameText);int tempX=TOPX, y=TOPY;displayLabel.setBounds(tempX,y,240,HEIGHT);displayLabel.setBackground(Color.BLUE);displayLabel.setForeground(Color.WHITE);add(displayLabel);memLabel.setBounds(TOPX, TOPY+HEIGHT+ V_SPACE,WIDTH, HEIGHT);add(memLabel);// set Co-ordinates for Memory ButtonstempX=TOPX; y=TOPY+2*(HEIGHT+V_SPACE);for(int i=0; i<memoryButton.length; i++){memoryButton[i]=new MyMemoryButton(tempX,y,WIDTH,HEIGHT,memoryButtonText[i], this);memoryButton[i].setForeground(Color.RED);y+=HEIGHT+V_SPACE;}//set Co-ordinates for Special ButtonstempX=TOPX+1*(WIDTH+H_SPACE); y=TOPY+1*(HEIGHT+V_SPACE);for(int i=0;i<specialButton.length;i++){specialButton[i]=new MySpecialButton(tempX,y,WIDTH*2,HEIGHT,specialButtonText[i], this);specialButton[i].setForeground(Color.RED);tempX=tempX+2*WIDTH+H_SPACE;}//set Co-ordinates for Digit Buttonsint digitX=TOPX+WIDTH+H_SPACE;int digitY=TOPY+2*(HEIGHT+V_SPACE);tempX=digitX; y=digitY;for(int i=0;i<digitButton.length;i++){digitButton[i]=new MyDigitButton(tempX,y,WIDTH,HEIGHT,digitButtonText[i], this);digitButton[i].setForeground(Color.BLUE);tempX+=WIDTH+H_SPACE;if((i+1)%30){tempX=digitX; y+=HEIGHT+V_SPACE;}}//set Co-ordinates for Operator Buttonsint opsX=digitX+2*(WIDTH+H_SPACE)+H_SPACE;int opsY=digitY;tempX=opsX; y=opsY;for(int i=0;i<operatorButton.length;i++){tempX+=WIDTH+H_SPACE;operatorButton[i]=new MyOperatorButton(tempX,y,WIDTH,HEIGHT,operatorButtonText[i], this);operatorButton[i].setForeground(Color.RED);if((i+1)%20){tempX=opsX; y+=HEIGHT+V_SPACE;}}addWindowListener(new WindowAdapter(){public void windowClosing(WindowEvent ev){System.exit(0);}});setLayout(null);setSize(FRAME_WIDTH,FRAME_HEIGHT);setVisible(true);}//////////////////////////////////static String getFormattedText(double temp){String resText='+temp;if(resText.lastIndexOf('.0')>0) resText=resText.substring(0,resText.length()-2);return resText;}////////////////////////////////////////public static void main(String []args){new MyCalculator('Calculator - JavaTpoint');}}/*******************************************/class MyDigitButton extends Button implements ActionListener{MyCalculator cl;//////////////////////////////////////////MyDigitButton(int x,int y, int width,int height,String cap, MyCalculator clc){super(cap);setBounds(x,y,width,height);this.cl=clc;this.cl.add(this);addActionListener(this);}////////////////////////////////////////////////static boolean isInString(String s, char ch){for(int i=0; i<s.length();i++) if(s.charAt(i)ch) return true;return false;}/////////////////////////////////////////////////public void actionPerformed(ActionEvent ev){String tempText=((MyDigitButton)ev.getSource()).getLabel();if(tempText.equals('.')){ if(cl.setClear) {cl.displayLabel.setText('0.');cl.setClear=false;} else if(!isInString(cl.displayLabel.getText(),'.')) cl.displayLabel.setText(cl.displayLabel.getText()+'.'); return;}int index=0;try{ index=Integer.parseInt(tempText); }catch(NumberFormatException e){return;}if (index0 && cl.displayLabel.getText().equals('0')) return;if(cl.setClear) {cl.displayLabel.setText('+index);cl.setClear=false;}else cl.displayLabel.setText(cl.displayLabel.getText()+index);}//actionPerformed}//class defination/********************************************/class MyOperatorButton extends Button implements ActionListener{MyCalculator cl;MyOperatorButton(int x,int y, int width,int height,String cap, MyCalculator clc){super(cap);setBounds(x,y,width,height);this.cl=clc;this.cl.add(this);addActionListener(this);}///////////////////////public void actionPerformed(ActionEvent ev){String opText=((MyOperatorButton)ev.getSource()).getLabel();cl.setClear=true;double temp=Double.parseDouble(cl.displayLabel.getText());if(opText.equals('1/x')) { try {double tempd=1/(double)temp; cl.displayLabel.setText(MyCalculator.getFormattedText(tempd));} catch(ArithmeticException excp) {cl.displayLabel.setText('Divide by 0.');} return; }if(opText.equals('sqrt')) { try {double tempd=Math.sqrt(temp); cl.displayLabel.setText(MyCalculator.getFormattedText(tempd));} catch(ArithmeticException excp) {cl.displayLabel.setText('Divide by 0.');} return; }if(!opText.equals('=')) { cl.number=temp; cl.op=opText.charAt(0); return; }// process = button pressedswitch(cl.op){case '+': temp+=cl.number;break;case '-': temp=cl.number-temp;break;case '*': temp*=cl.number;break;case '%': try{temp=cl.number%temp;} catch(ArithmeticException excp) {cl.displayLabel.setText('Divide by 0.'); return;} break;case '/': try{temp=cl.number/temp;} catch(ArithmeticException excp) {cl.displayLabel.setText('Divide by 0.'); return;} break;}//switchcl.displayLabel.setText(MyCalculator.getFormattedText(temp));//cl.number=temp;}//actionPerformed}//class/****************************************/class MyMemoryButton extends Button implements ActionListener{MyCalculator cl;/////////////////////////////////MyMemoryButton(int x,int y, int width,int height,String cap, MyCalculator clc){super(cap);setBounds(x,y,width,height);this.cl=clc;this.cl.add(this);addActionListener(this);}////////////////////////////////////////////////public void actionPerformed(ActionEvent ev){char memop=((MyMemoryButton)ev.getSource()).getLabel().charAt(1);cl.setClear=true;double temp=Double.parseDouble(cl.displayLabel.getText());switch(memop){case 'C': cl.memLabel.setText(' ');cl.memValue=0.0;break;case 'R': cl.displayLabel.setText(MyCalculator.getFormattedText(cl.memValue));break;case 'S': cl.memValue=0.0;case '+': cl.memValue+=Double.parseDouble(cl.displayLabel.getText()); if(cl.displayLabel.getText().equals('0')    cl.displayLabel.getText().equals('0.0') ) cl.memLabel.setText(' '); else cl.memLabel.setText('M'); break;}//switch}//actionPerformed}//class/*****************************************/class MySpecialButton extends Button implements ActionListener{MyCalculator cl;MySpecialButton(int x,int y, int width,int height,String cap, MyCalculator clc){super(cap);setBounds(x,y,width,height);this.cl=clc;this.cl.add(this);addActionListener(this);}//////////////////////static String backSpace(String s){String Res=';for(int i=0; i<s.length()-1; i++) Res+=s.charAt(i);return Res;}//////////////////////////////////////////////////////////public void actionPerformed(ActionEvent ev){String opText=((MySpecialButton)ev.getSource()).getLabel();//check for backspace buttonif(opText.equals('Backspc')){String tempText=backSpace(cl.displayLabel.getText());if(tempText.equals(')) cl.displayLabel.setText('0');else cl.displayLabel.setText(tempText);return;}//check for 'C' button i.e. Resetif(opText.equals('C')) {cl.number=0.0; cl.op=' '; cl.memValue=0.0;cl.memLabel.setText(' ');}//it must be CE button pressedcl.displayLabel.setText('0');cl.setClear=true;}//actionPerformed}//class/*********************************************Features not implemented and few bugsi) No coding done for '+/-' button.ii) Menubar is not included.iii)Not for Scientific calculationiv)Some of the computation may lead to unexpected result due to the representation of Floating point numbers in computer is an approximation to the given value that can be stored physically in memory.***********************************************/

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Scientific Calculator Source Code In Java Free Download Windows 10