Senin, 16 Januari 2017

Kalkulator

CALCULATOR



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Calculator

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/*
 * calculator1.java
 *
 * Created on Jan 9, 2017, 6:13:21 PM
 *

/**
 *
 * @author ASUS
 */
public class calculator1 extends javax.swing.JFrame {
private double total1 = 0.0;
private double total2 = 0.0;
private char math_operator;


private void  getOperator(String btnText){

 math_operator = btnText.charAt(0);
total1 = total1 + Double.parseDouble(text1.getText());
text1.setText("");
    }
    /** Creates new form calculator1 */
    public calculator1() {
        initComponents();
    }


    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">                         
    private void initComponents() {

        text1 = new javax.swing.JTextField();
        cmd1 = new javax.swing.JButton();
        cmd2 = new javax.swing.JButton();
        cmd3 = new javax.swing.JButton();
        cmd4 = new javax.swing.JButton();
        cmd5 = new javax.swing.JButton();
        cmd6 = new javax.swing.JButton();
        cmd7 = new javax.swing.JButton();
        cmd8 = new javax.swing.JButton();
        cmd9 = new javax.swing.JButton();
        cmd0 = new javax.swing.JButton();
        cmdclear = new javax.swing.JButton();
        cmdtambah = new javax.swing.JButton();
        cmdkurang = new javax.swing.JButton();
        cmdbagi = new javax.swing.JButton();
        cmdkali = new javax.swing.JButton();
        cmdsamadengan = new javax.swing.JButton();
        jLabel1 = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        cmd1.setText("1");
        cmd1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd1ActionPerformed(evt);
            }
        });

        cmd2.setText("2");
        cmd2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd2ActionPerformed(evt);
            }
        });

        cmd3.setText("3");
        cmd3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd3ActionPerformed(evt);
            }
        });

        cmd4.setText("4");
        cmd4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd4ActionPerformed(evt);
            }
        });

        cmd5.setText("5");
        cmd5.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd5ActionPerformed(evt);
            }
        });

        cmd6.setText("6");
        cmd6.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd6ActionPerformed(evt);
            }
        });

        cmd7.setText("7");
        cmd7.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd7ActionPerformed(evt);
            }
        });

        cmd8.setText("8");
        cmd8.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd8ActionPerformed(evt);
            }
        });

        cmd9.setText("9");
        cmd9.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd9ActionPerformed(evt);
            }
        });

        cmd0.setText("0");
        cmd0.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmd0ActionPerformed(evt);
            }
        });

        cmdclear.setText("C");
        cmdclear.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmdclearActionPerformed(evt);
            }
        });

        cmdtambah.setText("+");
        cmdtambah.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmdtambahActionPerformed(evt);
            }
        });

        cmdkurang.setText("-");
        cmdkurang.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmdkurangActionPerformed(evt);
            }
        });

        cmdbagi.setText("/");
        cmdbagi.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmdbagiActionPerformed(evt);
            }
        });

        cmdkali.setText("*");
        cmdkali.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmdkaliActionPerformed(evt);
            }
        });

        cmdsamadengan.setText("=");
        cmdsamadengan.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmdsamadenganActionPerformed(evt);
            }
        });

        jLabel1.setFont(new java.awt.Font("Arial Unicode MS", 1, 14));
        jLabel1.setText("Clara A Ginting");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(text1, javax.swing.GroupLayout.PREFERRED_SIZE, 408, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 30, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                            .addComponent(cmd1, javax.swing.GroupLayout.DEFAULT_SIZE, 51, Short.MAX_VALUE)
                            .addComponent(cmd4, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(cmd7, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                        .addGap(18, 18, 18)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                            .addComponent(cmd2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(cmd5, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(cmd8, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(cmd0, javax.swing.GroupLayout.PREFERRED_SIZE, 49, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGap(18, 18, 18)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(cmd6, javax.swing.GroupLayout.DEFAULT_SIZE, 48, Short.MAX_VALUE)
                            .addComponent(cmd9, javax.swing.GroupLayout.DEFAULT_SIZE, 48, Short.MAX_VALUE)
                            .addComponent(cmd3, javax.swing.GroupLayout.PREFERRED_SIZE, 48, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGap(72, 72, 72)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(cmdsamadengan, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 109, Short.MAX_VALUE)
                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                .addComponent(cmdclear, javax.swing.GroupLayout.PREFERRED_SIZE, 50, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                                    .addComponent(cmdtambah, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                    .addComponent(cmdkali, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                    .addComponent(cmdbagi, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                    .addComponent(cmdkurang, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))))
                        .addGap(23, 23, 23))
                    .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 111, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(text1, javax.swing.GroupLayout.PREFERRED_SIZE, 30, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(45, 45, 45)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(cmdtambah, javax.swing.GroupLayout.PREFERRED_SIZE, 34, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGap(7, 7, 7)
                        .addComponent(cmdkurang, javax.swing.GroupLayout.PREFERRED_SIZE, 33, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(cmdbagi, javax.swing.GroupLayout.PREFERRED_SIZE, 36, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(cmdkali, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                        .addComponent(cmdsamadengan, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE))
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                            .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
                                .addComponent(cmd1, javax.swing.GroupLayout.PREFERRED_SIZE, 34, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(13, 13, 13)
                                .addComponent(cmd4, javax.swing.GroupLayout.PREFERRED_SIZE, 34, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 9, Short.MAX_VALUE)
                                .addComponent(cmd7, javax.swing.GroupLayout.PREFERRED_SIZE, 34, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(cmd2, javax.swing.GroupLayout.PREFERRED_SIZE, 35, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(cmd3, javax.swing.GroupLayout.PREFERRED_SIZE, 37, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(cmdclear, javax.swing.GroupLayout.PREFERRED_SIZE, 38, javax.swing.GroupLayout.PREFERRED_SIZE)))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                    .addComponent(cmd6, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 32, Short.MAX_VALUE)
                                    .addComponent(cmd5, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 32, Short.MAX_VALUE))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                    .addComponent(cmd9, javax.swing.GroupLayout.DEFAULT_SIZE, 32, Short.MAX_VALUE)
                                    .addComponent(cmd8, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 32, Short.MAX_VALUE))))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                        .addComponent(cmd0, javax.swing.GroupLayout.PREFERRED_SIZE, 34, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGap(37, 37, 37)))
                .addGap(14, 14, 14)
                .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 25, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap())
        );

        pack();
    }// </editor-fold>                       

    private void cmd1ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd1Text = text1.getText() + cmd1.getText();
        text1.setText( cmd1Text );        // TODO add your handling code here:
    }                                   

    private void cmd2ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd2Text = text1.getText() + cmd2.getText();
        text1.setText( cmd2Text );        // TODO add your handling code here:
    }                                   

    private void cmd3ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd3Text = text1.getText() + cmd3.getText();
        text1.setText( cmd3Text );        // TODO add your handling code here:
    }                                   

    private void cmd4ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd4Text = text1.getText() + cmd4.getText();
        text1.setText( cmd4Text );         // TODO add your handling code here:
    }                                   

    private void cmd5ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd5Text = text1.getText() + cmd5.getText();
        text1.setText( cmd5Text );        // TODO add your handling code here:
    }                                   

    private void cmd6ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd5Text = text1.getText() + cmd6.getText();
        text1.setText( cmd5Text );        // TODO add your handling code here:
    }                                   

    private void cmd7ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd5Text = text1.getText() + cmd7.getText();
        text1.setText( cmd5Text );        // TODO add your handling code here:
    }                                   

    private void cmd8ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd5Text = text1.getText() + cmd8.getText();
        text1.setText( cmd5Text );        // TODO add your handling code here:
    }                                   

    private void cmd9ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd5Text = text1.getText() + cmd9.getText();
        text1.setText( cmd5Text );        // TODO add your handling code here:
    }                                   

    private void cmdsamadenganActionPerformed(java.awt.event.ActionEvent evt) {                                             
switch (math_operator){
            case '+':
            total2 = total1 + Double.parseDouble(text1.getText( ) );
            break;
            case '-':
            total2 = total1 - Double.parseDouble(text1.getText( ) );
            break;
            case '*':
            total2 = total1 * Double.parseDouble(text1.getText( ) );
            break;
            case '/':
            total2 = total1 / Double.parseDouble(text1.getText( ) );
            break;
        }
        text1.setText( Double.toString(total2) );
        total1 = 0;        // TODO add your handling code here:
    }                                            

    private void cmd0ActionPerformed(java.awt.event.ActionEvent evt) {                                    
String cmd5Text = text1.getText() + cmd0.getText();
        text1.setText( cmd5Text );        // TODO add your handling code here:
    }                                   

    private void cmdclearActionPerformed(java.awt.event.ActionEvent evt) {                                        
total2 = 0;
        text1.setText("");        // TODO add your handling code here:
    }                                       

    private void cmdtambahActionPerformed(java.awt.event.ActionEvent evt) {                                         
String button_text = cmdtambah.getText();
        getOperator(button_text);        // TODO add your handling code here:
    }                                        

    private void cmdkurangActionPerformed(java.awt.event.ActionEvent evt) {                                         
String button_text = cmdkurang.getText();
        getOperator(button_text);        // TODO add your handling code here:
    }                                        

    private void cmdbagiActionPerformed(java.awt.event.ActionEvent evt) {                                       
String button_text = cmdbagi.getText();        getOperator(button_text);        // TODO add your handling code here:
    }                                      

    private void cmdkaliActionPerformed(java.awt.event.ActionEvent evt) {                                       
String button_text = cmdkali.getText();        getOperator(button_text);        // TODO add your handling code here:
    }                                      
    {

    }
    /**
    * @param args the command line arguments
    */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new calculator1().setVisible(true);
            }
        });
    }
    {

    }

    // Variables declaration - do not modify                    
    private javax.swing.JButton cmd0;
    private javax.swing.JButton cmd1;
    private javax.swing.JButton cmd2;
    private javax.swing.JButton cmd3;
    private javax.swing.JButton cmd4;
    private javax.swing.JButton cmd5;
    private javax.swing.JButton cmd6;
    private javax.swing.JButton cmd7;
    private javax.swing.JButton cmd8;
    private javax.swing.JButton cmd9;
    private javax.swing.JButton cmdbagi;
    private javax.swing.JButton cmdclear;
    private javax.swing.JButton cmdkali;
    private javax.swing.JButton cmdkurang;
    private javax.swing.JButton cmdsamadengan;
    private javax.swing.JButton cmdtambah;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JTextField text1;
    // End of variables declaration                  



}
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