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Classic.java
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/*
* Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
* Click nbfs://nbhost/SystemFileSystem/Templates/GUIForms/JFrame.java to edit this template
*/
package com.mycompany.monocalculator;
import java.math.*;
import java.text.DecimalFormat;
public class Classic extends javax.swing.JFrame {
static final char ADDITION = '+', SUBTRACTION = '-', MULTIPLICATION = 'x', DIVISION = '÷';
private String previousStr = "";
private String currentStr = "";
private char operation = 0;
private String primaryPrefix = "";
private boolean justEquals = false;
private double lastResult;
private boolean hasSetPrimary = false;
DecimalFormat valueFormat = new DecimalFormat("0.#");
private void appendNum(char num) {
if (justEquals) {
currentStr = "";
}
currentStr += num;
primaryLabel.setText(primaryPrefix + currentStr);
//setCurrentNum(num + currentNum * 10);
justEquals = false;
}
private void setOperation(char newOperation) {
if (operation != 0) {
equals();
}
if (justEquals == false) {
previousStr = currentStr;
}
operation = newOperation;
currentStr = "";
primaryPrefix = String.format("%s %c ", primaryLabel.getText(), operation);
primaryLabel.setText(primaryPrefix);
justEquals = false;
}
private void equals() {
contextLabel.setText(primaryLabel.getText() + " =");
double previousNum = Double.parseDouble(previousStr);
double currentNum = Double.parseDouble(currentStr);
switch (operation) {
case ADDITION:
previousNum += currentNum;
break;
case SUBTRACTION:
previousNum -= currentNum;
break;
case MULTIPLICATION:
previousNum *= currentNum;
break;
case DIVISION:
previousNum /= currentNum;
break;
default:
return;
}
previousStr = valueFormat.format(previousNum);
clearPrimary();
justEquals = true;
primaryLabel.setText(previousStr);
}
private void clearPrimary() {
primaryPrefix = "";
currentStr = "";
operation = 0;
}
/**
* Creates new form Test
*/
public Classic() {
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">//GEN-BEGIN:initComponents
private void initComponents() {
contextLabel = new javax.swing.JLabel();
primaryLabel = new javax.swing.JLabel();
percent = new javax.swing.JButton();
clearEntry = new javax.swing.JButton();
clear = new javax.swing.JButton();
backspace = new javax.swing.JButton();
over = new javax.swing.JButton();
square = new javax.swing.JButton();
squareroot = new javax.swing.JButton();
division = new javax.swing.JButton();
num_7 = new javax.swing.JButton();
num_8 = new javax.swing.JButton();
num_9 = new javax.swing.JButton();
multiplication = new javax.swing.JButton();
num_4 = new javax.swing.JButton();
num_5 = new javax.swing.JButton();
num_6 = new javax.swing.JButton();
subtraction = new javax.swing.JButton();
num_1 = new javax.swing.JButton();
num_2 = new javax.swing.JButton();
num_3 = new javax.swing.JButton();
addition = new javax.swing.JButton();
negate = new javax.swing.JButton();
num_0 = new javax.swing.JButton();
dot = new javax.swing.JButton();
equals = new javax.swing.JButton();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
contextLabel.setHorizontalAlignment(javax.swing.SwingConstants.RIGHT);
primaryLabel.setFont(new java.awt.Font("Segoe UI", 1, 36)); // NOI18N
primaryLabel.setHorizontalAlignment(javax.swing.SwingConstants.RIGHT);
primaryLabel.setText("0");
percent.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
percent.setText("%");
percent.setMinimumSize(new java.awt.Dimension(65, 30));
clearEntry.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
clearEntry.setText("CE");
clearEntry.setMinimumSize(new java.awt.Dimension(65, 30));
clearEntry.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
clearEntryActionPerformed(evt);
}
});
clear.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
clear.setText("C");
clear.setMinimumSize(new java.awt.Dimension(65, 30));
clear.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
clearActionPerformed(evt);
}
});
backspace.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
backspace.setText("<-");
backspace.setMinimumSize(new java.awt.Dimension(65, 30));
over.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
over.setText("1/x");
over.setMinimumSize(new java.awt.Dimension(65, 30));
square.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
square.setText("x²");
square.setMinimumSize(new java.awt.Dimension(65, 30));
squareroot.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
squareroot.setText("√");
squareroot.setMinimumSize(new java.awt.Dimension(65, 30));
division.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
division.setText("÷");
division.setMinimumSize(new java.awt.Dimension(65, 30));
division.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
divisionActionPerformed(evt);
}
});
num_7.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_7.setText("7");
num_7.setMinimumSize(new java.awt.Dimension(65, 30));
num_7.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_7ActionPerformed(evt);
}
});
num_8.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_8.setText("8");
num_8.setMinimumSize(new java.awt.Dimension(65, 30));
num_8.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_8ActionPerformed(evt);
}
});
num_9.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_9.setText("9");
num_9.setMinimumSize(new java.awt.Dimension(65, 30));
num_9.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_9ActionPerformed(evt);
}
});
multiplication.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
multiplication.setText("x");
multiplication.setMinimumSize(new java.awt.Dimension(65, 30));
multiplication.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
multiplicationActionPerformed(evt);
}
});
num_4.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_4.setText("4");
num_4.setMinimumSize(new java.awt.Dimension(65, 30));
num_4.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_4ActionPerformed(evt);
}
});
num_5.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_5.setText("5");
num_5.setMinimumSize(new java.awt.Dimension(65, 30));
num_5.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_5ActionPerformed(evt);
}
});
num_6.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_6.setText("6");
num_6.setMinimumSize(new java.awt.Dimension(65, 30));
num_6.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_6ActionPerformed(evt);
}
});
subtraction.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
subtraction.setText("-");
subtraction.setMinimumSize(new java.awt.Dimension(65, 30));
subtraction.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
subtractionActionPerformed(evt);
}
});
num_1.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_1.setText("1");
num_1.setMinimumSize(new java.awt.Dimension(65, 30));
num_1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_1ActionPerformed(evt);
}
});
num_2.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_2.setText("2");
num_2.setMinimumSize(new java.awt.Dimension(65, 30));
num_2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_2ActionPerformed(evt);
}
});
num_3.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_3.setText("3");
num_3.setMinimumSize(new java.awt.Dimension(65, 30));
num_3.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_3ActionPerformed(evt);
}
});
addition.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
addition.setText("+");
addition.setMinimumSize(new java.awt.Dimension(65, 30));
addition.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
additionActionPerformed(evt);
}
});
negate.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
negate.setText("+/-");
negate.setMinimumSize(new java.awt.Dimension(65, 30));
num_0.setFont(new java.awt.Font("Segoe UI", 1, 18)); // NOI18N
num_0.setText("0");
num_0.setMinimumSize(new java.awt.Dimension(65, 30));
num_0.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
num_0ActionPerformed(evt);
}
});
dot.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
dot.setText(".");
dot.setMinimumSize(new java.awt.Dimension(65, 30));
dot.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
dotActionPerformed(evt);
}
});
equals.setFont(new java.awt.Font("Segoe UI", 0, 18)); // NOI18N
equals.setText("=");
equals.setMinimumSize(new java.awt.Dimension(65, 30));
equals.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
equalsActionPerformed(evt);
}
});
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)
.addGroup(layout.createSequentialGroup()
.addComponent(over, javax.swing.GroupLayout.DEFAULT_SIZE, 94, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(square, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(squareroot, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(division, javax.swing.GroupLayout.DEFAULT_SIZE, 96, Short.MAX_VALUE))
.addGroup(layout.createSequentialGroup()
.addComponent(num_1, javax.swing.GroupLayout.DEFAULT_SIZE, 94, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(num_2, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(num_3, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(addition, javax.swing.GroupLayout.DEFAULT_SIZE, 96, Short.MAX_VALUE))
.addGroup(layout.createSequentialGroup()
.addComponent(num_7, javax.swing.GroupLayout.DEFAULT_SIZE, 94, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(num_8, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(num_9, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(multiplication, javax.swing.GroupLayout.DEFAULT_SIZE, 96, Short.MAX_VALUE))
.addGroup(layout.createSequentialGroup()
.addComponent(negate, javax.swing.GroupLayout.DEFAULT_SIZE, 94, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(num_0, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(dot, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(equals, javax.swing.GroupLayout.DEFAULT_SIZE, 96, Short.MAX_VALUE))
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addComponent(percent, javax.swing.GroupLayout.DEFAULT_SIZE, 94, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(clearEntry, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(clear, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(backspace, javax.swing.GroupLayout.DEFAULT_SIZE, 96, Short.MAX_VALUE))
.addComponent(contextLabel, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(primaryLabel, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addGroup(layout.createSequentialGroup()
.addComponent(num_4, javax.swing.GroupLayout.DEFAULT_SIZE, 94, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(num_5, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(num_6, javax.swing.GroupLayout.DEFAULT_SIZE, 93, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(subtraction, javax.swing.GroupLayout.DEFAULT_SIZE, 96, Short.MAX_VALUE)))
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(contextLabel, javax.swing.GroupLayout.PREFERRED_SIZE, 30, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(primaryLabel, javax.swing.GroupLayout.DEFAULT_SIZE, 79, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.CENTER)
.addComponent(percent, javax.swing.GroupLayout.DEFAULT_SIZE, 53, Short.MAX_VALUE)
.addComponent(clearEntry, javax.swing.GroupLayout.DEFAULT_SIZE, 53, Short.MAX_VALUE)
.addComponent(clear, javax.swing.GroupLayout.DEFAULT_SIZE, 53, Short.MAX_VALUE)
.addComponent(backspace, javax.swing.GroupLayout.DEFAULT_SIZE, 53, Short.MAX_VALUE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.CENTER)
.addComponent(over, javax.swing.GroupLayout.DEFAULT_SIZE, 56, Short.MAX_VALUE)
.addComponent(square, javax.swing.GroupLayout.DEFAULT_SIZE, 56, Short.MAX_VALUE)
.addComponent(squareroot, javax.swing.GroupLayout.DEFAULT_SIZE, 56, Short.MAX_VALUE)
.addComponent(division, javax.swing.GroupLayout.DEFAULT_SIZE, 56, Short.MAX_VALUE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.CENTER)
.addComponent(num_7, javax.swing.GroupLayout.DEFAULT_SIZE, 59, Short.MAX_VALUE)
.addComponent(num_8, javax.swing.GroupLayout.DEFAULT_SIZE, 59, Short.MAX_VALUE)
.addComponent(num_9, javax.swing.GroupLayout.DEFAULT_SIZE, 59, Short.MAX_VALUE)
.addComponent(multiplication, javax.swing.GroupLayout.DEFAULT_SIZE, 59, Short.MAX_VALUE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.CENTER)
.addComponent(num_4, javax.swing.GroupLayout.DEFAULT_SIZE, 57, Short.MAX_VALUE)
.addComponent(num_5, javax.swing.GroupLayout.DEFAULT_SIZE, 57, Short.MAX_VALUE)
.addComponent(num_6, javax.swing.GroupLayout.DEFAULT_SIZE, 57, Short.MAX_VALUE)
.addComponent(subtraction, javax.swing.GroupLayout.DEFAULT_SIZE, 57, Short.MAX_VALUE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.CENTER)
.addComponent(num_1, javax.swing.GroupLayout.DEFAULT_SIZE, 56, Short.MAX_VALUE)
.addComponent(num_2, javax.swing.GroupLayout.DEFAULT_SIZE, 56, Short.MAX_VALUE)
.addComponent(num_3, javax.swing.GroupLayout.DEFAULT_SIZE, 56, Short.MAX_VALUE)
.addComponent(addition, javax.swing.GroupLayout.DEFAULT_SIZE, 56, Short.MAX_VALUE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.CENTER)
.addComponent(negate, javax.swing.GroupLayout.DEFAULT_SIZE, 57, Short.MAX_VALUE)
.addComponent(num_0, javax.swing.GroupLayout.DEFAULT_SIZE, 57, Short.MAX_VALUE)
.addComponent(dot, javax.swing.GroupLayout.DEFAULT_SIZE, 57, Short.MAX_VALUE)
.addComponent(equals, javax.swing.GroupLayout.DEFAULT_SIZE, 57, Short.MAX_VALUE))
.addContainerGap())
);
pack();
}// </editor-fold>//GEN-END:initComponents
private void num_2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_2ActionPerformed
appendNum('2');
}//GEN-LAST:event_num_2ActionPerformed
private void additionActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_additionActionPerformed
setOperation(ADDITION);
}//GEN-LAST:event_additionActionPerformed
private void equalsActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_equalsActionPerformed
equals();
}//GEN-LAST:event_equalsActionPerformed
private void num_0ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_0ActionPerformed
appendNum('0');
}//GEN-LAST:event_num_0ActionPerformed
private void num_1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_1ActionPerformed
appendNum('1');
}//GEN-LAST:event_num_1ActionPerformed
private void num_3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_3ActionPerformed
appendNum('3');
}//GEN-LAST:event_num_3ActionPerformed
private void num_4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_4ActionPerformed
appendNum('4');
}//GEN-LAST:event_num_4ActionPerformed
private void num_5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_5ActionPerformed
appendNum('5');
}//GEN-LAST:event_num_5ActionPerformed
private void num_6ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_6ActionPerformed
appendNum('6');
}//GEN-LAST:event_num_6ActionPerformed
private void num_7ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_7ActionPerformed
appendNum('7');
}//GEN-LAST:event_num_7ActionPerformed
private void num_8ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_8ActionPerformed
appendNum('8');
}//GEN-LAST:event_num_8ActionPerformed
private void num_9ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_num_9ActionPerformed
appendNum('9');
}//GEN-LAST:event_num_9ActionPerformed
private void subtractionActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_subtractionActionPerformed
setOperation(SUBTRACTION);
}//GEN-LAST:event_subtractionActionPerformed
private void multiplicationActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_multiplicationActionPerformed
setOperation(MULTIPLICATION);
}//GEN-LAST:event_multiplicationActionPerformed
private void divisionActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_divisionActionPerformed
setOperation(DIVISION);
}//GEN-LAST:event_divisionActionPerformed
private void clearActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_clearActionPerformed
contextLabel.setText("");
primaryLabel.setText("0");
clearPrimary();
}//GEN-LAST:event_clearActionPerformed
private void clearEntryActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_clearEntryActionPerformed
//setCurrentNum('0');
}//GEN-LAST:event_clearEntryActionPerformed
private void dotActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_dotActionPerformed
appendNum('.');
}//GEN-LAST:event_dotActionPerformed
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(Classic.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(Classic.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(Classic.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(Classic.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new Classic().setVisible(true);
}
});
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JButton addition;
private javax.swing.JButton backspace;
private javax.swing.JButton clear;
private javax.swing.JButton clearEntry;
private javax.swing.JLabel contextLabel;
private javax.swing.JButton division;
private javax.swing.JButton dot;
private javax.swing.JButton equals;
private javax.swing.JButton multiplication;
private javax.swing.JButton negate;
private javax.swing.JButton num_0;
private javax.swing.JButton num_1;
private javax.swing.JButton num_2;
private javax.swing.JButton num_3;
private javax.swing.JButton num_4;
private javax.swing.JButton num_5;
private javax.swing.JButton num_6;
private javax.swing.JButton num_7;
private javax.swing.JButton num_8;
private javax.swing.JButton num_9;
private javax.swing.JButton over;
private javax.swing.JButton percent;
private javax.swing.JLabel primaryLabel;
private javax.swing.JButton square;
private javax.swing.JButton squareroot;
private javax.swing.JButton subtraction;
// End of variables declaration//GEN-END:variables
}