private void setPointButtonAction() {
JButton button = calculator.getButtonPoint();
Action action =
new AbstractAction("colonAction") {
@Override
public void actionPerformed(ActionEvent e) {
appendTextInCalculatorDisplay(".");
}
};
// Shortcut al punto normal
action.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_PERIOD, 0));
button.getActionMap().put("colonAction", action);
button
.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW)
.put((KeyStroke) action.getValue(Action.ACCELERATOR_KEY), "colonAction");
// Shortcut al punto del numpad
action.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_DECIMAL, 0));
button.getActionMap().put("colonAction", action);
button
.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW)
.put((KeyStroke) action.getValue(Action.ACCELERATOR_KEY), "colonAction");
button.addActionListener(action);
}
private void setMinusButtonAction() {
JButton button = calculator.getButtonMinus();
Action action =
new AbstractAction("buttonMinusAction") {
@Override
public void actionPerformed(ActionEvent e) {
appendTextInCalculatorDisplay("-");
}
};
// Shortcut al menos del numpad
action.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_SUBTRACT, 0));
button.getActionMap().put("buttonMinusAction", action);
button
.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW)
.put((KeyStroke) action.getValue(Action.ACCELERATOR_KEY), "buttonMinusAction");
// Shortcut al guion alto
action.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_MINUS, 0));
button.getActionMap().put("buttonMinusAction", action);
button
.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW)
.put((KeyStroke) action.getValue(Action.ACCELERATOR_KEY), "buttonMinusAction");
button.addActionListener(action);
}
private void setHexModeButtonAction() {
ActionListener hexModeAction =
new ActionListener() {
@Override
public void actionPerformed(ActionEvent event) {
calculator.setHexMode();
if (calculator.getPreviousMode() == CalculatorModes.DEC_MODE) {
// Convierto de decimal a hexadecimal
decToHex();
}
}
};
calculator.getHexModeButton().addActionListener(hexModeAction);
}
private void setFpModeButtonAction() {
ActionListener fpModeAction =
new ActionListener() {
@Override
public void actionPerformed(ActionEvent event) {
calculator.setFpMode();
if (calculator.getPreviousMode() == CalculatorModes.DEC_MODE) {
// Convierto de decimal a punto flotante
decToFp();
}
}
};
calculator.getFpModeButton().addActionListener(fpModeAction);
}
private void setDecModeButtonAction() {
ActionListener decModeAction =
new ActionListener() {
@Override
public void actionPerformed(ActionEvent event) {
calculator.setDecMode();
if (calculator.getPreviousMode() == CalculatorModes.HEX_MODE) {
// Convierto de hexadecimal a decimal
hexToDec();
} else if (calculator.getPreviousMode() == CalculatorModes.FP_MODE) {
fpToDec();
}
}
};
calculator.getDecModeButton().addActionListener(decModeAction);
}
private void fpToDec() {
if (calculator.getDisplayText().length() == 0) return;
try {
Integer displayNumber = Integer.valueOf(calculator.getDisplayText(), 16);
Double converted = Utils.fpToDec(displayNumber);
if ((displayNumber > 944.44444) || (displayNumber < -944.44444)) {
throw (new IllegalArgumentException());
}
calculator.setDisplayText(converted.toString());
} catch (NumberFormatException e) {
calculator.setDisplayText("Formato de numero invalido");
calculator.setErrorMode();
} catch (IllegalArgumentException e) {
calculator.setDisplayText("Numero fuera de rango");
calculator.setErrorMode();
}
}
// Sirve para numeros entre -127 y 128
private void hexToDec() {
if (calculator.getDisplayText().length() == 0) return;
try {
Long aux = Long.valueOf(calculator.getDisplayText(), 16);
aux = (aux > 127) ? (long) (aux - 256) : aux;
if ((aux > 127) || (aux < -128)) {
throw (new IllegalArgumentException());
}
calculator.setDisplayText(aux.toString());
} catch (NumberFormatException e) {
calculator.setDisplayText("Formato de numero invalido");
calculator.setErrorMode();
} catch (IllegalArgumentException e) {
calculator.setDisplayText("Numero fuera de rango");
calculator.setErrorMode();
}
}
private void setButtonCopyAction() {
JButton button = calculator.getButtonCopy();
Action action =
new AbstractAction("buttonCopyAction") {
@Override
public void actionPerformed(ActionEvent e) {
calculator.getDisplay().selectAll();
calculator.getDisplay().copy();
}
};
// Shortcut a control+c
action.putValue(
Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_C, KeyEvent.CTRL_DOWN_MASK));
button.getActionMap().put("buttonCopyAction", action);
button
.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW)
.put((KeyStroke) action.getValue(Action.ACCELERATOR_KEY), "buttonCopyAction");
button.addActionListener(action);
}
private void setButtonClearAction() {
JButton button = calculator.getButtonClear();
Action action =
new AbstractAction("buttonClearAction") {
@Override
public void actionPerformed(ActionEvent e) {
calculator.setDisplayText("");
if (calculator.getActualMode() == CalculatorModes.ERROR_MODE) {
calculator.reset();
calculator.setDecMode();
}
}
};
// Shorcut al space
action.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_SPACE, 0));
button.getActionMap().put("buttonClearAction", action);
button
.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW)
.put((KeyStroke) action.getValue(Action.ACCELERATOR_KEY), "buttonClearAction");
button.addActionListener(action);
}
// Sirve para numeros entre -127 y 128
private void decToHex() {
if (calculator.getDisplayText().length() == 0) return;
try {
Long displayNumber = Long.parseLong(calculator.getDisplayText());
Long number;
number = Math.abs(displayNumber);
if ((displayNumber > 127) || (displayNumber < -128)) {
throw (new IllegalArgumentException());
}
if (displayNumber < 0) {
// Paso el numero a binario y completo con 0 hasta 8 bits
String binary = Long.toBinaryString(number);
while (binary.length() < 8) {
binary = '0' + binary;
}
// Invertir bits
char[] inverted = binary.toCharArray();
for (Integer i = 0; i < inverted.length; i++) {
if (inverted[i] == '0') inverted[i] = '1';
else inverted[i] = '0';
}
String invertedString = new String(inverted);
number = Long.parseLong(invertedString, 2) + 1;
}
calculator.setDisplayText(Long.toHexString(number));
} catch (NumberFormatException e) {
calculator.setDisplayText("Formato de numero invalido");
calculator.setErrorMode();
} catch (IllegalArgumentException Exception) {
calculator.setDisplayText("Numero fuera de rango");
calculator.setErrorMode();
}
}
private void decToFp() {
if (calculator.getDisplayText().length() == 0) return;
String result = "";
try {
Double displayNumber = Double.parseDouble(calculator.getDisplayText());
if ((displayNumber > 944.44444) || (displayNumber < -944.44444)) {
throw (new IllegalArgumentException());
}
result = Utils.hexString(Utils.decToFp(displayNumber));
} catch (NumberFormatException e) {
result = "Formato de numero inválido";
calculator.setErrorMode();
} catch (IllegalArgumentException Exception) {
result = "Número fuera de rango";
calculator.setErrorMode();
} catch (LostPrecisionException e) {
result = Utils.hexString(e.getNumber());
calculator.showPrecisionLostDialog();
} finally {
calculator.setDisplayText(result);
}
}
private void appendTextInCalculatorDisplay(String text) {
calculator.getDisplay().append(text);
}
@Override
public void control() {
setDecModeButtonAction();
setHexModeButtonAction();
setFpModeButtonAction();
setButtonAction(calculator.getButton0(), "0");
setButtonAction(calculator.getButton1(), "1");
setButtonAction(calculator.getButton2(), "2");
setButtonAction(calculator.getButton3(), "3");
setButtonAction(calculator.getButton4(), "4");
setButtonAction(calculator.getButton5(), "5");
setButtonAction(calculator.getButton6(), "6");
setButtonAction(calculator.getButton7(), "7");
setButtonAction(calculator.getButton8(), "8");
setButtonAction(calculator.getButton9(), "9");
setButtonAction(calculator.getButtonA(), "A");
setButtonAction(calculator.getButtonB(), "B");
setButtonAction(calculator.getButtonC(), "C");
setButtonAction(calculator.getButtonD(), "D");
setButtonAction(calculator.getButtonE(), "E");
setButtonAction(calculator.getButtonF(), "F");
setMinusButtonAction();
setPointButtonAction();
setButtonClearAction();
setButtonCopyAction();
}
