public void runCalculatorDialog(MouseEvent e) {
if (calculatorDialog == null) {
JFrame frame = null;
Container container = getTopLevelAncestor();
if (container instanceof JFrame) {
frame = (JFrame) container;
}
calculatorDialog = new JDialog(frame, "Rechner", true);
calculator = new Calculator();
calculator.getOKButton().addActionListener(this);
calculatorDialog.getContentPane().add(calculator);
calculatorDialog.pack();
}
// Set calculator's init value
Money money = getValue();
if (money != null) {
calculator.setValue(money.getValue());
} else {
calculator.setValue(0.0);
}
// calculate POP (point of presentation)
Point point = ((JComponent) e.getSource()).getLocationOnScreen();
int x = point.x + e.getX();
int y = point.y + e.getY();
// ensure that it does not exceed the screen limits
Dimension screenDim = Toolkit.getDefaultToolkit().getScreenSize();
Dimension dim = calculatorDialog.getPreferredSize();
if (x + dim.width >= screenDim.width) {
x = screenDim.width - dim.width - 1;
}
if (y + dim.height >= screenDim.height) {
y = screenDim.height - dim.height - 1;
}
// make it visible at wanted location
calculatorDialog.setLocation(x, y);
calculatorDialog.show();
}
public void actionPerformed(ActionEvent e) {
Object source = e.getSource();
if (calculator != null && source == calculator.getOKButton()) {
calculatorDialog.setVisible(false);
setValue(new Money(calculator.convertOutput(), moneyField.getValue().getCurrency()));
} else if (source == copyItem) {
Clipboard clipboard = getToolkit().getSystemClipboard();
Money value = getValue();
if (value == null) {
getToolkit().beep();
return;
}
StringSelection contents = new StringSelection(value.toString());
clipboard.setContents(contents, defaultClipboardOwner);
} else if (source == pasteItem) {
Clipboard clipboard = getToolkit().getSystemClipboard();
Transferable content = clipboard.getContents(this);
if (content == null) {
setValue(null);
getToolkit().beep();
return;
}
try {
String moneyData = (String) (content.getTransferData(DataFlavor.stringFlavor));
int index = moneyData.indexOf(' ');
if (index <= 0) {
getToolkit().beep();
return;
}
String value = moneyData.substring(0, index);
String currencyAbbreviation = moneyData.substring(index + 1);
value = value.replace(',', '.');
Money money = new Money(value, Money.getCurrencyValueFor(currencyAbbreviation));
setValue(money);
} catch (Exception ex) {
getToolkit().beep();
}
} else if (source == calculatorItem) {
Dimension size = this.moneyField.getSize();
runCalculatorDialog(
new MouseEvent(
this,
0, // id
System.currentTimeMillis(), // when
0, // modifiers
size.width, // x
size.height, // y
1, // clickCount
true // popuptrigger
));
} else if (source instanceof JMenuItem) {
JMenuItem menuItem = (JMenuItem) source;
// Perform 'changed currency' - action
String actionText = menuItem.getActionCommand();
// Cut off additional information from actionCommand
int currencyDelimPos = actionText.indexOf(" ");
if (currencyDelimPos > 0) {
actionText = actionText.substring(0, currencyDelimPos);
}
// lastCurrencyItem will show any currency except the default ones
boolean isNotDefault = true;
for (int i = 0; i < defaultCurrencies.length; i++) {
if (defaultCurrencies[i].equals(actionText)) {
isNotDefault = false;
break;
}
}
// @todo ... check if lastCurrencyItem is needed or not [aj] seems to be old stuff
if (isNotDefault && lastCurrencyItem != null) {
lastCurrencyItem.setText(actionText);
}
// Change the currency
changeCurrency(actionText, false);
} else if ("popup".equals(e.getActionCommand())) // key: SHIFT+F10 <=> popup
{
Point point = getLocation();
moneyPopup.doPopup(0, getHeight());
}
}