public void editUser(String name, String password, String rights) throws InvalidPacketException {
QByteArray data = new QByteArray();
QByteArray value = new QByteArray(name + "\n" + password + "\n" + rights);
QDataStream s = new QDataStream(data, QIODevice.OpenModeFlag.WriteOnly);
s.writeInt(value.length());
data.append(value);
data.prepend(USER);
sendData(data);
while (socket.bytesAvailable() < 1) socket.waitForReadyRead(10000);
if (socket.read(1).at(0) != 4) throw new InvalidPacketException();
}
public void editProduct(String pId, String pName, String pPrice) throws InvalidPacketException {
QByteArray data = new QByteArray();
QByteArray value = new QByteArray(pId + "\n" + pName + "\n" + pPrice);
QDataStream s = new QDataStream(data, QIODevice.OpenModeFlag.WriteOnly);
s.writeInt(value.length());
data.append(value);
data.prepend(PRODUCT);
sendData(data);
while (socket.bytesAvailable() < 1) socket.waitForReadyRead(10000);
if (socket.read(1).at(0) != 4) throw new InvalidPacketException();
}
void setData(String mimetype, QByteArray newData) {
mimeType = mimetype;
data = new QByteArray(newData);
dragDropLabel.setText(String.valueOf(data.size()) + " bytes.");
List<String> formats = new Vector<String>();
formats.add(mimetype);
mimeTypes.emit(formats);
}
public String addVoucher(double value) throws InvalidPacketException {
QByteArray data = new QByteArray();
QByteArray v = new QByteArray(value + "");
QDataStream s = new QDataStream(data, QIODevice.OpenModeFlag.WriteOnly);
s.writeInt(v.length());
data.append(v);
data.prepend(VOUCHER);
sendData(data);
while (socket.bytesAvailable() < 5) // int
socket.waitForReadyRead(10000);
if (socket.read(1).at(0) != 4) throw new InvalidPacketException();
int length = (new QDataStream(socket)).readInt();
while (socket.bytesAvailable() < length) socket.waitForReadyRead(10000);
return socket.read(length).toString();
}
private void createActions() {
openAct = new QAction(tr("&Open..."), this);
openAct.setShortcut(tr("Ctrl+O"));
openAct.triggered.connect(this, "open()");
saveAsActs = new LinkedList<QAction>();
for (QByteArray format : QImageWriter.supportedImageFormats()) {
String text = new String(format.toByteArray()).toUpperCase() + "...";
QAction action = new QAction(text, this);
action.setData(format);
action.triggered.connect(this, "save()");
saveAsActs.add(action);
}
printAct = new QAction(tr("&Print..."), this);
printAct.triggered.connect(scribbleArea, "print()");
exitAct = new QAction(tr("E&xit"), this);
exitAct.setShortcut(tr("Ctrl+Q"));
exitAct.triggered.connect(this, "close()");
penColorAct = new QAction(tr("&Pen Color..."), this);
penColorAct.triggered.connect(this, "penColor()");
penWidthAct = new QAction(tr("Pen &Width..."), this);
penWidthAct.triggered.connect(this, "penWidth()");
clearScreenAct = new QAction(tr("&Clear Screen"), this);
clearScreenAct.setShortcut(tr("Ctrl+L"));
clearScreenAct.triggered.connect(scribbleArea, "clearImage()");
aboutAct = new QAction(tr("&About"), this);
aboutAct.triggered.connect(this, "about()");
aboutQtAct = new QAction(tr("About &Qt"), this);
aboutQtAct.triggered.connect(QApplication.instance(), "aboutQt()");
}
private void save() {
QAction action = (QAction) QSignalEmitter.signalSender();
QByteArray fileFormat = QVariant.toByteArray(action.data());
saveFile(new String(fileFormat.toByteArray()));
}