Helper Classes

Systray: Two classes that offer portable system tray icon functionality.

QSignalWaiter: Block until a specified signal is emitted, allowing the developer to write convenient, synchronous code.

qtmd5(): Calculate the MD5 sum of a QByteArray (header, implementation)

QExtSerialPort: Provides the QIODevice API for an RS232 serial port. (German thread)

QxNullable: Store a value or a distinct null.

GrowlNotifier: Send notifications to Growl from Qt4 applications.

- old implementation (just uses QT) Needs qtmd5(), above. Only supports networked notifications for now (will change later). (header, implementation)
- New implementation (uses corefoundation) supports images. header and implementation

QZip: a Qt library to access ZIP files

mDNS browser: a class for looking up services with mDNS (bonjour, zeroconf, randevouz)

QxRPCPeer: Transmit Qt signals over the network to connected slots on a remote computer.