The QEvent class is the base class of all event classes. Event objects contain event parameters.| doc.qt.io
The QUrl class provides a convenient interface for working with URLs.| doc.qt.io
The QObject class is the base class of all Qt objects.| doc.qt.io
The QList class is a template class that provides a dynamic array.| doc.qt.io
The QStringList class provides a list of strings.| doc.qt.io
The QQmlEngine class provides an environment for instantiating QML components.| doc.qt.io
The QString class provides a Unicode character string.| doc.qt.io
The QCoreApplication class provides an event loop for Qt applications without UI.| doc.qt.io