signal and slots qt
Should I use signal/slot as much as I can in Qt?
In Qt, we have an alternative to the callback technique: We use signals and slots. A signal is emitted when a particular event occurs.
Delete signal/slot connection from Qt Designer
To establish a signal and slot connection between two widgets in a dialog, you first need to switch to Qt Designer's Edit Signals/Slots mode.
GitHub - wisoltech/qt-signal-slot: Connect QML to C++ with signals ...
QObject::connect(const QObject *sender, PointerToMemberFunction signal, const QObject *receiver, PointerToMemberFunction slot, Qt::ConnectionType type).