The Book of Qt 4: The Art of Building Qt Applications

Learn how to call QML function from C++ using connect function

You can directly connect signals to slots, without having to implement a listener method calling another method; when implementing your own signalsslots, there

qtech slot Since Qt uses a mechanism called signals and slots, it makes the callback function weakly coupled to the event Also, we usually use the terms signal and slot

qt signal and slot With the Qt signal and Qt slot concept, Qt takes a slightly different approach This Concept has the advantage that Qt automatically disconnects