I find that Qt signals and slots works pretty well for managing

Abstract: A fundamental property of the Qt framework is the so called signals and slot

Also in QML there is still the ability to connect a signal to a signal, as in QtC++ Look at the following artificial example import QtQuick

qt slot signal A slot is a function that is called in response to a particular signal Qt's widgets have many pre-defined slots, but it is common practice to subclass widgets

qt connect signal to slot with parameter Here's an example: In this example, the SIGNAL() and SLOT() macros are used to specify the signal and slot to connect