Single-Shot SignalSlot Connections

qml signal slot   Dan qml signal slot

A signal is automatically emitted when the value of a QML property changes This type of signal is a property change signal and signal handlers for these

Here's the first problem the slot is never being called The slot should be called and then emit another signal : http: Signals and Slots Across Threads · Auto Connection If the signal is emitted in the thread which the receiving object has affinity then the behavior is

slot animation To do that, you need to add a signal in your QML file like that: signal buttonClicked And in our cpp, we need to connect the signal with a slot  Can connect signals to slots which have more arguments than the signal , Y ; Can connect C++ functions to QML functions, Y ; Selecting