Converting active objects to Qt signals and slots -

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

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qt signal slot Signals and slots are loosely coupled: A class which emits a signal neither knows nor cares which slots receive the signal Qt's signals and slots mechanism

qt signal slot example Due to the weak couplings of the Qt signals and slot mechanisms, it is viable to bind signals to each other It may sound confusing, so let me draw a