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qt signal slot   Dan qtech slot

The processing function then calls the callback when appropriate In Qt, there is an alternative to the callback technique: signals and slots A signal is

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 When a connection is configured, it becomes visible in Qt Designer's signal and slot editor where it can be further edited You can also edit signalslot

ancient troy slot This enum describes the types of connection that can be used between signals and slots In particular, it determines whether a particular signal is delivered to The concept of signal and slots were introduced by Qt for communication between objects, and it inspires DALi Figure: Schematic example of signal-slot