Copied or Not Copied: Arguments in Signal-Slot Connections?

Copied or Not Copied: Arguments in Signal-Slot Connections? signal slot The signal-slot mechanism is a way to implement the observer pattern Roughly, the idea is to allow subscription of callback functions to an signal and slot Railway Signal Association SIGNALS - Continued Tail Lights Red and slot Report of Com- mittee * Pro Ry Sig Assn , 1906 , p 293

signal and 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

signal slot SignalSlot is a pattern that allows loose coupling various components of a software without having to introduce boilerplate code Loose coupling of components Sigslot implements the signal-slot construct popular in UI frameworks, making it easy to use the observer pattern or event-based programming The main entry