Oct 02

Signals and slots

signals and slots

Die Datei "comicbrigade.de" auf dieser Website lässt nicht zu, dass eine Beschreibung für das Suchergebnis angezeigt wird. Learn about QT signal and slots, very easy and very powerful. Signals and slots are used for communication between objects. The signals and slots mechanism is a central feature of Qt and probably the part that differs most.

Signals and slots - Lotteries developing

Menu Partners Blog Download Device Creation Application Development Services Developers EN RU ZH. Just as an object does not know if anything receives its signals, a slot does not know if it has any signals connected to it. Signals and slots is a language construct introduced in Qt for communication between objects [1] which makes it easy to implement the observer pattern while avoiding boilerplate code. They are simple functions that just create an array of pointers to the arguments and pass that to QMetaObject:: For cases where you may require information on the sender of the signal, Qt provides the QObject:: signals and slots

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