How to connect signal and slot in different classes in Qt?

Qt Signal And Slot Arguments Are Not Compatible qt connect signal slot Qt GUI application It handles initialization and finalization, event connect: Establishes a connection between the button's clicked signal and the qt connect signal to slot Every QObject class may have as many signals of slots as you want · You can emit signal only from that class, where signal is · You can connect

qtech slot The lambda function on the right-hand side of the assignment corresponds to the second line of the Qt connect statement