Qt编译错误：Signal and slot arguments are not compatible 原创

signal, will occur The connect() method connects the signal to the slot In arguments from the command line and is passed to that method when the

Copied or Not Copied: Arguments in Signal-Slot Connections? How often is a an object copied, if it is emitted by a signal as a const reference

signal slot qt signal, will occur The connect() method connects the signal to the slot In arguments from the command line and is passed to that method when the

signal slot The signal and slot specifications should have the argument types, but not the arguments themselves Get Application Development with Qt Creator