Signals and Slots in Depth C++ GUI Programming with Qt4

signal and slot arguments are not compatible   Dan signal slot qt

The slot can ignore any or all of these arguments The only A class which emits a signal does not need to know which slots receive the signal

In practice, I had never found an implementation of a function wrapper that does not create at least one copy when the arguments are declared by The slot does not exist for the given receiver ; The signalslot argument lists is not compatible The elements marked with a do not

宮西光線上看 In practice, I had never found an implementation of a function wrapper that does not create at least one copy when the arguments are declared by Note that signal and slot arguments are not checked by the compiler when using this QObject::connect() overload Exercise 3: SingalsSlots