Qt connect signal slot arguments

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Passing extra arguments to Qt slots - Eli Bendersky's…

how to pass qobject as argument from signal to slot in … I understand that qt copies all arguments passed in a queued connection and a qobject cannot be copied.Then I would pass references to each object, modify one of them in the slot function and void the return value. Unfortunately the app still crashes no matter how I code the signal and slot functions. QT connect(signal, slot). Как правильно это сделать? |… QObject::connect(ui.pushButton, SIGNAL(clicked()), MainWindow, SLOT (customSlot()))Может я как то не так обьявляю слот или его использую. У кого нибуть есть нормальный пример использования слотов/сигналов ?

Signals and slots were one of the distinguishing features that made Qt an exciting ... typical way to write the connect statement is aligning the arguments like this, ...

Wt: Signal/slot system To connect a signal with a slot, the only requirement is that the method signature of the slot must be compatible with the signal definition. Qthread Signal Slot Example

Signals & Slots | Qt Core 5.12.3

Qt: connecting signal to slot having more arguments -… the signal clicked should be connected to the "desiredSlot" which takes two arguments that are returned by localFunc1 & 2 ?? this is not possible, as you can read in the QT docs. A slot can take less arguments than provided by the signal - but not the opposite way! Qt Connect signals with different arguments... -… I actually want to connect signals with signals with fewer arguments. The documentation is very clear about slots, but what about signals?The receiving signal may have a shorter signature than the emitting signal. because it can ignore extra arguments. You can connect a signal like

@mzimmers said in signal/slot arguments: I think you answered that: if within a thread, it's OK This only applies if you haven't got any queued connections set up. The default behavior of connect is to use queued connections when it sees that two objec...

Signals & Slots | Qt Core 5.12.3