Top "Signals-slots" questions

Signals and slots is a mechanism for implementing the observer pattern.

Define pyqt4 signals with a list as argument

According to http://pyqt.sourceforge.net/Docs/PyQt4/new_style_signals_slots.html I can define a pyqt4-signal with …

python signals pyqt4 signals-slots
Qt Designer: How to remove slot from designer?

Adding slot for a signal of a widget is easy: right click on it and select "go to slot". But …

c++ qt signals-slots qt-designer
How to pause and restart the Qtimer on QT

I have a Ubuntu , and i'am working with IDE QT on C++ . I will to pause and resume the Qtimer , …

c++ qt signals-slots qtimer
Pass multiple arguments to slot

I'm currently working on a game with a friend of mine, and now we are kind of stuck. We need …

c++ qt signals-slots qsignalmapper
QMetaObject::connectSlotsByName: No matching signal

I set a QT menu, which is automatically connected with action function on_actionOpen_triggered(). Later I want to pass …

c++ qt signals-slots
Qt - emit a signal from a c++ thread

I want to emit a signal from a C++ thread (std::thread) in Qt. How can I do it?

c++ qt signals-slots stdthread emit
Using any c++ function as a Qt slot

Is there a way to use any C++ function as a Qt slot, without having its class inheriting from QWidget?

c++ qt signals-slots qwidget
How to get calling button from a clicked event

I'm trying to make an small gui to deploy .ear and .war files on my local glassfish installation. SO i …

qt signals-slots pyside multiplexing
How does Qt implement signals and slots?

Can someone explain to me the basic idea of Qt signals&slots mechanism IMPLEMENTATION? I want to know what …

qt signals-slots
Is the PySide Slot Decorator Necessary?

I've seen some example code for PySide slots that uses the @QtCore.Slot decorator, and some that does not. Testing …

python pyqt pyside signals-slots