CategoryYaroch19403

Qt new signal slot syntax overload

By author

Signals & Slots — Qt for Python

Qt - Connecting overloaded signals/slots | qt Tutorial While being better in many regards, the new connection syntax in Qt5 has one big weakness: Connecting overloaded signals and slots. In order to let the ... Qt - The new Qt5 connection syntax | qt Tutorial The conventional connect syntax that uses SIGNAL and SLOT macros works entirely at runtime, which has two drawbacks: it has some runtime overhead ... How Qt Signals and Slots Work - Part 2 - Qt5 New Syntax - Woboq

New-style Signal and Slot Support — PyQt 4.11.4 Reference ...

c++ - Connecting overloaded signals and slots in Qt 5 ... I'm having trouble getting to grips with the new signal/slot syntax (using pointer to member function) in Qt 5, as described in New Signal Slot Syntax. I tried ...

... in Qt. Edit: I have to say that with the new syntax of signals and slots ... I do not get any completion of signals/slots when I use connect(SIGNAL, SLOT) in Qt.

Traditional syntax: SIGNAL and SLOT() QtCore.SIGNAL() and QtCore.SLOT() macros allow Python to interface with Qt signal and slot delivery mechanisms. This is the old way of using signals and slots. The example below uses the well known clicked signal from a QPushButton.The connect method has a non python-friendly syntax.

As cincirin already mentioned you will have to explicitly cast overloaded signals when using the function pointer syntax. connect(cmbProfiles, static_cast ...

verdigris/tutorial.cpp at master · woboq/verdigris · GitHub /* If you're going to use the new connection syntax, ... To use a type as a return type or signal slot parameter, it needs to: ... - use the overload syntax, but not ... Combining the Advantages of Qt Signal/Slots and C# Delegates ... This was certainly not a design goal of Qt signal/slots, but it makes the mechanism less powerful than C#'s delegates and creates the need for a second mechanism The connect syntax is unnecessary complicated because of the SIGNAL()/SLOT() macros. Not that bad, but the syntax could be easier if it would be integrated into the language