Function Pointer Syntax / Lambda support for QTimer Qt5 having a new connection syntax which allows for the use of lambdas and QtConcurrent already beeing capable of using lambdas QTimer or more specifically QTimer::singleShot() is lacking both. It would be convenient (and consistent) to have function pointer syntax and lambda support for QTimer::singleShot() as well. "How to use QThread in the right way (Part 1)" — 1+1=10 Aug 05, 2013 · "How to use QThread in the right way (Part 1)" Mon, 05 Aug 2013. its run() function is the only recommended way of using QThread. This is rather intuitive and easy to used. But when SLOTS and Qt event loop are used in the worker thread, ... the usual multithreading precautions such as QMutex will no longer need to be taken.
При QTimer::singleShot()вызове консоли говорит: Object::connect: No such slot QApplication::timeout() in [path to the main.cpp file] Object::connect: (receiver name: 'QtTests'). Я понятия не имею, как иметь дело с этим. Заранее спасибо.
Qt 4.7: QTimer Class Reference You can also use the static QTimer::singleShot() function to call a slot after a specified interval ... Because of this, you must start and stop the timer in its thread; it is not ... does not support such high-level features as single-shot timers or signals. QTimer::singleShot()问题-CSDN论坛 2012年3月28日 ... QTimer::singleShot()问题 [问题点数：40分，结帖人zpzbc18] ... 使用 QTimer::singleShot(10, this,SLOT(eventOperation())); 单singleShot，表示它 ...... Object::connect: No such slot QGraphicsView::ShowMenu()[/color]rn 大家帮看 ... PyQt. How to shoot yourself in the foot - Enki editor
Function such as QHostInfo::lookupHost or QTimer::singleShot or QFileDialog::open take a QObject receiver and char* slot. This does not work for the new method. If one wants to do callback C++ way, one should use std::function But we cannot use STL types in our ABI, so a QFunction should be done to copy std::function.
[PyKDE] QTimer.singleShot(). Ruth Wright rwright at envisage-inc.com Sun Feb 24 11:02:56 GMT 2002.4) produces the error: QObject::connect: No such slot QFrame::self.dummy() QObject::connect: (sender name: 'unnamed') QObject::connect: (receiver name: 'unnamed'). PyQt5.QtCore.QTimer.singleShot Python Example The following are 40 code examples for showing how to use PyQt5.QtCore. QTimer.singleShot(). They are extracted from open source Python projects. You can vote up the examples you like or vote down the exmaples you don't like.
Qt 4.6: Porting to Qt 4 - Trinity Desktop Environment
QTimer Class | QtCore 5.2 The QTimer class provides repetitive and single-shot timers. The QTimer class provides a high-level programming interface for timers. To use it, create a QTimer, connect its timeout() signal to the appropriate slots, and call start(). From then on, it will emit the timeout() signal at constant intervals.
Qt 4.7: QTimer Class Reference - Developpez.com
Qt 4.8: QObject Class Reference
Feb 5, 2011 ... Hi I have a problem with QTimer, I call the start function but don't work: ... I've tried to use QBasicTimer, QTimer::singleShot() and QObject::startTimer() but don't work. ... No, this don't work because the function to read keys (as in the .... a suitable queued signal that is connected to a slot in the main thread. Lock Free Multithreading in Qt – Dave Smith's Blog Sep 30, 2009 ... The Trolls created a new way to connect signals to slots such that signals ... you want (note that if you want to emit non-primitive or non-Qt types, you ... our event loop starts up QTimer::singleShot(0, this, SLOT(doTheWork())); ... qtimer.cpp source code [qtbase/src/corelib/kernel/qtimer.cpp] - Woboq ... 72, QTimer::singleShot() function to call a slot after a specified ... 82, must start and stop the timer in its thread; it is not possible to ... In such a case of timeout.