Qtimer singleshot no such slot

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MyTimer based on QTimer - Code Review Stack Exchange

Can we connect QTimer::SingleShot with a slot taking Sep 17, 2008 · Hi all, I have a short question: Is it possible for this kind of connection to work: (Assume that all we need is defined) QTimer::singleShot(1000,this,SLOT(vSlot(2,3))); I know that it is possible to connect a QTimer::singleShot(...) with a slot not taking any args, but Can we do the same with a slot … how to pass arguments to QTimer::singleshot slot | Qt Forum QTimer::singleShot(1500, this, SLOT(crossCapture(int,int))); Please not crossCapture will be executed in GUI main thread. Reply Quote 0. 1 Replies Last reply . Gojir4. last edited by . No, you cannot. You have to find another way to give the arguments when the "timeout" occurs.

When QTimer::singleShot() is called, the console says: Object::connect: No such slot QApplication::timeout() in [path to theThis is necessary for the whole signal/slot infrastructure to work (and deriving from a class that has this macro is not sufficient). (Make sure you do a full, clean...

Hi all, I have a short question: Is it possible for this kind of connection to work: (Assume that all we need is defined) QTimer::singleShot(1000,this,SLOT(vSlot(2,3))); I know that it is possible to connect a QTimer::singleShot(...) with a slot not taking any args, but Can we do the same with a slot taking arg? QTimer Class | Qt Core 5.12.3 In multithreaded applications, you can use QTimer in any thread that has an event loop. To start an event loop from a non-GUI thread, use QThread::exec(). Qt uses the timer's thread affinity to determine which thread will emit the timeout() signal. Because of this, you must start and stop the timer in its thread; it is not possible to start a timer from another thread. QTimer Class | Qt 4.8

QTimer.singleShot(int, QObject, SLOT()): argument 1 has unexpected type 'long'

Прерывание таймера в режиме singleShot | Форум Поскольку QTimer::stop() вообще вроде бы не статический, а значит и остановить с помощью него выполнение статического метода singleShot не получится. Следовательно нужно создать объект таймера, вызвать singleshot, а потом только применять метод stop на конкретный... PESTERCHUM DEBUG 01-13-12 16-11 === Object::connect: No … Object::connect: No such slot PesterWindow::modesUpdated(QString,QString). Object::connect: (receiver name: 'main').TypeError: arguments did not match any overloaded call: QTimer.singleShot(int, QObject, SLOT()): argument 1 has unexpected type 'long'.

QTimer is very easy to use: create a QTimer, call start() to start it and connect its timeout() to the appropriate slots. When the time is up it will emit the timeout() signal. Note that a QTimer object is destroyed automatically when its parent object is destroyed.

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 Aug 23, 2014 ... But it is not so easy to combine different memory management paradigms. Let's see ... QtCore import QTimer from PyQt4. ... singleShot(0, app.quit) # Make the application quit just after start app.exec_() # Execute the ... It is impossible to stop and disconnect such a timer; Don't use lambda function as a slot. Qt 4.6: Porting to Qt 4 - Trinity Desktop Environment The Qt 4 series is not binary compatible with the 3 series. ... In addition to the Qt3Support classes (such as Q3Action, Q3ListBox, and Q3ValueList), Qt 4 ..... This allows so-called compatibility signals and slots (defined in Qt 3 support mode to provide .... In Qt 3, QButton had a "toggle type", which could be QButton::SingleShot, ...