QThread will notify you via a signal when the thread is started () and finished (), or you can use isFinished () and isRunning () to query the state of the thread. You can stop the thread by calling exit () or quit (). In extreme cases, you may want to forcibly terminate () an executing thread. However, doing so is dangerous … See more Constructs a new QThread to manage a new thread. The parent takes ownership of the QThread. The thread does not begin executing until start() … See more This signal is emitted from the associated thread right before it finishes executing. When this signal is emitted, the event loop has already stopped running. No more events will be processed in the thread, except for deferred … See more Tells the thread's event loop to exit with a return code. After calling this function, the thread leaves the event loop and returns from the call to QEventLoop::exec(). The QEventLoop::exec() function returns returnCode. By … See more Tells the thread's event loop to exit with return code 0 (success). Equivalent to calling QThread::exit(0). This function does nothing if the … See more WebMay 2, 2024 · QObject::connect(myControl, &Control::finished, myThread, &QThread::quit, Qt::DirectConnection); The reason is, when the Control::finished signal is emitted, the …
Qt - 一文理解QThread多线程(万字剖析整理) 航行学园
WebMay 3, 2024 · The quit process I start with the "QApplication::aboutToQuit ()"-signal. This calls the destructor of my class which looks like this: Control::~Control () { qDebug () << "ControlDTOR called!" ; emit finished() ; } I see that the destructor was called and also the finished signal was emitted. However, "myThread.wait ()" never returns. WebLike QCoreApplication, QThreadprovides an exit(int) function and a quit()slot. An event loop in a thread makes it possible for the thread to use certain non-GUI Qt classes that require the presence of an event loop (such as QTimer, QTcpSocket, and QProcess). how to start charcoal bbq
c++ - QThread::quit() 是立即结束线程还是等到返回事件循环? - IT …
WebQThread 同样提供了 exit() 函数和 quit() 槽。这赋予了QThread使用需要事件循环的非GUI类的能力(QTimer、QTcpSocket 等)。也使得该线程可以关联任意一个线程的信号到指定线程的槽函数。如果一个线程没有开启事件循环,那么该线程中的 timeout() 将永远不会发射。 Webvoid QThread:: quit () [slot] Tells the thread's event loop to exit with return code 0 (success). Equivalent to calling QThread::exit (0). This function does nothing if the thread does not have an event loop. See also exit () and QEventLoop. void QThread:: run () [virtual protected] The starting point for the thread. http://geekdaxue.co/read/coologic@coologic/gmhq3a react country phone code dropdown