Qt unexpected null receiver
WebThese are the top rated real world C++ (Cpp) examples of QWidget::objectName from package zpugcc extracted from open source projects. You can rate examples to help us improve the quality of examples. Programming Language: C++ (Cpp) Class/Type: QWidget. Method/Function: objectName. Examples at hotexamples.com: 30. WebMay 6, 2011 · in definition showMessage (QString msg, int interval = 5) the correct answer was in declaration showMessage (QString, int = 5) in definition showMessage (QString msg, int interval) now i can connect them with connect (A, SIGNAL (emitCritical (QString)), B, SLOT (showMessage (QString))); Thanks for your help, Quick Navigation Qt Programming …
Qt unexpected null receiver
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WebYou can check if the QMetaObject::Connection is valid by casting it to a bool. This function … WebMay 15, 2014 · void QCoreApplication::postEvent (QObject *receiver, QEvent *event, int priority) { if (receiver == 0) { qWarning ("QCoreApplication::postEvent: Unexpected null receiver"); delete event; return; } QThreadData * volatile * pdata = &receiver->d_func ()->threadData; QThreadData *data = *pdata; if (!data) { // posting during destruction? just …
WebJan 6, 2016 · QSound Unexpected null receiver while playing .wav files. I would like to play … WebQ_TRACE_POINT (qtcore, QCoreApplication_notify_entry, QObject *receiver, QEvent *event, QEvent::Type type); Q_TRACE_POINT (qtcore, QCoreApplication_notify_exit, bool consumed, bool filtered); #if defined (Q_OS_WIN) defined (Q_OS_MAC) extern QString qAppFileName (); #endif Q_CONSTINIT bool QCoreApplicationPrivate::setuidAllowed = false;
WebHi, That usually occurs when you are calling deleteLater on a null QObject. First thing I'd check are delete and deleteLater statements of QObject derived class. Cheers. Samuel. I'm getting this warning/error, but it's pretty nebulous in terms of where exactly it is occurring. Is there some kind of debug switch I can enable to get move verbose ... WebApr 27, 2011 · Response is sent to Capybara. Visit object is queued for destruction. …
WebMay 6, 2011 · QCoreApplication::postEvent: Unexpected null receiver By mortoray in forum Qt Programming Replies: 3 Last Post: 14th November 2010, 22:14 Receiver By Salazaar in forum Newbie Replies: 1 Last Post: 5th May 2007, 19:26 QCoreApplication::postEvent: Unexpected null receiver By merlvingian in forum Qt Programming Replies: 6
WebOct 29, 2013 · QCoreApplication::postEvent: Unexpected null receiver QCoreApplication::postEvent: Unexpected null receiver X Error: BadAtom (invalid Atom parameter) 5 Major opcode: 20 (X_GetProperty) Resource id: 0x0 ... Object::disconnect: Unexpected null parameter ... senior living communities spring texasWebNov 14, 2010 · Qt Programming QCoreApplication::postEvent: Unexpected null receiver If … senior living communities spring hill flWebQTBUG-69600 QCoreApplication::postEvent: Unexpected null receiver Closed Gerrit … senior living communities spokane valley waWebHi, That usually occurs when you are calling deleteLater on a null QObject. First thing I'd … senior living communities sumner waWebQt QTBUG-66910 "WARN: QCoreApplication::postEvent: Unexpected null receiver" since … senior living communities tri cities wasenior living communities southern californiaWebApr 11, 2024 · 使用 Qt 5.9.1开发的一个视频播放器，底层使用 gstreamer 多媒体框架，支持拖动进度，调节音量，暂停，调节音量大小. qt 5 Gstreamer Example: Qt 5 Gstreamer 示例. 06-18. Qt 5 Gstreamer 示例一般说明从源安装 Qt Gstreamer ： 添加-D QT _VERSION=5编译标志，如下所示： : -D QT _VERSION=5 ... senior living communities volunteering