本文链接地址: Qt程序错误“QObject::connect: Cannot queue arguments of type ‘QTextCursor’”的解决方法 1. 运行情景当我在一个窗口中添加了 QTextEdit 控件,并在一个工作者线程中直接调用了 QTextEdit 的append函数,这个时候就会出现下面的错误: 1 2 3 QObject::connect: Cannot queue arguments of type...
QObject::connect: Cannot queue arguments of type 'QTextBlock'(Make sure 'QTextBlock' is registered using qRegisterMetaType().)QObject::connect: Cannot queue arguments of type 'QTextCursor'(Make sure 'QTextCursor' is registered using qRegisterMetaType().)libpng warning: iCCP: known incorrect sRG...
QObject::connect: Cannot queue arguments of type 'QTextCursor' (Make sure 'QTextCursor' is registered using qRegisterMetaType().) 1. 2. 更让人摸不着头脑的是,过一阵子闪退的时候,会出现下面这句话: 段错误,核心已转储 1. 这啥玩意儿?能说人话么?一番搜索之后,发现这个原来英语叫做“Segmentation fa...
1 class Q_CORE_EXPORT QEventLoop : public QObject 2 { 3 Q_OBJECT 4 Q_DECLARE_PRIVATE(QEventLoop) 5 6 public: 7 explicit QEventLoop(QObject *parent = 0); 8 ~QEventLoop(); 9 10 enum ProcessEventsFlag { 11 AllEvents = 0x00, 12 ExcludeUserInputEvents = 0x01, 13 ExcludeSocketNot...
QObject::connect: Cannot queue arguments of type 'MyType' (Make sure 'MyType' is registered using qRegisterMetaType().) call qRegisterMetaType() to register the data type before you establish the connection. Note: This function is thread-safe. See also disconnect(), sender(), qRegisterMetaType...
上回我们分析到QPushButton的初始化,知道了Windows的窗口注册和消息处理函数QtWndProc。 跳过test.cpp中的其他语句,我们先分析最后一行代码a.exec()语句。 我们知道WinSDK中,简单Windows程序里的WinMain函数主要就这么几件事: 1、窗体注册;2、消息处理函数;3、等待和消息处理循环 QApplication::exec()只做了两件事...
QObject::connect: Cannot queue arguments of type 'MyType' Call qRegisterMetaType() to register the data type before you establish the connection. When using signals and slots with multiple threads, see Signals and Slots Across Threads. See also Thread Support in Qt, QObject::connect(), qRegist...
voidsetDesktopFileName(const QString &name) voidsetDesktopSettingsAware(boolon) voidsetFallbackSessionManagementEnabled(boolenabled) voidsetFont(const QFont &font) voidsetLayoutDirection(Qt::LayoutDirectiondirection) voidsetOverrideCursor(const QCursor &cursor) ...
QObject::connect: Cannot queue arguments of type 'MyType'call qRegisterMetaType() to register the data type before you establish the connection.See also Thread Support in Qt, QObject::connect(), and qRegisterMetaType().enum Qt::ContextMenuPolicy...
You can pass special arguments or change the used tool chain here and rerun CMake. Or simply finish the wizard directly.</source> <translation type="obsolete">目錄 %1 已存在一份足夠新的 cbp 檔。您可以在此傳送特殊引數,或是變更所使用的工具鍊,然後重新執行 CMake。或者您也可以直接結束此精靈...