src/main.cpp:16:18: error: variable has incomplete type'QApplication' QApplication a(argc, argv); ^ /anaconda/include/qt/QtCore/qobject.h:453:18: note: forward declaration of 'QApplication' friend class QApplication; ^ src/main.cpp:45:13: error: use of undeclared identifier'QMessageBox...
QT中出现:error: variable `QPainter painter' has initializer but incomplete type #include "picture.h" #include "ui_picture.h" #include"qpainter.h" //一开始在我自己的.cpp中没有加上这个声明,出现了那个错误,加上即可 picture::picture(QWidget *parent) : QMainWindow(parent), ui(new Ui::picture...
感谢,powershell执行 bcdedit /set hypervisorlaunchtype off 重启后好了, 真心有点恶心到我了, --笪笠QT 'variable has incomplete type' and 'forward declaration of 'Qxxx' ' issues ...https://forum.qt.io/topic/102999/strange-variable-has-incomplete-type-and-forward-declaration-of-qapplication-issu...
-Warc-maybe-repeated-use-of-weak "weak %select{variable|property|implicit property|instance variable}0 %1 may be accessed multiple times in this %select{function|method|block|lambda}2 and may be unpredictably set to nil assign to a strong variable to keep the object alive -Warc-non-pod-mema...
In the above example, the new variable "tmp" defined in the script will be local to the context; in other words, the script doesn't have any effect on the global environment. See alsopopContext(). QScriptValueQScriptEngine::scriptValueFromQMetaObject () ...
(938,20): note: in instantiation of variable template specialization 'std::conjunction_v<std::is_trivially_destructible<QRegularExpression>, std::disjunction<std::_Is_default_allocator<std::allocator<QRegularExpression>>, std::_Has_no_alloc_destroy<std::allocator<QRegularExpression>, QRegular...
77.9K Code, 17.1K Data, 95.0K Total Debug Version: 154.7K Code, 63.0K Data, 217.7K Total 2) iASL Compiler/Disassembler and Tools: Fixed a problem with the implementation of the Switch() operator where the temporary variable was declared too close to the actual Switch, instead of at method...
- add LIBDIR to the `LD_LIBRARY_PATH' environment variable during execution - add LIBDIR to the `LD_RUN_PATH' environment variable during linking - use the `-Wl,-rpath -Wl,LIBDIR' linker flag - have your system administrator add LIBDIR to `/etc/.conf' See any operating system documen...
qBittorrent & operating system versions hi guys, i'm using latest code from github of qbittorrent and latest ubuntu lunar, i have seen that qbittorrent needs at least qt6.5 but ubuntu not have in its repo, i have installed this ppa: http...
.../qt3d/src/plugins/sceneparsers/assimp/contrib/zip/src/miniz.h:4827:30: error: variable has incomplete type 'struct stat64'修改miniz.h中的定义: 把state64修改为state platform/default/thread.cpp:31:31: error: use of undeclared identifier 'SCHED_IDLE'修改~/workspace/qt-everywhere-src-5.15...