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博客园 - 吾非无心

MSB4019 找不到导入的项目“C:\Users\...\AppData\Local\QtMsBuild\vs-debugtools\qt_import.props” - 吾非无心 - 博客园 类/结构最后一个成员为类(string)时可能会出现“堆损坏”(HEAP CORRUPTION DETECTED)错误 GCC在C语言中内嵌汇编 asm __volatile__ QT删除python中的单行注释 double转int QJson 存储(u)longlong有问题 QT QPixmap QImage内存泄漏 QT数据库连接管理类 QT多重继承带来的问题及解决办法,记录备查 QT6 源码编译Win32 x86 vc++高精度计时sleep stack smashing detected 莫名其妙的错误 strdump的问题 再加一个realloc的问题 linux下简单封装读写锁 codeblocks下libacl配置 centos8 安装、配置redis6 pyftpdlib中文乱码的解决之道 CentOS8让uwsgi开机自动启动django(无需登录,无需手动) libevent学习一
QMetaObject::connectSlotsByName: No matching signal for
吾非无心 · 2023-08-30 · via 博客园 - 吾非无心

“QMetaObject::connectSlotsByName: No matching signal for ”触发条件:

一、头文件中函数名为

      on_<objectName>_<signalName>

      并且找不到对象名为objectName的对象

二、头文件中,函数类型为:

      protected slots:

      public/private slots:

解决方案:

一、满足on_<objectName>_<signalName>规则

二、改函数名

三、注释  slots