/home/test/test0805/mainwindow.cpp:19: 错误: variable ‘QPainter paint’ has initializer but incomplete type
QPainter paint(this);
解决方案:在.cpp文件中添加#include <qpainter.h>
参考:https://blog.youkuaiyun.com/qq_31674679/article/details/80150058
本文档介绍了在C++编程中遇到的错误:变量'QPainter paint'有初始值设定但类型不完整。错误发生在mainwindow.cpp的第19行。解决方案是在相应的cpp文件中添加头文件#include<qpainter.h>,以确保QPainter类型的正确引用。
/home/test/test0805/mainwindow.cpp:19: 错误: variable ‘QPainter paint’ has initializer but incomplete type
QPainter paint(this);
解决方案:在.cpp文件中添加#include <qpainter.h>
参考:https://blog.youkuaiyun.com/qq_31674679/article/details/80150058
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