Render QGraphicsItem on QPixmap: aggregate 'QWidget w' has incomplete type and cannot be defined
2017-09-08 16:10 nigaopeng 阅读(906) 评论(0) 编辑 收藏 举报Render QGraphicsItem on QPixmap: aggregate 'QWidget w' has incomplete type and cannot be defined
#include <QWidget> and #include <QStyleOptionGraphicsItem> should fix the compile error you are getting.
常见错误： 头文件未包含
