qpointer
QPointer in multi-threaded programs
According to http://doc.qt.io/qt-5/qpointer.html, QPointer is very useful. But I found it could be inefficient in the following context:[详细]
2023-04-08 05:15 分类:问答QPointer for abstract base class
I am writing an expression-parsing library. It is written with Qt, a开发者_开发问答nd I have a class structure like this:[详细]
2023-02-25 05:18 分类:问答Can a QPointer be the key to a std::map
According to SGI\'s doc on associative containers, \"Since elements are stored according to their keys, it is essential that the key associated with each element is immutable\". I sometimes use a poin[详细]
2023-02-15 10:25 分类:问答