qq_41827665的博客

#include <QCoreApplication>#include <iostream>using namespace std;class Base{public: Base() :m_num(0){ cout << "this is Base()" << endl; cout<<m...

https://blog.youkuaiyun.com/liyuanbhu/article/details/53710249

转载：https://blog.youkuaiyun.com/qq_40388909/article/details/79256464#include <QDir>#include <QMessageBox>QDir *photo = new QDir; bool exist = photo->exists("C:/Users/keen/Desktop/ph...

 通过递归遍历添加子项到treewidget中，测试代码已通过，举例为遍历添加/home/XXX下所有文件。解析和详细代码如下：    1.首先在main函数中创建目录根项。    QString rootpath="/home/XXX";           QTreeWidgetItem* root = new QTreeWidgetItem(QStringList()<&lt...

这里只给出思路，大家自己去扩展 头文件：#ifndef EPH_H#define EPH_Hclass EPH_HEADER //n文件的头部{public: float version; //版本号 char type; //n文件类型};#endif // EPH_H源文件：#include <QCoreApplica...