12 2020 档案

• C++/QT设计模式-观察者模式,C++11改进
  摘要：引自:https://blog.csdn.net/SuperYang_/article/details/79041345 引自:https://blog.csdn.net/gx864102252/article/details/80739885?utm_medium=distribute.pc_re 阅读全文
  posted @ 2020-12-24 17:57 lxg_7105 阅读(364) 评论(0) 推荐(0)
• 解决qt.qpa.plugin: Could not find the Qt platform plugin “xcb“ in ““
  摘要：引自：https://blog.csdn.net/u010168781/article/details/89681674 引自：https://blog.csdn.net/sksukai/article/details/107325930 思路一.设置环境变量 export QT_DEBUG_PLU 阅读全文
  posted @ 2020-12-24 09:35 lxg_7105 阅读(22070) 评论(0) 推荐(0)
• Qt中如何根据类名来实例化对象
  摘要：class IParser{public: virtual ~IParser(){} virtual void parse() = 0;}; class Parser1 : public IParser{public: Parser1() { cout<<"Parser1"<<endl; } ~Pa 阅读全文
  posted @ 2020-12-18 17:55 lxg_7105 阅读(684) 评论(0) 推荐(0)
• QListView交换数据，增加/删除/上移/下移操作
  摘要：效果图： //初始化void SetAttrListDlg::init(){ m_pLeftStandardItemModel = new QStandardItemModel(); m_pRightStandardItemModel = new QStandardItemModel(); ui-> 阅读全文
  posted @ 2020-12-16 14:47 lxg_7105 阅读(1538) 评论(0) 推荐(0)
• C++rapidxml读写文件实例
  摘要：//https://www.cnblogs.com/MenAngel/p/11552588.html /*psClient.xml<psClient> <ServerNameList select="196.168.65.187"> <ServerName>196.168.65.187</Serve 阅读全文
  posted @ 2020-12-11 14:10 lxg_7105 阅读(317) 评论(0) 推荐(0)
• QT实现下拉树(QToolButton+QMenu+QTreeView)
  摘要：不使用QComboBox的setModel(),setView();点击有问题 使用QToolButton，代码如下： QToolButton* pToolbutton = new QToolButton(this); pToolbutton->setPopupMode(QToolButton::I 阅读全文
  posted @ 2020-12-02 17:24 lxg_7105 阅读(1492) 评论(0) 推荐(0)