企业官网建设流程全解析

#include <QAbstractListModel> #include <QVector> #include <QPair> class CustomListModel:public QAbstractListModel{Q_OBJECTprivate:QVector<QString> m_data;// 存储消息数据 int m_columnCount = 2;// 默认2列 public: CustomListModel(QObject *parent = nullptr):QAbstractListModel(parent){