Custom Sort/Filter Model Example | Qt Widgets 5.13.0

Qt 5.13 | Qt Widgets | Custom Sort/Filter Model Example

Qt 5.13.0 Reference Documentation

# Custom Sort/Filter Model Example

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      #include <QtWidgets>

      #include "window.h"

      void addMail(QAbstractItemModel *model, const QString &subject,
                   const QString &sender, const QDateTime &date)
      {
          model->insertRow(0);
          model->setData(model->index(0, 0), subject);
          model->setData(model->index(0, 1), sender);
          model->setData(model->index(0, 2), date);
      }

      QAbstractItemModel *createMailModel(QObject *parent)
      {
          QStandardItemModel *model = new QStandardItemModel(0, 3, parent);

          model->setHeaderData(0, Qt::Horizontal, QObject::tr("Subject"));
          model->setHeaderData(1, Qt::Horizontal, QObject::tr("Sender"));
          model->setHeaderData(2, Qt::Horizontal, QObject::tr("Date"));

          addMail(model, "Happy New Year!", "Grace K. <grace@software-inc.com>",
                  QDateTime(QDate(2006, 12, 31), QTime(17, 03)));
          addMail(model, "Radically new concept", "Grace K. <grace@software-inc.com>",
                  QDateTime(QDate(2006, 12, 22), QTime(9, 44)));
          addMail(model, "Accounts", "pascale@nospam.com",
                  QDateTime(QDate(2006, 12, 31), QTime(12, 50)));
          addMail(model, "Expenses", "Joe Bloggs <joe@bloggs.com>",
                  QDateTime(QDate(2006, 12, 25), QTime(11, 39)));
          addMail(model, "Re: Expenses", "Andy <andy@nospam.com>",
                  QDateTime(QDate(2007, 01, 02), QTime(16, 05)));
          addMail(model, "Re: Accounts", "Joe Bloggs <joe@bloggs.com>",
                  QDateTime(QDate(2007, 01, 03), QTime(14, 18)));
          addMail(model, "Re: Accounts", "Andy <andy@nospam.com>",
                  QDateTime(QDate(2007, 01, 03), QTime(14, 26)));
          addMail(model, "Sports", "Linda Smith <linda.smith@nospam.com>",
                  QDateTime(QDate(2007, 01, 05), QTime(11, 33)));
          addMail(model, "AW: Sports", "Rolf Newschweinstein <rolfn@nospam.com>",
                  QDateTime(QDate(2007, 01, 05), QTime(12, 00)));
          addMail(model, "RE: Sports", "Petra Schmidt <petras@nospam.com>",
                  QDateTime(QDate(2007, 01, 05), QTime(12, 01)));

          return model;
      }

      int main(int argc, char *argv[])
      {
          QApplication app(argc, argv);
          Window window;
          window.setSourceModel(createMailModel(&window));
          window.show();
          return app.exec();
      }