qt5base-lts/examples/itemviews/frozencolumn/main.cpp

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#include <QApplication>
#include <QStandardItemModel>
#include <QFile>

#include "freezetablewidget.h"

int main( int argc, char** argv )
{

      Q_INIT_RESOURCE(grades);


      QApplication app( argc, argv );
      QStandardItemModel *model=new QStandardItemModel();


      QFile file(":/grades.txt");
      QString line;
      QStringList list;
      if (file.open(QFile::ReadOnly)) {
            line = file.readLine(200);
            list= line.simplified().split(",");
            model->setHorizontalHeaderLabels(list);

            int row=0;
            QStandardItem *newItem=0;
            while(file.canReadLine()){
                  line = file.readLine(200);
                  if(!line.startsWith("#") && line.contains(",")){
                        list= line.simplified().split(",");
                        for(int col=0; col<list.length(); col++){
                              newItem = new QStandardItem(list.at(col));
                              model->setItem(row ,col, newItem);
                        }
                        row++;
                  }
            }
      }
      file.close();

      FreezeTableWidget *tableView = new FreezeTableWidget(model);

      tableView->setWindowTitle(QObject::tr("Frozen Column Example"));
      tableView->resize(560,680);
      tableView->show();
      return app.exec();
}