main.cpp Example File

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  #include <QtWidgets>

  #include "stardelegate.h"
  #include "stareditor.h"
  #include "starrating.h"

  void populateTableWidget(QTableWidget *tableWidget)
  {
      static const struct {
          const char *title;
          const char *genre;
          const char *artist;
          int rating;
      } staticData[] = {
          { "Mass in B-Minor", "Baroque", "J.S. Bach", 5 },
          { "Three More Foxes", "Jazz", "Maynard Ferguson", 4 },
          { "Sex Bomb", "Pop", "Tom Jones", 3 },
          { "Barbie Girl", "Pop", "Aqua", 5 },
          { 0, 0, 0, 0 }
      };

      for (int row = 0; staticData[row].title != 0; ++row) {
          QTableWidgetItem *item0 = new QTableWidgetItem(staticData[row].title);
          QTableWidgetItem *item1 = new QTableWidgetItem(staticData[row].genre);
          QTableWidgetItem *item2 = new QTableWidgetItem(staticData[row].artist);
          QTableWidgetItem *item3 = new QTableWidgetItem;
          item3->setData(0,
                         QVariant::fromValue(StarRating(staticData[row].rating)));

          tableWidget->setItem(row, 0, item0);
          tableWidget->setItem(row, 1, item1);
          tableWidget->setItem(row, 2, item2);
          tableWidget->setItem(row, 3, item3);
      }
  }

  int main(int argc, char *argv[])
  {
      QApplication app(argc, argv);

      QTableWidget tableWidget(4, 4);
      tableWidget.setItemDelegate(new StarDelegate);
      tableWidget.setEditTriggers(QAbstractItemView::DoubleClicked
                                  | QAbstractItemView::SelectedClicked);
      tableWidget.setSelectionBehavior(QAbstractItemView::SelectRows);

      QStringList headerLabels;
      headerLabels << "Title" << "Genre" << "Artist" << "Rating";
      tableWidget.setHorizontalHeaderLabels(headerLabels);

      populateTableWidget(&tableWidget);

      tableWidget.resizeColumnsToContents();
      tableWidget.resize(500, 300);
      tableWidget.show();

      return app.exec();
  }