Qt 4.8: main.cpp Example File (itemviews/stardelegate/main.cpp)

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# main.cpp Example File

itemviews/stardelegate/main.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2015 The Qt Company Ltd.
     ** Contact: http://www.qt.io/licensing/
     **
     ** This file is part of the examples of the Qt Toolkit.
     **
     ** $QT_BEGIN_LICENSE:BSD$
     ** You may use this file under the terms of the BSD license as follows:
     **
     ** "Redistribution and use in source and binary forms, with or without
     ** modification, are permitted provided that the following conditions are
     ** met:
     **   * Redistributions of source code must retain the above copyright
     **     notice, this list of conditions and the following disclaimer.
     **   * Redistributions in binary form must reproduce the above copyright
     **     notice, this list of conditions and the following disclaimer in
     **     the documentation and/or other materials provided with the
     **     distribution.
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     **     contributors may be used to endorse or promote products derived
     **     from this software without specific prior written permission.
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     **
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     #include <QtGui>

     #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);
     #if defined(Q_OS_SYMBIAN)
         tableWidget.showMaximized();
     #else
         tableWidget.show();
     #endif

         return app.exec();
     }