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main.cpp Example File
itemviews/simpletreemodel/main.cpp

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 #include <QtGui>

 #include "treemodel.h"

 int main(int argc, char *argv[])
 {
     Q_INIT_RESOURCE(simpletreemodel);

     QApplication app(argc, argv);

     QFile file(":/default.txt");
     file.open(QIODevice::ReadOnly);
     TreeModel model(file.readAll());
     file.close();

     QTreeView view;
     view.setModel(&model);
     view.setWindowTitle(QObject::tr("Simple Tree Model"));
     view.show();
     return app.exec();
 }