examples/declarative/cppextensions/referenceexamples/valuesource/main.cpp

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  40 #include <QCoreApplication>
  41 #include <QDeclarativeEngine>
  42 #include <QDeclarativeComponent>
  43 #include <QDebug>
  44 #include "birthdayparty.h"
  45 #include "happybirthdaysong.h"
  46 #include "person.h"
  47
  48 int main(int argc, char ** argv)
  49 {
  50     QCoreApplication app(argc, argv);
  51
  52     qmlRegisterType<BirthdayPartyAttached>();
  53     qmlRegisterType<BirthdayParty>("People", 1,0, "BirthdayParty");
  54     qmlRegisterType<HappyBirthdaySong>("People", 1,0, "HappyBirthdaySong");
  55     qmlRegisterType<ShoeDescription>();
  56     qmlRegisterType<Person>();
  57     qmlRegisterType<Boy>("People", 1,0, "Boy");
  58     qmlRegisterType<Girl>("People", 1,0, "Girl");
  59
  60     QDeclarativeEngine engine;
  61     QDeclarativeComponent component(&engine, QUrl("qrc:example.qml"));
  62     BirthdayParty *party = qobject_cast<BirthdayParty *>(component.create());
  63
  64     if (party && party->host()) {
  65         qWarning() << party->host()->name() << "is having a birthday!";
  66
  67         if (qobject_cast<Boy *>(party->host()))
  68             qWarning() << "He is inviting:";
  69         else
  70             qWarning() << "She is inviting:";
  71
  72         for (int ii = 0; ii < party->guestCount(); ++ii) {
  73             Person *guest = party->guest(ii);
  74
  75             QDate rsvpDate;
  76             QObject *attached =
  77                 qmlAttachedPropertiesObject<BirthdayParty>(guest, false);
  78             if (attached)
  79                 rsvpDate = attached->property("rsvp").toDate();
  80
  81             if (rsvpDate.isNull())
  82                 qWarning() << "   " << guest->name() << "RSVP date: Hasn't RSVP'd";
  83             else
  84                 qWarning() << "   " << guest->name() << "RSVP date:" << qPrintable(rsvpDate.toString());
  85         }
  86
  87         party->startParty();
  88     } else {
  89         qWarning() << component.errors();
  90     }
  91
  92     return app.exec();
  93 }