examples/declarative/cppextensions/referenceexamples/attached/main.cpp
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the examples of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:BSD$
       
    10 ** You may use this file under the terms of the BSD license as follows:
       
    11 **
       
    12 ** "Redistribution and use in source and binary forms, with or without
       
    13 ** modification, are permitted provided that the following conditions are
       
    14 ** met:
       
    15 **   * Redistributions of source code must retain the above copyright
       
    16 **     notice, this list of conditions and the following disclaimer.
       
    17 **   * Redistributions in binary form must reproduce the above copyright
       
    18 **     notice, this list of conditions and the following disclaimer in
       
    19 **     the documentation and/or other materials provided with the
       
    20 **     distribution.
       
    21 **   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
       
    22 **     the names of its contributors may be used to endorse or promote
       
    23 **     products derived from this software without specific prior written
       
    24 **     permission.
       
    25 **
       
    26 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
       
    27 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
       
    28 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
       
    29 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
       
    30 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
       
    31 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
       
    32 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
       
    33 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
       
    34 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
       
    35 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
       
    36 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
       
    37 ** $QT_END_LICENSE$
       
    38 **
       
    39 ****************************************************************************/
       
    40 #include <QCoreApplication>
       
    41 #include <QDeclarativeEngine>
       
    42 #include <QDeclarativeComponent>
       
    43 #include <QDebug>
       
    44 #include "birthdayparty.h"
       
    45 #include "person.h"
       
    46 
       
    47 int main(int argc, char ** argv)
       
    48 {
       
    49     QCoreApplication app(argc, argv);
       
    50 
       
    51     qmlRegisterType<BirthdayPartyAttached>();
       
    52     qmlRegisterType<BirthdayParty>("People", 1,0, "BirthdayParty");
       
    53     qmlRegisterType<ShoeDescription>();
       
    54     qmlRegisterType<Person>();
       
    55     qmlRegisterType<Boy>("People", 1,0, "Boy");
       
    56     qmlRegisterType<Girl>("People", 1,0, "Girl");
       
    57 
       
    58     QDeclarativeEngine engine;
       
    59     QDeclarativeComponent component(&engine, ":example.qml");
       
    60     BirthdayParty *party = qobject_cast<BirthdayParty *>(component.create());
       
    61 
       
    62     if (party && party->host()) {
       
    63         qWarning() << party->host()->name() << "is having a birthday!";
       
    64 
       
    65         if (qobject_cast<Boy *>(party->host()))
       
    66             qWarning() << "He is inviting:";
       
    67         else
       
    68             qWarning() << "She is inviting:";
       
    69 
       
    70         for (int ii = 0; ii < party->guestCount(); ++ii) {
       
    71             Person *guest = party->guest(ii);
       
    72 
       
    73             QDate rsvpDate;
       
    74             QObject *attached = 
       
    75                 qmlAttachedPropertiesObject<BirthdayParty>(guest, false);
       
    76             if (attached)
       
    77                 rsvpDate = attached->property("rsvp").toDate();
       
    78 
       
    79             if (rsvpDate.isNull())
       
    80                 qWarning() << "   " << guest->name() << "RSVP date: Hasn't RSVP'd";
       
    81             else
       
    82                 qWarning() << "   " << guest->name() << "RSVP date:" << qPrintable(rsvpDate.toString());
       
    83         }
       
    84 
       
    85     } else {
       
    86         qWarning() << "An error occured";
       
    87     }
       
    88 
       
    89     return 0;
       
    90 }