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     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 QtDeclarative module of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

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    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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    28 ** If you have questions regarding the use of this file, please contact

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    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #ifndef QDECLARATIVEPROPERTY_H

    43 #define QDECLARATIVEPROPERTY_H

    44 

    45 #include <QtCore/qmetaobject.h>

    46 

    47 QT_BEGIN_HEADER

    48 

    49 QT_BEGIN_NAMESPACE

    50 

    51 QT_MODULE(Declarative)

    52 

    53 class QObject;

    54 class QVariant;

    55 class QDeclarativeContext;

    56 class QDeclarativeEngine;

    57 

    58 class QDeclarativePropertyPrivate;

    59 class Q_DECLARATIVE_EXPORT QDeclarativeProperty

    60 {

    61 public:

    62     enum PropertyTypeCategory {

    63         InvalidCategory,

    64         List,

    65         Object,

    66         Normal

    67     };

    68 

    69     enum Type { 

    70         Invalid,

    71         Property,

    72         SignalProperty

    73     };

    74 

    75     QDeclarativeProperty();

    76     ~QDeclarativeProperty();

    77 

    78     QDeclarativeProperty(QObject *);

    79     QDeclarativeProperty(QObject *, QDeclarativeContext *);

    80     QDeclarativeProperty(QObject *, QDeclarativeEngine *);

    81 

    82     QDeclarativeProperty(QObject *, const QString &);

    83     QDeclarativeProperty(QObject *, const QString &, QDeclarativeContext *);

    84     QDeclarativeProperty(QObject *, const QString &, QDeclarativeEngine *);

    85 

    86     QDeclarativeProperty(const QDeclarativeProperty &);

    87     QDeclarativeProperty &operator=(const QDeclarativeProperty &);

    88 

    89     bool operator==(const QDeclarativeProperty &) const;

    90 

    91     Type type() const;

    92     bool isValid() const;

    93     bool isProperty() const;

    94     bool isSignalProperty() const;

    95 

    96     int propertyType() const;

    97     PropertyTypeCategory propertyTypeCategory() const;

    98     const char *propertyTypeName() const;

    99 

   100     QString name() const;

   101 

   102     QVariant read() const;

   103     static QVariant read(QObject *, const QString &);

   104     static QVariant read(QObject *, const QString &, QDeclarativeContext *);

   105     static QVariant read(QObject *, const QString &, QDeclarativeEngine *);

   106 

   107     bool write(const QVariant &) const;

   108     static bool write(QObject *, const QString &, const QVariant &);

   109     static bool write(QObject *, const QString &, const QVariant &, QDeclarativeContext *);

   110     static bool write(QObject *, const QString &, const QVariant &, QDeclarativeEngine *);

   111 

   112     bool reset() const;

   113 

   114     bool hasNotifySignal() const;

   115     bool needsNotifySignal() const;

   116     bool connectNotifySignal(QObject *dest, const char *slot) const;

   117     bool connectNotifySignal(QObject *dest, int method) const;

   118 

   119     bool isWritable() const;

   120     bool isDesignable() const;

   121     bool isResettable() const;

   122     QObject *object() const;

   123 

   124     int index() const;

   125     QMetaProperty property() const;

   126     QMetaMethod method() const;

   127 

   128 private:

   129     friend class QDeclarativePropertyPrivate;

   130     QDeclarativePropertyPrivate *d;

   131 };

   132 typedef QList<QDeclarativeProperty> QDeclarativeProperties;

   133 

   134 inline uint qHash (const QDeclarativeProperty &key)

   135 {

   136     return qHash(key.object()) + qHash(key.name());

   137 }

   138 

   139 QT_END_NAMESPACE

   140 

   141 QT_END_HEADER

   142 

   143 #endif // QDECLARATIVEPROPERTY_H