src/declarative/qml/qdeclarativecontextscriptclass_p.h
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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 QtDeclarative module of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    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.
       
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    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
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #ifndef QDECLARATIVECONTEXTSCRIPTCLASS_P_H
       
    43 #define QDECLARATIVECONTEXTSCRIPTCLASS_P_H
       
    44 
       
    45 //
       
    46 //  W A R N I N G
       
    47 //  -------------
       
    48 //
       
    49 // This file is not part of the Qt API.  It exists purely as an
       
    50 // implementation detail.  This header file may change from version to
       
    51 // version without notice, or even be removed.
       
    52 //
       
    53 // We mean it.
       
    54 //
       
    55 
       
    56 #include "private/qdeclarativetypenamecache_p.h"
       
    57 #include <private/qscriptdeclarativeclass_p.h>
       
    58 
       
    59 QT_BEGIN_NAMESPACE
       
    60 
       
    61 class QDeclarativeEngine;
       
    62 class QDeclarativeContext;
       
    63 class QDeclarativeContextData;
       
    64 class QDeclarativeContextScriptClass : public QScriptDeclarativeClass
       
    65 {
       
    66 public:
       
    67     QDeclarativeContextScriptClass(QDeclarativeEngine *);
       
    68     ~QDeclarativeContextScriptClass();
       
    69 
       
    70     QScriptValue newContext(QDeclarativeContextData *, QObject * = 0);
       
    71     QScriptValue newUrlContext(QDeclarativeContextData *, QObject *, const QString &);
       
    72     QScriptValue newUrlContext(const QString &);
       
    73     QScriptValue newSharedContext();
       
    74 
       
    75     QDeclarativeContextData *contextFromValue(const QScriptValue &);
       
    76     QUrl urlFromValue(const QScriptValue &);
       
    77 
       
    78     QObject *setOverrideObject(QScriptValue &, QObject *);
       
    79 
       
    80 protected:
       
    81     virtual QScriptClass::QueryFlags queryProperty(Object *, const Identifier &, 
       
    82                                                    QScriptClass::QueryFlags flags);
       
    83     virtual Value property(Object *, const Identifier &);
       
    84     virtual void setProperty(Object *, const Identifier &name, const QScriptValue &);
       
    85 
       
    86 private:
       
    87     QScriptClass::QueryFlags queryProperty(QDeclarativeContextData *, QObject *scopeObject, 
       
    88                                            const Identifier &,
       
    89                                            QScriptClass::QueryFlags flags,
       
    90                                            bool includeTypes);
       
    91 
       
    92     QDeclarativeEngine *engine;
       
    93 
       
    94     QObject *lastScopeObject;
       
    95     QDeclarativeContextData *lastContext;
       
    96     QDeclarativeTypeNameCache::Data *lastData;
       
    97     int lastPropertyIndex;
       
    98     QScriptValue lastFunction;
       
    99 
       
   100     uint m_id;
       
   101 };
       
   102 
       
   103 QT_END_NAMESPACE
       
   104 
       
   105 #endif // QDECLARATIVECONTEXTSCRIPTCLASS_P_H
       
   106