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3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the QtQml module of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
10 ** This file may be used under the terms of the GNU Lesser General Public
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12 ** appearing in the file LICENSE.LGPL included in the packaging of this
13 ** file. Please review the following information to ensure the GNU Lesser
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21 ** GNU General Public License Usage
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40 ****************************************************************************/
42 #ifndef QQMLEXPRESSION_P_H
43 #define QQMLEXPRESSION_P_H
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.
56 #include "qqmlexpression.h"
58 #include <private/qv8engine_p.h>
59 #include <private/qqmlguard_p.h>
60 #include <private/qqmlengine_p.h>
61 #include <private/qfieldlist_p.h>
62 #include <private/qflagpointer_p.h>
63 #include <private/qdeletewatcher_p.h>
64 #include <private/qpointervaluepair_p.h>
65 #include <private/qqmlabstractexpression_p.h>
66 #include <private/qqmljavascriptexpression_p.h>
72 class QQmlExpressionPrivate : public QObjectPrivate,
73 public QQmlJavaScriptExpression,
74 public QQmlAbstractExpression
76 Q_DECLARE_PUBLIC(QQmlExpression)
78 QQmlExpressionPrivate();
79 ~QQmlExpressionPrivate();
81 void init(QQmlContextData *, const QString &, QObject *);
82 void init(QQmlContextData *, const QString &, bool, QObject *, const QString &, quint16, quint16);
83 void init(QQmlContextData *, const QByteArray &, bool, QObject *, const QString &, quint16, quint16);
85 QVariant value(bool *isUndefined = 0);
87 v8::Local<v8::Value> v8value(bool *isUndefined = 0);
89 static inline QQmlExpressionPrivate *get(QQmlExpression *expr);
90 static inline QQmlExpression *get(QQmlExpressionPrivate *expr);
94 static QQmlExpression *create(QQmlContextData *, QObject *, const QString &, bool,
95 const QString &, quint16, quint16);
97 bool expressionFunctionValid:1;
98 bool expressionFunctionRewritten:1;
100 // "Inherited" from QQmlJavaScriptExpression
101 static QString expressionIdentifier(QQmlJavaScriptExpression *);
102 static void expressionChanged(QQmlJavaScriptExpression *);
103 virtual void expressionChanged();
106 QByteArray expressionUtf8;
108 v8::Persistent<v8::Object> v8qmlscope;
109 v8::Persistent<v8::Function> v8function;
111 QString url; // This is a QString for a reason. QUrls are slooooooow...
114 QString name; //function name, hint for the debugger
117 QQmlExpressionPrivate *QQmlExpressionPrivate::get(QQmlExpression *expr)
119 return static_cast<QQmlExpressionPrivate *>(QObjectPrivate::get(expr));
122 QQmlExpression *QQmlExpressionPrivate::get(QQmlExpressionPrivate *expr)
124 return expr->q_func();
130 #endif // QQMLEXPRESSION_P_H