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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtQml module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QV4BINDINGS_P_H
+#define QV4BINDINGS_P_H
+
+//
+// W A R N I N G
+// -------------
+//
+// This file is not part of the Qt API. It exists purely as an
+// implementation detail. This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "private/qqmlexpression_p.h"
+#include "private/qqmlbinding_p.h"
+#include "private/qv4instruction_p.h"
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+struct QV4Program;
+class QV4Bindings : public QQmlAbstractExpression,
+ public QQmlRefCount
+{
+ Q_DECLARE_TR_FUNCTIONS(QV4Bindings)
+public:
+ QV4Bindings(const char *program, QQmlContextData *context,
+ QQmlRefCount *);
+ virtual ~QV4Bindings();
+
+ QQmlAbstractBinding *configBinding(int index, QObject *target,
+ QObject *scope, int property,
+ int line, int column);
+
+#ifdef QML_THREADED_INTERPRETER
+ static void **getDecodeInstrTable();
+#endif
+
+private:
+ Q_DISABLE_COPY(QV4Bindings)
+
+ struct Binding : public QQmlAbstractBinding, public QQmlDelayedError {
+ Binding() : enabled(false), updating(0), property(0),
+ scope(0), target(0), executedBlocks(0), parent(0) {}
+
+ // Inherited from QQmlAbstractBinding
+ virtual void setEnabled(bool, QQmlPropertyPrivate::WriteFlags flags);
+ virtual void update(QQmlPropertyPrivate::WriteFlags flags);
+ virtual void destroy();
+ virtual int propertyIndex() const;
+ virtual QObject *object() const;
+
+ int index:30;
+ bool enabled:1;
+ bool updating:1;
+ int property;
+ QObject *scope;
+ int line;
+ int column;
+ QObject *target;
+ quint32 executedBlocks;
+
+ QV4Bindings *parent;
+ };
+
+ class Subscription : public QQmlNotifierEndpoint
+ {
+ public:
+ Subscription() : bindings(0), method(-1) { callback = &subscriptionCallback; }
+ static void subscriptionCallback(QQmlNotifierEndpoint *e);
+ QV4Bindings *bindings;
+ int method;
+ };
+ friend class Subscription;
+
+ Subscription *subscriptions;
+
+ void subscriptionNotify(int);
+ void run(Binding *, QQmlPropertyPrivate::WriteFlags flags);
+
+ QV4Program *program;
+ QQmlRefCount *dataRef;
+ Binding *bindings;
+
+ void init();
+ void run(int instr, quint32 &executedBlocks, QQmlContextData *context,
+ QQmlDelayedError *error, QObject *scope, QObject *output,
+ QQmlPropertyPrivate::WriteFlags storeFlags
+#ifdef QML_THREADED_INTERPRETER
+ , void ***decode_instr = 0
+#endif
+ );
+
+
+ inline void unsubscribe(int subIndex);
+ inline void subscribeId(QQmlContextData *p, int idIndex, int subIndex);
+ inline void subscribe(QObject *o, int notifyIndex, int subIndex);
+
+ inline static qint32 toInt32(qreal n);
+ static const qreal D32;
+ static quint32 toUint32(qreal n);
+
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QV4BINDINGS_P_H
+