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Diffstat (limited to 'src/declarative/qml/qdeclarativeproperty_p.h')
| -rw-r--r-- | src/declarative/qml/qdeclarativeproperty_p.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/src/declarative/qml/qdeclarativeproperty_p.h b/src/declarative/qml/qdeclarativeproperty_p.h new file mode 100644 index 00000000..40b25ca2 --- /dev/null +++ b/src/declarative/qml/qdeclarativeproperty_p.h @@ -0,0 +1,147 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtDeclarative 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 QDECLARATIVEPROPERTY_P_H +#define QDECLARATIVEPROPERTY_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 "qdeclarativeproperty.h" + +#include <private/qobject_p.h> +#include <private/qdeclarativeglobal_p.h> +#include <private/qdeclarativepropertycache_p.h> +#include <private/qdeclarativeguard_p.h> + +QT_BEGIN_NAMESPACE + +class QDeclarativeContext; +class QDeclarativeEnginePrivate; +class QDeclarativeExpression; +class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativePropertyPrivate : public QDeclarativeRefCount +{ +public: + enum WriteFlag { BypassInterceptor = 0x01, DontRemoveBinding = 0x02, RemoveBindingOnAliasWrite = 0x04 }; + Q_DECLARE_FLAGS(WriteFlags, WriteFlag) + + QDeclarativePropertyPrivate() + : context(0), engine(0), object(0), isNameCached(false) {} + + QDeclarativeContextData *context; + QDeclarativeEngine *engine; + QDeclarativeGuard<QObject> object; + + bool isNameCached:1; + QDeclarativePropertyCache::Data core; + QString nameCache; + + // Describes the "virtual" value-type sub-property. + QDeclarativePropertyCache::ValueTypeData valueType; + + void initProperty(QObject *obj, const QString &name); + void initDefault(QObject *obj); + + bool isValueType() const; + int propertyType() const; + QDeclarativeProperty::Type type() const; + QDeclarativeProperty::PropertyTypeCategory propertyTypeCategory() const; + + QVariant readValueProperty(); + bool writeValueProperty(const QVariant &, WriteFlags); + + static const QMetaObject *rawMetaObjectForType(QDeclarativeEnginePrivate *, int); + static bool writeEnumProperty(const QMetaProperty &prop, int idx, QObject *object, + const QVariant &value, int flags); + static bool write(QObject *, const QDeclarativePropertyCache::Data &, const QVariant &, + QDeclarativeContextData *, WriteFlags flags = 0); + static void findAliasTarget(QObject *, int, QObject **, int *); + static QDeclarativeAbstractBinding *setBinding(QObject *, int coreIndex, int valueTypeIndex /* -1 */, + QDeclarativeAbstractBinding *, + WriteFlags flags = DontRemoveBinding); + static QDeclarativeAbstractBinding *setBindingNoEnable(QObject *, int coreIndex, int valueTypeIndex /* -1 */, + QDeclarativeAbstractBinding *); + static QDeclarativeAbstractBinding *binding(QObject *, int coreIndex, int valueTypeIndex /* -1 */); + + static QByteArray saveValueType(const QMetaObject *, int, + const QMetaObject *, int); + static QByteArray saveProperty(const QMetaObject *, int); + + static QDeclarativeProperty restore(const QByteArray &, QObject *, QDeclarativeContextData *); + static QDeclarativeProperty restore(const QDeclarativePropertyCache::Data &, + const QDeclarativePropertyCache::ValueTypeData &, + QObject *, + QDeclarativeContextData *); + + static bool equal(const QMetaObject *, const QMetaObject *); + static bool canConvert(const QMetaObject *from, const QMetaObject *to); + + // "Public" (to QML) methods + static QDeclarativeAbstractBinding *binding(const QDeclarativeProperty &that); + static QDeclarativeAbstractBinding *setBinding(const QDeclarativeProperty &that, + QDeclarativeAbstractBinding *, + WriteFlags flags = DontRemoveBinding); + static QDeclarativeExpression *signalExpression(const QDeclarativeProperty &that); + static QDeclarativeExpression *setSignalExpression(const QDeclarativeProperty &that, + QDeclarativeExpression *) ; + static bool write(const QDeclarativeProperty &that, const QVariant &, WriteFlags); + static int valueTypeCoreIndex(const QDeclarativeProperty &that); + static int bindingIndex(const QDeclarativeProperty &that); + static QMetaMethod findSignalByName(const QMetaObject *mo, const QByteArray &); + static bool connect(const QObject *sender, int signal_index, + const QObject *receiver, int method_index, + int type = 0, int *types = 0); + static const QMetaObject *metaObjectForProperty(const QMetaObject *, int); +}; + +Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativePropertyPrivate::WriteFlags) + +QT_END_NAMESPACE + +#endif // QDECLARATIVEPROPERTY_P_H |