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Diffstat (limited to 'src/qml/qml/qqmlproperty_p.h')
| -rw-r--r-- | src/qml/qml/qqmlproperty_p.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/src/qml/qml/qqmlproperty_p.h b/src/qml/qml/qqmlproperty_p.h new file mode 100644 index 0000000000..0f97a63155 --- /dev/null +++ b/src/qml/qml/qqmlproperty_p.h @@ -0,0 +1,171 @@ +/**************************************************************************** +** +** 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 QQMLPROPERTY_P_H +#define QQMLPROPERTY_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 "qqmlproperty.h" + +#include <private/qobject_p.h> +#include <private/qtqmlglobal_p.h> +#include <private/qqmlpropertycache_p.h> +#include <private/qqmlguard_p.h> + +QT_BEGIN_NAMESPACE + +class QQmlContext; +class QQmlExpression; +class QQmlEnginePrivate; +class QQmlJavaScriptExpression; +class Q_QML_PRIVATE_EXPORT QQmlPropertyPrivate : public QQmlRefCount +{ +public: + enum WriteFlag { + BypassInterceptor = 0x01, + DontRemoveBinding = 0x02, + RemoveBindingOnAliasWrite = 0x04 + }; + Q_DECLARE_FLAGS(WriteFlags, WriteFlag) + + QQmlContextData *context; + QQmlEngine *engine; + QQmlGuard<QObject> object; + + QQmlPropertyData core; + + bool isNameCached:1; + QString nameCache; + + QQmlPropertyPrivate(); + + inline QQmlContextData *effectiveContext() const; + + void initProperty(QObject *obj, const QString &name); + void initDefault(QObject *obj); + + bool isValueType() const; + int propertyType() const; + QQmlProperty::Type type() const; + QQmlProperty::PropertyTypeCategory propertyTypeCategory() const; + + QVariant readValueProperty(); + bool writeValueProperty(const QVariant &, WriteFlags); + + static const QMetaObject *rawMetaObjectForType(QQmlEnginePrivate *, int); + static bool writeEnumProperty(const QMetaProperty &prop, int idx, QObject *object, + const QVariant &value, int flags); + static bool writeValueProperty(QObject *, QQmlEngine *, + const QQmlPropertyData &, + const QVariant &, QQmlContextData *, + WriteFlags flags = 0); + static bool write(QObject *, const QQmlPropertyData &, const QVariant &, + QQmlContextData *, WriteFlags flags = 0); + static void findAliasTarget(QObject *, int, QObject **, int *); + + static QQmlAbstractBinding *setBinding(QObject *, int coreIndex, + int valueTypeIndex /* -1 */, + QQmlAbstractBinding *, + WriteFlags flags = DontRemoveBinding); + static QQmlAbstractBinding *setBindingNoEnable(QObject *, int coreIndex, + int valueTypeIndex /* -1 */, + QQmlAbstractBinding *); + static QQmlAbstractBinding *binding(QObject *, int coreIndex, + int valueTypeIndex /* -1 */); + + static QQmlPropertyData saveValueType(const QMetaObject *, int, + const QMetaObject *, int, + QQmlEngine *); + static QQmlProperty restore(QObject *, + const QQmlPropertyData &, + QQmlContextData *); + + static bool equal(const QMetaObject *, const QMetaObject *); + static bool canConvert(const QMetaObject *from, const QMetaObject *to); + static inline QQmlPropertyPrivate *get(const QQmlProperty &p) { + return p.d; + } + + // "Public" (to QML) methods + static QQmlAbstractBinding *binding(const QQmlProperty &that); + static QQmlAbstractBinding *setBinding(const QQmlProperty &that, + QQmlAbstractBinding *, + WriteFlags flags = DontRemoveBinding); + static QQmlExpression *signalExpression(const QQmlProperty &that); + static QQmlExpression *setSignalExpression(const QQmlProperty &that, + QQmlExpression *) ; + static bool write(const QQmlProperty &that, const QVariant &, WriteFlags); + static bool writeBinding(const QQmlProperty &that, + QQmlContextData *context, + QQmlJavaScriptExpression *expression, + v8::Handle<v8::Value> result, bool isUndefined, + WriteFlags flags); + static bool writeBinding(QObject *, const QQmlPropertyData &, + QQmlContextData *context, + QQmlJavaScriptExpression *expression, + v8::Handle<v8::Value> result, bool isUndefined, + WriteFlags flags); + static int valueTypeCoreIndex(const QQmlProperty &that); + static int bindingIndex(const QQmlProperty &that); + static int bindingIndex(const QQmlPropertyData &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); + static void flushSignal(const QObject *sender, int signal_index); +}; + +Q_DECLARE_OPERATORS_FOR_FLAGS(QQmlPropertyPrivate::WriteFlags) + +QT_END_NAMESPACE + +#endif // QQMLPROPERTY_P_H |