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Diffstat (limited to 'src/declarative/qml/qdeclarativebinding_p.h')
| -rw-r--r-- | src/declarative/qml/qdeclarativebinding_p.h | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/src/declarative/qml/qdeclarativebinding_p.h b/src/declarative/qml/qdeclarativebinding_p.h deleted file mode 100644 index 61cf7dd550..0000000000 --- a/src/declarative/qml/qdeclarativebinding_p.h +++ /dev/null @@ -1,219 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** 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 QDECLARATIVEBINDING_P_H -#define QDECLARATIVEBINDING_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 "qdeclarative.h" -#include "qdeclarativepropertyvaluesource.h" -#include "qdeclarativeexpression.h" -#include "qdeclarativeproperty.h" -#include "qdeclarativeproperty_p.h" - -#include <QtCore/QObject> -#include <QtCore/QMetaProperty> - -#include <private/qpointervaluepair_p.h> - -QT_BEGIN_NAMESPACE - -class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeAbstractBinding -{ -public: - typedef QWeakPointer<QDeclarativeAbstractBinding> Pointer; - - QDeclarativeAbstractBinding(); - - virtual void destroy(); - - virtual QString expression() const; - - enum Type { PropertyBinding, ValueTypeProxy }; - virtual Type bindingType() const { return PropertyBinding; } - - // Should return the encoded property index for the binding. Should return this value - // even if the binding is not enabled or added to an object. - // Encoding is: coreIndex | (valueTypeIndex << 24) - virtual int propertyIndex() const = 0; - // Should return the object for the binding. Should return this object even if the - // binding is not enabled or added to the object. - virtual QObject *object() const = 0; - - void setEnabled(bool e) { setEnabled(e, QDeclarativePropertyPrivate::DontRemoveBinding); } - virtual void setEnabled(bool, QDeclarativePropertyPrivate::WriteFlags) = 0; - - void update() { update(QDeclarativePropertyPrivate::DontRemoveBinding); } - virtual void update(QDeclarativePropertyPrivate::WriteFlags) = 0; - - void addToObject(); - void removeFromObject(); - - static inline Pointer getPointer(QDeclarativeAbstractBinding *p); - -protected: - virtual ~QDeclarativeAbstractBinding(); - void clear(); - - // Called by QDeclarativePropertyPrivate to "move" a binding to a different property. - // This is only used for alias properties, and only used by QDeclarativeBinding not - // V8 or V4 bindings. The default implementation qFatal()'s to ensure that the - // method is never called for V4 or V8 bindings. - virtual void retargetBinding(QObject *, int); -private: - Pointer weakPointer(); - - friend class QDeclarativeData; - friend class QDeclarativeComponentPrivate; - friend class QDeclarativeValueTypeProxyBinding; - friend class QDeclarativePropertyPrivate; - friend class QDeclarativeVME; - friend class QtSharedPointer::ExternalRefCount<QDeclarativeAbstractBinding>; - - typedef QSharedPointer<QDeclarativeAbstractBinding> SharedPointer; - // To save memory, we also store the rarely used weakPointer() instance in here - QPointerValuePair<QDeclarativeAbstractBinding*, SharedPointer> m_mePtr; - - QDeclarativeAbstractBinding **m_prevBinding; - QDeclarativeAbstractBinding *m_nextBinding; -}; - -class QDeclarativeValueTypeProxyBinding : public QDeclarativeAbstractBinding -{ -public: - QDeclarativeValueTypeProxyBinding(QObject *o, int coreIndex); - - virtual Type bindingType() const { return ValueTypeProxy; } - - virtual void setEnabled(bool, QDeclarativePropertyPrivate::WriteFlags); - virtual void update(QDeclarativePropertyPrivate::WriteFlags); - virtual int propertyIndex() const; - virtual QObject *object() const; - - QDeclarativeAbstractBinding *binding(int propertyIndex); - - void removeBindings(quint32 mask); - -protected: - ~QDeclarativeValueTypeProxyBinding(); - -private: - void recursiveEnable(QDeclarativeAbstractBinding *, QDeclarativePropertyPrivate::WriteFlags); - void recursiveDisable(QDeclarativeAbstractBinding *); - - friend class QDeclarativeAbstractBinding; - QObject *m_object; - int m_index; - QDeclarativeAbstractBinding *m_bindings; -}; - -class QDeclarativeContext; -class QDeclarativeBindingPrivate; -class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeBinding : public QDeclarativeExpression, - public QDeclarativeAbstractBinding -{ -Q_OBJECT -public: - enum EvaluateFlag { None = 0x00, RequiresThisObject = 0x01 }; - Q_DECLARE_FLAGS(EvaluateFlags, EvaluateFlag) - - QDeclarativeBinding(const QString &, QObject *, QDeclarativeContext *, QObject *parent=0); - QDeclarativeBinding(const QString &, QObject *, QDeclarativeContextData *, QObject *parent=0); - QDeclarativeBinding(const QString &, bool isRewritten, QObject *, QDeclarativeContextData *, - const QString &url, int lineNumber, int columnNumber = 0, QObject *parent=0); - QDeclarativeBinding(void *, QObject *, QDeclarativeContextData *, QObject *parent=0); - - void setTarget(const QDeclarativeProperty &); - void setTarget(QObject *, const QDeclarativePropertyData &, QDeclarativeContextData *); - QDeclarativeProperty property() const; - - void setEvaluateFlags(EvaluateFlags flags); - EvaluateFlags evaluateFlags() const; - - bool enabled() const; - - // Inherited from QDeclarativeAbstractBinding - virtual void setEnabled(bool, QDeclarativePropertyPrivate::WriteFlags flags); - virtual void update(QDeclarativePropertyPrivate::WriteFlags flags); - virtual QString expression() const; - virtual int propertyIndex() const; - virtual QObject *object() const; - virtual void retargetBinding(QObject *, int); - - typedef int Identifier; - static Identifier Invalid; - static QDeclarativeBinding *createBinding(Identifier, QObject *, QDeclarativeContext *, - const QString &, int, QObject *parent=0); - - -public Q_SLOTS: - void update() { update(QDeclarativePropertyPrivate::DontRemoveBinding); } - -protected: - ~QDeclarativeBinding(); - -private: - Q_DECLARE_PRIVATE(QDeclarativeBinding) -}; - -Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativeBinding::EvaluateFlags) - -QDeclarativeAbstractBinding::Pointer -QDeclarativeAbstractBinding::getPointer(QDeclarativeAbstractBinding *p) -{ - return p ? p->weakPointer() : Pointer(); -} - -QT_END_NAMESPACE - -Q_DECLARE_METATYPE(QDeclarativeBinding*) - -#endif // QDECLARATIVEBINDING_P_H |