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Diffstat (limited to 'src/declarative/qml/qdeclarativecontext_p.h')
| -rw-r--r-- | src/declarative/qml/qdeclarativecontext_p.h | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/src/declarative/qml/qdeclarativecontext_p.h b/src/declarative/qml/qdeclarativecontext_p.h deleted file mode 100644 index c53fc9cc21..0000000000 --- a/src/declarative/qml/qdeclarativecontext_p.h +++ /dev/null @@ -1,334 +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 QDECLARATIVECONTEXT_P_H -#define QDECLARATIVECONTEXT_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 "qdeclarativecontext.h" - -#include "qdeclarativedata_p.h" -#include "qdeclarativeintegercache_p.h" -#include "qdeclarativetypenamecache_p.h" -#include "qdeclarativenotifier_p.h" -#include "qdeclarativelist.h" -#include "qdeclarativescript_p.h" - -#include <QtCore/qhash.h> -#include <QtDeclarative/qjsvalue.h> -#include <QtCore/qset.h> - -#include <private/qobject_p.h> -#include <private/qflagpointer_p.h> -#include <private/qdeclarativeguard_p.h> - -#include <private/qv8_p.h> - - -QT_BEGIN_NAMESPACE - -class QV8Bindings; -class QDeclarativeContext; -class QDeclarativeExpression; -class QDeclarativeEngine; -class QDeclarativeExpression; -class QDeclarativeExpressionPrivate; -class QDeclarativeAbstractExpression; -class QV4Bindings; -class QDeclarativeContextData; - -class QDeclarativeContextPrivate : public QObjectPrivate -{ - Q_DECLARE_PUBLIC(QDeclarativeContext) -public: - QDeclarativeContextPrivate(); - - QDeclarativeContextData *data; - - QList<QVariant> propertyValues; - int notifyIndex; - - static QDeclarativeContextPrivate *get(QDeclarativeContext *context) { - return static_cast<QDeclarativeContextPrivate *>(QObjectPrivate::get(context)); - } - static QDeclarativeContext *get(QDeclarativeContextPrivate *context) { - return static_cast<QDeclarativeContext *>(context->q_func()); - } - - // Only used for debugging - QList<QPointer<QObject> > instances; - - static int context_count(QDeclarativeListProperty<QObject> *); - static QObject *context_at(QDeclarativeListProperty<QObject> *, int); -}; - -class QDeclarativeVME; -class QDeclarativeComponentAttached; -class QDeclarativeGuardedContextData; -class Q_DECLARATIVE_EXPORT QDeclarativeContextData -{ -public: - QDeclarativeContextData(); - QDeclarativeContextData(QDeclarativeContext *); - void clearContext(); - void destroy(); - void invalidate(); - - inline bool isValid() const { - return engine && (!isInternal || !contextObject || !QObjectPrivate::get(contextObject)->wasDeleted); - } - - // My parent context and engine - QDeclarativeContextData *parent; - QDeclarativeEngine *engine; - - void setParent(QDeclarativeContextData *, bool parentTakesOwnership = false); - void refreshExpressions(); - - void addObject(QObject *); - - QUrl resolvedUrl(const QUrl &); - - // My containing QDeclarativeContext. If isInternal is true this owns publicContext. - // If internal is false publicContext owns this. - QDeclarativeContext *asQDeclarativeContext(); - QDeclarativeContextPrivate *asQDeclarativeContextPrivate(); - quint32 isInternal:1; - quint32 ownedByParent:1; // unrelated to isInternal; parent context deletes children if true. - quint32 isJSContext:1; - quint32 isPragmaLibraryContext:1; - quint32 unresolvedNames:1; // True if expressions in this context failed to resolve a toplevel name - quint32 dummy:28; - QDeclarativeContext *publicContext; - - // VME data that is constructing this context if any - void *activeVMEData; - - // Property name cache - QDeclarativeIntegerCache *propertyNames; - - // Context object - QObject *contextObject; - - // Any script blocks that exist on this context - QList<v8::Persistent<v8::Object> > importedScripts; - - // Context base url - QUrl url; - QString urlString; - - // List of imports that apply to this context - QDeclarativeTypeNameCache *imports; - - // My children - QDeclarativeContextData *childContexts; - - // My peers in parent's childContexts list - QDeclarativeContextData *nextChild; - QDeclarativeContextData **prevChild; - - // Expressions that use this context - QDeclarativeAbstractExpression *expressions; - - // Doubly-linked list of objects that are owned by this context - QDeclarativeData *contextObjects; - - // Doubly-linked list of context guards (XXX merge with contextObjects) - QDeclarativeGuardedContextData *contextGuards; - - // id guards - struct ContextGuard : public QDeclarativeGuard<QObject> - { - inline ContextGuard(); - inline ContextGuard &operator=(QObject *obj); - inline void objectDestroyed(QObject *); - - inline bool wasSet() const; - - QFlagPointer<QDeclarativeContextData> context; - QDeclarativeNotifier bindings; - }; - ContextGuard *idValues; - int idValueCount; - void setIdProperty(int, QObject *); - void setIdPropertyData(QDeclarativeIntegerCache *); - - // Linked contexts. this owns linkedContext. - QDeclarativeContextData *linkedContext; - - // Linked list of uses of the Component attached property in this - // context - QDeclarativeComponentAttached *componentAttached; - - // Optimized binding objects. Needed for deferred properties. - QV4Bindings *v4bindings; - QV8Bindings *v8bindings; - - // Return the outermost id for obj, if any. - QString findObjectId(const QObject *obj) const; - - static QDeclarativeContextData *get(QDeclarativeContext *context) { - return QDeclarativeContextPrivate::get(context)->data; - } - -private: - void refreshExpressionsRecursive(bool isGlobal); - void refreshExpressionsRecursive(QDeclarativeAbstractExpression *); - ~QDeclarativeContextData() {} -}; - -class QDeclarativeGuardedContextData -{ -public: - inline QDeclarativeGuardedContextData(); - inline QDeclarativeGuardedContextData(QDeclarativeContextData *); - inline ~QDeclarativeGuardedContextData(); - - inline QDeclarativeContextData *contextData(); - inline void setContextData(QDeclarativeContextData *); - - inline bool isNull() const { return !m_contextData; } - - inline operator QDeclarativeContextData*() const { return m_contextData; } - inline QDeclarativeContextData* operator->() const { return m_contextData; } - inline QDeclarativeGuardedContextData &operator=(QDeclarativeContextData *d); - -private: - QDeclarativeGuardedContextData &operator=(const QDeclarativeGuardedContextData &); - QDeclarativeGuardedContextData(const QDeclarativeGuardedContextData &); - friend class QDeclarativeContextData; - - inline void clear(); - - QDeclarativeContextData *m_contextData; - QDeclarativeGuardedContextData *m_next; - QDeclarativeGuardedContextData **m_prev; -}; - -QDeclarativeGuardedContextData::QDeclarativeGuardedContextData() -: m_contextData(0), m_next(0), m_prev(0) -{ -} - -QDeclarativeGuardedContextData::QDeclarativeGuardedContextData(QDeclarativeContextData *data) -: m_contextData(0), m_next(0), m_prev(0) -{ - setContextData(data); -} - -QDeclarativeGuardedContextData::~QDeclarativeGuardedContextData() -{ - clear(); -} - -void QDeclarativeGuardedContextData::setContextData(QDeclarativeContextData *contextData) -{ - clear(); - - if (contextData) { - m_contextData = contextData; - m_next = contextData->contextGuards; - if (m_next) m_next->m_prev = &m_next; - m_prev = &contextData->contextGuards; - contextData->contextGuards = this; - } -} - -QDeclarativeContextData *QDeclarativeGuardedContextData::contextData() -{ - return m_contextData; -} - -void QDeclarativeGuardedContextData::clear() -{ - if (m_prev) { - *m_prev = m_next; - if (m_next) m_next->m_prev = m_prev; - m_contextData = 0; - m_next = 0; - m_prev = 0; - } -} - -QDeclarativeGuardedContextData & -QDeclarativeGuardedContextData::operator=(QDeclarativeContextData *d) -{ - setContextData(d); - return *this; -} - -QDeclarativeContextData::ContextGuard::ContextGuard() -: context(0) -{ -} - -QDeclarativeContextData::ContextGuard &QDeclarativeContextData::ContextGuard::operator=(QObject *obj) -{ - QDeclarativeGuard<QObject>::operator=(obj); - context.setFlag(); - bindings.notify(); // For alias connections - return *this; -} - -void QDeclarativeContextData::ContextGuard::objectDestroyed(QObject *) -{ - if (context->contextObject && !QObjectPrivate::get(context->contextObject)->wasDeleted) - bindings.notify(); -} - -bool QDeclarativeContextData::ContextGuard::wasSet() const -{ - return context.flag(); -} - -QT_END_NAMESPACE - -#endif // QDECLARATIVECONTEXT_P_H |