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Diffstat (limited to 'src/declarative/qml/qdeclarativepropertycache_p.h')
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diff --git a/src/declarative/qml/qdeclarativepropertycache_p.h b/src/declarative/qml/qdeclarativepropertycache_p.h deleted file mode 100644 index d5d7095667..0000000000 --- a/src/declarative/qml/qdeclarativepropertycache_p.h +++ /dev/null @@ -1,383 +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 QDECLARATIVEPROPERTYCACHE_P_H -#define QDECLARATIVEPROPERTYCACHE_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/qdeclarativerefcount_p.h> -#include "qdeclarativecleanup_p.h" -#include "qdeclarativenotifier_p.h" - -#include <private/qhashedstring_p.h> -#include <QtCore/qvarlengtharray.h> -#include <QtCore/qvector.h> - -QT_BEGIN_NAMESPACE - -class QV8Engine; -class QMetaProperty; -class QV8QObjectWrapper; -class QDeclarativeEngine; -class QDeclarativePropertyData; -class QDeclarativeAccessors; -class QDeclarativePropertyCacheMethodArguments; - -// We have this somewhat awful split between RawData and Data so that RawData can be -// used in unions. In normal code, you should always use Data which initializes RawData -// to an invalid state on construction. -class QDeclarativePropertyRawData -{ -public: - enum Flag { - NoFlags = 0x00000000, - ValueTypeFlagMask = 0x0000FFFF, // Flags in valueTypeFlags must fit in this mask - - // Can apply to all properties, except IsFunction - IsConstant = 0x00000001, // Has CONST flag - IsWritable = 0x00000002, // Has WRITE function - IsResettable = 0x00000004, // Has RESET function - IsAlias = 0x00000008, // Is a QML alias to another property - IsFinal = 0x00000010, // Has FINAL flag - IsDirect = 0x00000020, // Exists on a C++ QMetaObject - HasAccessors = 0x00000040, // Has property accessors - - // These are mutualy exclusive - IsFunction = 0x00000080, // Is an invokable - IsQObjectDerived = 0x00000100, // Property type is a QObject* derived type - IsEnumType = 0x00000200, // Property type is an enum - IsQList = 0x00000400, // Property type is a QML list - IsQmlBinding = 0x00000800, // Property type is a QDeclarativeBinding* - IsQJSValue = 0x00001000, // Property type is a QScriptValue - IsV8Handle = 0x00002000, // Property type is a QDeclarativeV8Handle - IsVMEProperty = 0x00004000, // Property type is a "var" property of VMEMO - IsValueTypeVirtual = 0x00008000, // Property is a value type "virtual" property - IsQVariant = 0x00010000, // Property is a QVariant - - // Apply only to IsFunctions - IsVMEFunction = 0x00020000, // Function was added by QML - HasArguments = 0x00040000, // Function takes arguments - IsSignal = 0x00080000, // Function is a signal - IsVMESignal = 0x00100000, // Signal was added by QML - IsV8Function = 0x00200000, // Function takes QDeclarativeV8Function* args - IsSignalHandler = 0x00400000, // Function is a signal handler - IsOverload = 0x00800000, // Function is an overload of another function - - // Internal QDeclarativePropertyCache flags - NotFullyResolved = 0x01000000 // True if the type data is to be lazily resolved - }; - Q_DECLARE_FLAGS(Flags, Flag) - - Flags getFlags() const { return Flag(flags); } - void setFlags(Flags f) { flags = f; } - - bool isValid() const { return coreIndex != -1; } - - bool isConstant() const { return flags & IsConstant; } - bool isWritable() const { return flags & IsWritable; } - bool isResettable() const { return flags & IsResettable; } - bool isAlias() const { return flags & IsAlias; } - bool isFinal() const { return flags & IsFinal; } - bool isDirect() const { return flags & IsDirect; } - bool hasAccessors() const { return flags & HasAccessors; } - bool isFunction() const { return flags & IsFunction; } - bool isQObject() const { return flags & IsQObjectDerived; } - bool isEnum() const { return flags & IsEnumType; } - bool isQList() const { return flags & IsQList; } - bool isQmlBinding() const { return flags & IsQmlBinding; } - bool isQJSValue() const { return flags & IsQJSValue; } - bool isV8Handle() const { return flags & IsV8Handle; } - bool isVMEProperty() const { return flags & IsVMEProperty; } - bool isValueTypeVirtual() const { return flags & IsValueTypeVirtual; } - bool isQVariant() const { return flags & IsQVariant; } - bool isVMEFunction() const { return flags & IsVMEFunction; } - bool hasArguments() const { return flags & HasArguments; } - bool isSignal() const { return flags & IsSignal; } - bool isVMESignal() const { return flags & IsVMESignal; } - bool isV8Function() const { return flags & IsV8Function; } - bool isSignalHandler() const { return flags & IsSignalHandler; } - bool isOverload() const { return flags & IsOverload; } - - bool hasOverride() const { return !(flags & IsValueTypeVirtual) && - !(flags & HasAccessors) && - overrideIndex >= 0; } - - // Returns -1 if not a value type virtual property - inline int getValueTypeCoreIndex() const; - - // Returns the "encoded" index for use with bindings. Encoding is: - // coreIndex | (valueTypeCoreIndex << 24) - inline int encodedIndex() const; - - union { - int propType; // When !NotFullyResolved - const char *propTypeName; // When NotFullyResolved - }; - int coreIndex; - union { - int notifyIndex; // When !IsFunction - void *arguments; // When IsFunction && HasArguments - }; - - union { - struct { // When !HasAccessors - qint16 revision; - qint16 metaObjectOffset; - - union { - struct { // When IsValueTypeVirtual - quint16 valueTypeFlags; // flags of the access property on the value type proxy - // object - quint8 valueTypePropType; // The QVariant::Type of access property on the value - // type proxy object - quint8 valueTypeCoreIndex; // The prop index of the access property on the value - // type proxy object - }; - - struct { // When !IsValueTypeVirtual - uint overrideIndexIsProperty : 1; - signed int overrideIndex : 31; - }; - }; - }; - struct { // When HasAccessors - QDeclarativeAccessors *accessors; - intptr_t accessorData; - }; - }; - -private: - friend class QDeclarativePropertyData; - friend class QDeclarativePropertyCache; - quint32 flags; -}; -Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativePropertyRawData::Flags); - -class QDeclarativePropertyData : public QDeclarativePropertyRawData -{ -public: - inline QDeclarativePropertyData(); - inline QDeclarativePropertyData(const QDeclarativePropertyRawData &); - - inline bool operator==(const QDeclarativePropertyRawData &); - - static Flags flagsForProperty(const QMetaProperty &, QDeclarativeEngine *engine = 0); - void load(const QMetaProperty &, QDeclarativeEngine *engine = 0); - void load(const QMetaMethod &); - QString name(QObject *); - QString name(const QMetaObject *); - -private: - friend class QDeclarativePropertyCache; - void lazyLoad(const QMetaProperty &, QDeclarativeEngine *engine = 0); - void lazyLoad(const QMetaMethod &); - bool notFullyResolved() const { return flags & NotFullyResolved; } -}; - -class Q_DECLARATIVE_EXPORT QDeclarativePropertyCache : public QDeclarativeRefCount, public QDeclarativeCleanup -{ -public: - QDeclarativePropertyCache(QDeclarativeEngine *); - QDeclarativePropertyCache(QDeclarativeEngine *, const QMetaObject *); - virtual ~QDeclarativePropertyCache(); - - void update(QDeclarativeEngine *, const QMetaObject *); - - QDeclarativePropertyCache *copy(); - - QDeclarativePropertyCache *copyAndAppend(QDeclarativeEngine *, const QMetaObject *, - QDeclarativePropertyData::Flag propertyFlags = QDeclarativePropertyData::NoFlags, - QDeclarativePropertyData::Flag methodFlags = QDeclarativePropertyData::NoFlags, - QDeclarativePropertyData::Flag signalFlags = QDeclarativePropertyData::NoFlags); - QDeclarativePropertyCache *copyAndAppend(QDeclarativeEngine *, const QMetaObject *, int revision, - QDeclarativePropertyData::Flag propertyFlags = QDeclarativePropertyData::NoFlags, - QDeclarativePropertyData::Flag methodFlags = QDeclarativePropertyData::NoFlags, - QDeclarativePropertyData::Flag signalFlags = QDeclarativePropertyData::NoFlags); - - void append(QDeclarativeEngine *, const QMetaObject *, - QDeclarativePropertyData::Flag propertyFlags = QDeclarativePropertyData::NoFlags, - QDeclarativePropertyData::Flag methodFlags = QDeclarativePropertyData::NoFlags, - QDeclarativePropertyData::Flag signalFlags = QDeclarativePropertyData::NoFlags); - void append(QDeclarativeEngine *, const QMetaObject *, int revision, - QDeclarativePropertyData::Flag propertyFlags = QDeclarativePropertyData::NoFlags, - QDeclarativePropertyData::Flag methodFlags = QDeclarativePropertyData::NoFlags, - QDeclarativePropertyData::Flag signalFlags = QDeclarativePropertyData::NoFlags); - - inline QDeclarativePropertyData *property(const QHashedV8String &) const; - QDeclarativePropertyData *property(const QHashedStringRef &) const; - QDeclarativePropertyData *property(const QHashedCStringRef &) const; - QDeclarativePropertyData *property(const QString &) const; - QDeclarativePropertyData *property(int) const; - QDeclarativePropertyData *method(int) const; - QStringList propertyNames() const; - - inline QDeclarativePropertyData *overrideData(QDeclarativePropertyData *) const; - inline bool isAllowedInRevision(QDeclarativePropertyData *) const; - - inline QDeclarativeEngine *qmlEngine() const; - static QDeclarativePropertyData *property(QDeclarativeEngine *, QObject *, const QString &, - QDeclarativePropertyData &); - static QDeclarativePropertyData *property(QDeclarativeEngine *, QObject *, const QHashedV8String &, - QDeclarativePropertyData &); - static int *methodParameterTypes(QObject *, int index, QVarLengthArray<int, 9> &dummy, - QByteArray *unknownTypeError); - - static bool isDynamicMetaObject(const QMetaObject *); -protected: - virtual void destroy(); - virtual void clear(); - -private: - friend class QDeclarativeEnginePrivate; - friend class QV8QObjectWrapper; - - inline QDeclarativePropertyCache *copy(int reserve); - - // Implemented in v8/qv8qobjectwrapper.cpp - v8::Local<v8::Object> newQObject(QObject *, QV8Engine *); - - typedef QVector<QDeclarativePropertyData> IndexCache; - typedef QStringHash<QDeclarativePropertyData *> StringCache; - typedef QVector<int> AllowedRevisionCache; - - void resolve(QDeclarativePropertyData *) const; - void updateRecur(QDeclarativeEngine *, const QMetaObject *); - - QDeclarativeEngine *engine; - - QDeclarativePropertyCache *parent; - int propertyIndexCacheStart; - int methodIndexCacheStart; - int signalHanderIndexCacheStart; - - IndexCache propertyIndexCache; - IndexCache methodIndexCache; - IndexCache signalHandlerIndexCache; - StringCache stringCache; - AllowedRevisionCache allowedRevisionCache; - v8::Persistent<v8::Function> constructor; - - const QMetaObject *metaObject; - QDeclarativePropertyCacheMethodArguments *argumentsCache; -}; - -QDeclarativePropertyData::QDeclarativePropertyData() -{ - propType = 0; - coreIndex = -1; - notifyIndex = -1; - overrideIndexIsProperty = false; - overrideIndex = -1; - revision = 0; - metaObjectOffset = -1; - flags = 0; -} - -QDeclarativePropertyData::QDeclarativePropertyData(const QDeclarativePropertyRawData &d) -{ - *(static_cast<QDeclarativePropertyRawData *>(this)) = d; -} - -bool QDeclarativePropertyData::operator==(const QDeclarativePropertyRawData &other) -{ - return flags == other.flags && - propType == other.propType && - coreIndex == other.coreIndex && - notifyIndex == other.notifyIndex && - revision == other.revision && - (!isValueTypeVirtual() || - (valueTypeCoreIndex == other.valueTypeCoreIndex && - valueTypePropType == other.valueTypePropType)); -} - -int QDeclarativePropertyRawData::getValueTypeCoreIndex() const -{ - return isValueTypeVirtual()?valueTypeCoreIndex:-1; -} - -int QDeclarativePropertyRawData::encodedIndex() const -{ - return isValueTypeVirtual()?(coreIndex | (valueTypeCoreIndex << 24)):coreIndex; -} - -QDeclarativePropertyData * -QDeclarativePropertyCache::overrideData(QDeclarativePropertyData *data) const -{ - if (!data->hasOverride()) - return 0; - - if (data->overrideIndexIsProperty) - return property(data->overrideIndex); - else - return method(data->overrideIndex); -} - -bool QDeclarativePropertyCache::isAllowedInRevision(QDeclarativePropertyData *data) const -{ - return (data->hasAccessors() || (data->metaObjectOffset == -1 && data->revision == 0)) || - (allowedRevisionCache[data->metaObjectOffset] >= data->revision); -} - -QDeclarativeEngine *QDeclarativePropertyCache::qmlEngine() const -{ - return engine; -} - -QDeclarativePropertyData *QDeclarativePropertyCache::property(const QHashedV8String &str) const -{ - QDeclarativePropertyData **rv = stringCache.value(str); - if (rv && (*rv)->notFullyResolved()) resolve(*rv); - return rv?*rv:0; -} - -QT_END_NAMESPACE - -#endif // QDECLARATIVEPROPERTYCACHE_P_H |