mirror of
https://bitbucket.org/smil3y/katie.git
synced 2025-02-27 12:22:57 +00:00
240 lines
8.6 KiB
C++
240 lines
8.6 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2015 The Qt Company Ltd.
|
|
** Contact: http://www.qt.io/licensing/
|
|
**
|
|
** This file is part of the QtDeclarative module of the Qt Toolkit.
|
|
**
|
|
** $QT_BEGIN_LICENSE:LGPL$
|
|
** Commercial License Usage
|
|
** Licensees holding valid commercial Qt licenses may use this file in
|
|
** accordance with the commercial license agreement provided with the
|
|
** Software or, alternatively, in accordance with the terms contained in
|
|
** a written agreement between you and The Qt Company. For licensing terms
|
|
** and conditions see http://www.qt.io/terms-conditions. For further
|
|
** information use the contact form at http://www.qt.io/contact-us.
|
|
**
|
|
** GNU Lesser General Public License Usage
|
|
** Alternatively, this file may be used under the terms of the GNU Lesser
|
|
** General Public License version 2.1 or version 3 as published by the Free
|
|
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
|
|
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
|
|
** following information to ensure the GNU Lesser General Public License
|
|
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
|
|
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
|
|
**
|
|
** As a special exception, The Qt Company gives you certain additional
|
|
** rights. These rights are described in The Qt Company 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.
|
|
**
|
|
** $QT_END_LICENSE$
|
|
**
|
|
****************************************************************************/
|
|
|
|
#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 "qdeclarativerefcount_p.h"
|
|
#include "qdeclarativecleanup_p.h"
|
|
#include "qdeclarativenotifier_p.h"
|
|
|
|
#include <QtCore/qvector.h>
|
|
#include <QtScript/qscriptdeclarativeclass_p.h>
|
|
|
|
QT_BEGIN_NAMESPACE
|
|
|
|
class QDeclarativeEngine;
|
|
class QMetaProperty;
|
|
|
|
class Q_AUTOTEST_EXPORT QDeclarativePropertyCache : public QDeclarativeRefCount, public QDeclarativeCleanup
|
|
{
|
|
public:
|
|
QDeclarativePropertyCache(QDeclarativeEngine *);
|
|
QDeclarativePropertyCache(QDeclarativeEngine *, const QMetaObject *);
|
|
virtual ~QDeclarativePropertyCache();
|
|
|
|
struct Data {
|
|
inline Data();
|
|
inline bool operator==(const Data &);
|
|
|
|
enum Flag {
|
|
NoFlags = 0x00000000,
|
|
|
|
// Can apply to all properties, except IsFunction
|
|
IsConstant = 0x00000001,
|
|
IsWritable = 0x00000002,
|
|
IsResettable = 0x00000004,
|
|
IsAlias = 0x00000008,
|
|
|
|
// These are mutualy exclusive
|
|
IsFunction = 0x00000010,
|
|
IsQObjectDerived = 0x00000020,
|
|
IsEnumType = 0x00000040,
|
|
IsQList = 0x00000080,
|
|
IsQmlBinding = 0x00000100,
|
|
IsQScriptValue = 0x00000200,
|
|
|
|
// Apply only to IsFunctions
|
|
IsVMEFunction = 0x00000400,
|
|
HasArguments = 0x00000800,
|
|
IsSignal = 0x00001000,
|
|
IsVMESignal = 0x00002000
|
|
};
|
|
Q_DECLARE_FLAGS(Flags, Flag)
|
|
|
|
bool isValid() const { return coreIndex != -1; }
|
|
|
|
Flags flags;
|
|
int propType;
|
|
int coreIndex;
|
|
union {
|
|
int notifyIndex; // When !IsFunction
|
|
int relatedIndex; // When IsFunction
|
|
};
|
|
uint overrideIndexIsProperty : 1;
|
|
signed int overrideIndex : 31;
|
|
int revision;
|
|
int metaObjectOffset;
|
|
|
|
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 *);
|
|
};
|
|
|
|
struct ValueTypeData {
|
|
inline ValueTypeData();
|
|
inline bool operator==(const ValueTypeData &);
|
|
Data::Flags flags; // flags of the access property on the value type proxy object
|
|
int valueTypeCoreIdx; // The prop index of the access property on the value type proxy object
|
|
int valueTypePropType; // The QVariant::Type of access property on the value type proxy object
|
|
};
|
|
|
|
void update(QDeclarativeEngine *, const QMetaObject *);
|
|
|
|
QDeclarativePropertyCache *copy() const;
|
|
void append(QDeclarativeEngine *, const QMetaObject *, Data::Flag propertyFlags = Data::NoFlags,
|
|
Data::Flag methodFlags = Data::NoFlags, Data::Flag signalFlags = Data::NoFlags);
|
|
void append(QDeclarativeEngine *, const QMetaObject *, int revision, Data::Flag propertyFlags = Data::NoFlags,
|
|
Data::Flag methodFlags = Data::NoFlags, Data::Flag signalFlags = Data::NoFlags);
|
|
|
|
static Data create(const QMetaObject *, const QString &);
|
|
|
|
inline Data *property(const QScriptDeclarativeClass::Identifier &id) const;
|
|
Data *property(const QString &) const;
|
|
Data *property(int) const;
|
|
Data *method(int) const;
|
|
QStringList propertyNames() const;
|
|
|
|
inline Data *overrideData(Data *) const;
|
|
inline bool isAllowedInRevision(Data *) const;
|
|
|
|
inline QDeclarativeEngine *qmlEngine() const;
|
|
static Data *property(QDeclarativeEngine *, QObject *, const QScriptDeclarativeClass::Identifier &, Data &);
|
|
static Data *property(QDeclarativeEngine *, QObject *, const QString &, Data &);
|
|
|
|
protected:
|
|
virtual void clear();
|
|
|
|
private:
|
|
friend class QDeclarativeEnginePrivate;
|
|
|
|
struct RData : public Data, public QDeclarativeRefCount {
|
|
QScriptDeclarativeClass::PersistentIdentifier identifier;
|
|
};
|
|
|
|
typedef QVector<RData *> IndexCache;
|
|
typedef QHash<QString, RData *> StringCache;
|
|
typedef QHash<QScriptDeclarativeClass::Identifier, RData *> IdentifierCache;
|
|
typedef QVector<int> AllowedRevisionCache;
|
|
|
|
void updateRecur(QDeclarativeEngine *, const QMetaObject *);
|
|
|
|
QDeclarativeEngine *engine;
|
|
IndexCache indexCache;
|
|
IndexCache methodIndexCache;
|
|
StringCache stringCache;
|
|
IdentifierCache identifierCache;
|
|
AllowedRevisionCache allowedRevisionCache;
|
|
};
|
|
Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativePropertyCache::Data::Flags);
|
|
|
|
QDeclarativePropertyCache::Data::Data()
|
|
: flags(0), propType(0), coreIndex(-1), notifyIndex(-1), overrideIndexIsProperty(false), overrideIndex(-1),
|
|
revision(0), metaObjectOffset(-1)
|
|
{
|
|
}
|
|
|
|
bool QDeclarativePropertyCache::Data::operator==(const QDeclarativePropertyCache::Data &other)
|
|
{
|
|
return flags == other.flags &&
|
|
propType == other.propType &&
|
|
coreIndex == other.coreIndex &&
|
|
notifyIndex == other.notifyIndex &&
|
|
revision == other.revision;
|
|
}
|
|
|
|
QDeclarativePropertyCache::Data *
|
|
QDeclarativePropertyCache::overrideData(Data *data) const
|
|
{
|
|
if (data->overrideIndex < 0)
|
|
return 0;
|
|
|
|
if (data->overrideIndexIsProperty)
|
|
return indexCache.at(data->overrideIndex);
|
|
else
|
|
return methodIndexCache.at(data->overrideIndex);
|
|
}
|
|
|
|
QDeclarativePropertyCache::Data *
|
|
QDeclarativePropertyCache::property(const QScriptDeclarativeClass::Identifier &id) const
|
|
{
|
|
return identifierCache.value(id);
|
|
}
|
|
|
|
QDeclarativePropertyCache::ValueTypeData::ValueTypeData()
|
|
: flags(QDeclarativePropertyCache::Data::NoFlags), valueTypeCoreIdx(-1), valueTypePropType(0)
|
|
{
|
|
}
|
|
|
|
bool QDeclarativePropertyCache::ValueTypeData::operator==(const ValueTypeData &o)
|
|
{
|
|
return flags == o.flags &&
|
|
valueTypeCoreIdx == o.valueTypeCoreIdx &&
|
|
valueTypePropType == o.valueTypePropType;
|
|
}
|
|
|
|
bool QDeclarativePropertyCache::isAllowedInRevision(Data *data) const
|
|
{
|
|
return (data->metaObjectOffset == -1 && data->revision == 0) ||
|
|
(allowedRevisionCache[data->metaObjectOffset] >= data->revision);
|
|
}
|
|
|
|
QDeclarativeEngine *QDeclarativePropertyCache::qmlEngine() const
|
|
{
|
|
return engine;
|
|
}
|
|
|
|
QT_END_NAMESPACE
|
|
|
|
#endif // QDECLARATIVEPROPERTYCACHE_P_H
|