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Diffstat (limited to 'src/declarative/qml/qdeclarativeopenmetaobject.cpp')
| -rw-r--r-- | src/declarative/qml/qdeclarativeopenmetaobject.cpp | 387 |
1 files changed, 0 insertions, 387 deletions
diff --git a/src/declarative/qml/qdeclarativeopenmetaobject.cpp b/src/declarative/qml/qdeclarativeopenmetaobject.cpp deleted file mode 100644 index ca11d03135..0000000000 --- a/src/declarative/qml/qdeclarativeopenmetaobject.cpp +++ /dev/null @@ -1,387 +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. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qdeclarativeopenmetaobject_p.h" -#include <private/qdeclarativepropertycache_p.h> -#include <private/qdeclarativedata_p.h> -#include <private/qmetaobjectbuilder_p.h> -#include <qdebug.h> - -QT_BEGIN_NAMESPACE - - -class QDeclarativeOpenMetaObjectTypePrivate -{ -public: - QDeclarativeOpenMetaObjectTypePrivate() : mem(0), cache(0), engine(0) {} - - void init(const QMetaObject *metaObj); - - int propertyOffset; - int signalOffset; - QHash<QByteArray, int> names; - QMetaObjectBuilder mob; - QMetaObject *mem; - QDeclarativePropertyCache *cache; - QDeclarativeEngine *engine; - QSet<QDeclarativeOpenMetaObject*> referers; -}; - -QDeclarativeOpenMetaObjectType::QDeclarativeOpenMetaObjectType(const QMetaObject *base, QDeclarativeEngine *engine) - : QDeclarativeCleanup(engine), d(new QDeclarativeOpenMetaObjectTypePrivate) -{ - d->engine = engine; - d->init(base); -} - -QDeclarativeOpenMetaObjectType::~QDeclarativeOpenMetaObjectType() -{ - if (d->mem) - free(d->mem); - if (d->cache) - d->cache->release(); - delete d; -} - -void QDeclarativeOpenMetaObjectType::clear() -{ - d->engine = 0; -} - -int QDeclarativeOpenMetaObjectType::propertyOffset() const -{ - return d->propertyOffset; -} - -int QDeclarativeOpenMetaObjectType::signalOffset() const -{ - return d->signalOffset; -} - -int QDeclarativeOpenMetaObjectType::createProperty(const QByteArray &name) -{ - int id = d->mob.propertyCount(); - d->mob.addSignal("__" + QByteArray::number(id) + "()"); - QMetaPropertyBuilder build = d->mob.addProperty(name, "QVariant", id); - propertyCreated(id, build); - free(d->mem); - d->mem = d->mob.toMetaObject(); - d->names.insert(name, id); - QSet<QDeclarativeOpenMetaObject*>::iterator it = d->referers.begin(); - while (it != d->referers.end()) { - QDeclarativeOpenMetaObject *omo = *it; - *static_cast<QMetaObject *>(omo) = *d->mem; - if (d->cache) - d->cache->update(d->engine, omo); - ++it; - } - - return d->propertyOffset + id; -} - -void QDeclarativeOpenMetaObjectType::propertyCreated(int id, QMetaPropertyBuilder &builder) -{ - if (d->referers.count()) - (*d->referers.begin())->propertyCreated(id, builder); -} - -void QDeclarativeOpenMetaObjectTypePrivate::init(const QMetaObject *metaObj) -{ - if (!mem) { - mob.setSuperClass(metaObj); - mob.setClassName(metaObj->className()); - mob.setFlags(QMetaObjectBuilder::DynamicMetaObject); - - mem = mob.toMetaObject(); - - propertyOffset = mem->propertyOffset(); - signalOffset = mem->methodOffset(); - } -} - -//---------------------------------------------------------------------------- - -class QDeclarativeOpenMetaObjectPrivate -{ -public: - QDeclarativeOpenMetaObjectPrivate(QDeclarativeOpenMetaObject *_q) - : q(_q), parent(0), type(0), cacheProperties(false) {} - - inline QVariant &getData(int idx) { - while (data.count() <= idx) - data << QPair<QVariant, bool>(QVariant(), false); - QPair<QVariant, bool> &prop = data[idx]; - if (!prop.second) { - prop.first = q->initialValue(idx); - prop.second = true; - } - return prop.first; - } - - inline void writeData(int idx, const QVariant &value) { - while (data.count() <= idx) - data << QPair<QVariant, bool>(QVariant(), false); - QPair<QVariant, bool> &prop = data[idx]; - prop.first = value; - prop.second = true; - } - - inline bool hasData(int idx) const { - if (idx >= data.count()) - return false; - return data[idx].second; - } - - bool autoCreate; - QDeclarativeOpenMetaObject *q; - QAbstractDynamicMetaObject *parent; - QList<QPair<QVariant, bool> > data; - QObject *object; - QDeclarativeOpenMetaObjectType *type; - bool cacheProperties; -}; - -QDeclarativeOpenMetaObject::QDeclarativeOpenMetaObject(QObject *obj, bool automatic) -: d(new QDeclarativeOpenMetaObjectPrivate(this)) -{ - d->autoCreate = automatic; - d->object = obj; - - d->type = new QDeclarativeOpenMetaObjectType(obj->metaObject(), 0); - d->type->d->referers.insert(this); - - QObjectPrivate *op = QObjectPrivate::get(obj); - d->parent = static_cast<QAbstractDynamicMetaObject *>(op->metaObject); - *static_cast<QMetaObject *>(this) = *d->type->d->mem; - op->metaObject = this; -} - -QDeclarativeOpenMetaObject::QDeclarativeOpenMetaObject(QObject *obj, QDeclarativeOpenMetaObjectType *type, bool automatic) -: d(new QDeclarativeOpenMetaObjectPrivate(this)) -{ - d->autoCreate = automatic; - d->object = obj; - - d->type = type; - d->type->addref(); - d->type->d->referers.insert(this); - - QObjectPrivate *op = QObjectPrivate::get(obj); - d->parent = static_cast<QAbstractDynamicMetaObject *>(op->metaObject); - *static_cast<QMetaObject *>(this) = *d->type->d->mem; - op->metaObject = this; -} - -QDeclarativeOpenMetaObject::~QDeclarativeOpenMetaObject() -{ - if (d->parent) - delete d->parent; - d->type->d->referers.remove(this); - d->type->release(); - delete d; -} - -QDeclarativeOpenMetaObjectType *QDeclarativeOpenMetaObject::type() const -{ - return d->type; -} - -int QDeclarativeOpenMetaObject::metaCall(QMetaObject::Call c, int id, void **a) -{ - if (( c == QMetaObject::ReadProperty || c == QMetaObject::WriteProperty) - && id >= d->type->d->propertyOffset) { - int propId = id - d->type->d->propertyOffset; - if (c == QMetaObject::ReadProperty) { - propertyRead(propId); - *reinterpret_cast<QVariant *>(a[0]) = d->getData(propId); - } else if (c == QMetaObject::WriteProperty) { - if (propId <= d->data.count() || d->data[propId].first != *reinterpret_cast<QVariant *>(a[0])) { - propertyWrite(propId); - d->writeData(propId, *reinterpret_cast<QVariant *>(a[0])); - propertyWritten(propId); - activate(d->object, d->type->d->signalOffset + propId, 0); - } - } - return -1; - } else { - if (d->parent) - return d->parent->metaCall(c, id, a); - else - return d->object->qt_metacall(c, id, a); - } -} - -QAbstractDynamicMetaObject *QDeclarativeOpenMetaObject::parent() const -{ - return d->parent; -} - -QVariant QDeclarativeOpenMetaObject::value(int id) const -{ - return d->getData(id); -} - -void QDeclarativeOpenMetaObject::setValue(int id, const QVariant &value) -{ - d->writeData(id, value); - activate(d->object, id + d->type->d->signalOffset, 0); -} - -QVariant QDeclarativeOpenMetaObject::value(const QByteArray &name) const -{ - QHash<QByteArray, int>::ConstIterator iter = d->type->d->names.find(name); - if (iter == d->type->d->names.end()) - return QVariant(); - - return d->getData(*iter); -} - -QVariant &QDeclarativeOpenMetaObject::operator[](const QByteArray &name) -{ - QHash<QByteArray, int>::ConstIterator iter = d->type->d->names.find(name); - Q_ASSERT(iter != d->type->d->names.end()); - - return d->getData(*iter); -} - -QVariant &QDeclarativeOpenMetaObject::operator[](int id) -{ - return d->getData(id); -} - -bool QDeclarativeOpenMetaObject::setValue(const QByteArray &name, const QVariant &val) -{ - QHash<QByteArray, int>::ConstIterator iter = d->type->d->names.find(name); - - int id = -1; - if (iter == d->type->d->names.end()) { - id = createProperty(name.constData(), "") - d->type->d->propertyOffset; - } else { - id = *iter; - } - - if (id >= 0) { - QVariant &dataVal = d->getData(id); - if (dataVal == val) - return false; - - dataVal = val; - activate(d->object, id + d->type->d->signalOffset, 0); - return true; - } - - return false; -} - -// returns true if this value has been initialized by a call to either value() or setValue() -bool QDeclarativeOpenMetaObject::hasValue(int id) const -{ - return d->hasData(id); -} - -void QDeclarativeOpenMetaObject::setCached(bool c) -{ - if (c == d->cacheProperties || !d->type->d->engine) - return; - - d->cacheProperties = c; - - QDeclarativeData *qmldata = QDeclarativeData::get(d->object, true); - if (d->cacheProperties) { - if (!d->type->d->cache) - d->type->d->cache = new QDeclarativePropertyCache(d->type->d->engine, this); - qmldata->propertyCache = d->type->d->cache; - d->type->d->cache->addref(); - } else { - if (d->type->d->cache) - d->type->d->cache->release(); - qmldata->propertyCache = 0; - } -} - - -int QDeclarativeOpenMetaObject::createProperty(const char *name, const char *) -{ - if (d->autoCreate) - return d->type->createProperty(name); - else - return -1; -} - -void QDeclarativeOpenMetaObject::propertyRead(int) -{ -} - -void QDeclarativeOpenMetaObject::propertyWrite(int) -{ -} - -void QDeclarativeOpenMetaObject::propertyWritten(int) -{ -} - -void QDeclarativeOpenMetaObject::propertyCreated(int, QMetaPropertyBuilder &) -{ -} - -QVariant QDeclarativeOpenMetaObject::initialValue(int) -{ - return QVariant(); -} - -int QDeclarativeOpenMetaObject::count() const -{ - return d->type->d->names.count(); -} - -QByteArray QDeclarativeOpenMetaObject::name(int idx) const -{ - Q_ASSERT(idx >= 0 && idx < d->type->d->names.count()); - - return d->type->d->mob.property(idx).name(); -} - -QObject *QDeclarativeOpenMetaObject::object() const -{ - return d->object; -} - -QT_END_NAMESPACE |