/*! Return the name of this QML property. */ QString QDeclarativeProperty::name() const { if (!d->isNameCached) { // ### if (!d->object) { } else if (d->isValueType()) { QString rv = d->core.name(d->object) + QLatin1Char('.'); QDeclarativeEnginePrivate *ep = d->engine?QDeclarativeEnginePrivate::get(d->engine):0; QDeclarativeValueType *valueType = 0; if (ep) valueType = ep->valueTypes[d->core.propType]; else valueType = QDeclarativeValueTypeFactory::valueType(d->core.propType); Q_ASSERT(valueType); rv += QString::fromUtf8(valueType->metaObject()->property(d->valueType.valueTypeCoreIdx).name()); if (!ep) delete valueType; d->nameCache = rv; } else if (type() & SignalProperty) { QString name = QLatin1String("on") + d->core.name(d->object); name[2] = name.at(2).toUpper(); d->nameCache = name; } else { d->nameCache = d->core.name(d->object); } d->isNameCached = true; } return d->nameCache; }
QDeclarativeValueType *QDeclarativeValueTypeFactory::valueType(int t) { QDeclarativeValueType *rv = 0; switch (t) { case QVariant::Point: rv = new QDeclarativePointValueType; break; case QVariant::PointF: rv = new QDeclarativePointFValueType; break; case QVariant::Size: rv = new QDeclarativeSizeValueType; break; case QVariant::SizeF: rv = new QDeclarativeSizeFValueType; break; case QVariant::Rect: rv = new QDeclarativeRectValueType; break; case QVariant::RectF: rv = new QDeclarativeRectFValueType; break; case QVariant::Vector2D: rv = new QDeclarativeVector2DValueType; break; case QVariant::Vector3D: rv = new QDeclarativeVector3DValueType; break; case QVariant::Vector4D: rv = new QDeclarativeVector4DValueType; break; case QVariant::Quaternion: rv = new QDeclarativeQuaternionValueType; break; case QVariant::Matrix4x4: rv = new QDeclarativeMatrix4x4ValueType; break; case QVariant::EasingCurve: rv = new QDeclarativeEasingValueType; break; case QVariant::Font: rv = new QDeclarativeFontValueType; break; default: break; } Q_ASSERT(!rv || rv->metaObject()->propertyCount() < 32); return rv; }
/*! Returns the type name of the property, or 0 if the property has no type name. */ const char *QDeclarativeProperty::propertyTypeName() const { if (d->isValueType()) { QDeclarativeEnginePrivate *ep = QDeclarativeEnginePrivate::get(d->context); QDeclarativeValueType *valueType = 0; if (ep) valueType = ep->valueTypes[d->core.propType]; else valueType = QDeclarativeValueTypeFactory::valueType(d->core.propType); Q_ASSERT(valueType); const char *rv = valueType->metaObject()->property(d->valueType.valueTypeCoreIdx).typeName(); if (!ep) delete valueType; return rv; } else if (d->object && type() & Property && d->core.isValid()) { return d->object->metaObject()->property(d->core.coreIndex).typeName(); } else { return 0; } }
QVariant QDeclarativePropertyPrivate::readValueProperty() { if (isValueType()) { QDeclarativeEnginePrivate *ep = QDeclarativeEnginePrivate::get(context); QDeclarativeValueType *valueType = 0; if (ep) valueType = ep->valueTypes[core.propType]; else valueType = QDeclarativeValueTypeFactory::valueType(core.propType); Q_ASSERT(valueType); valueType->read(object, core.coreIndex); QVariant rv = valueType->metaObject()->property(this->valueType.valueTypeCoreIdx).read(valueType); if (!ep) delete valueType; return rv; } else if (core.flags & QDeclarativePropertyCache::Data::IsQList) { QDeclarativeListProperty<QObject> prop; void *args[] = { &prop, 0 }; QMetaObject::metacall(object, QMetaObject::ReadProperty, core.coreIndex, args); return QVariant::fromValue(QDeclarativeListReferencePrivate::init(prop, core.propType, engine)); } else if (core.flags & QDeclarativePropertyCache::Data::IsQObjectDerived) { QObject *rv = 0; void *args[] = { &rv, 0 }; QMetaObject::metacall(object, QMetaObject::ReadProperty, core.coreIndex, args); return QVariant::fromValue(rv); } else { return object->metaObject()->property(core.coreIndex).read(object.data()); } }
int QDeclarativeVMEMetaObject::metaCall(QMetaObject::Call c, int _id, void **a) { int id = _id; if(c == QMetaObject::WriteProperty) { int flags = *reinterpret_cast<int*>(a[3]); if (!(flags & QDeclarativePropertyPrivate::BypassInterceptor) && !aInterceptors.isEmpty() && aInterceptors.testBit(id)) { QPair<int, QDeclarativePropertyValueInterceptor*> pair = interceptors.value(id); int valueIndex = pair.first; QDeclarativePropertyValueInterceptor *vi = pair.second; int type = property(id).userType(); if (type != QVariant::Invalid) { if (valueIndex != -1) { QDeclarativeEnginePrivate *ep = ctxt?QDeclarativeEnginePrivate::get(ctxt->engine):0; QDeclarativeValueType *valueType = 0; if (ep) valueType = ep->valueTypes[type]; else valueType = QDeclarativeValueTypeFactory::valueType(type); Q_ASSERT(valueType); valueType->setValue(QVariant(type, a[0])); QMetaProperty valueProp = valueType->metaObject()->property(valueIndex); vi->write(valueProp.read(valueType)); if (!ep) delete valueType; return -1; } else { vi->write(QVariant(type, a[0])); return -1; } } } } if(c == QMetaObject::ReadProperty || c == QMetaObject::WriteProperty) { if (id >= propOffset) { id -= propOffset; if (id < metaData->propertyCount) { int t = (metaData->propertyData() + id)->propertyType; bool needActivate = false; if (t == -1) { if (c == QMetaObject::ReadProperty) { *reinterpret_cast<QVariant *>(a[0]) = readVarPropertyAsVariant(id); } else if (c == QMetaObject::WriteProperty) { writeVarProperty(id, *reinterpret_cast<QVariant *>(a[0])); } } else { if (c == QMetaObject::ReadProperty) { switch(t) { case QVariant::Int: *reinterpret_cast<int *>(a[0]) = data[id].asInt(); break; case QVariant::Bool: *reinterpret_cast<bool *>(a[0]) = data[id].asBool(); break; case QVariant::Double: *reinterpret_cast<double *>(a[0]) = data[id].asDouble(); break; case QVariant::String: *reinterpret_cast<QString *>(a[0]) = data[id].asQString(); break; case QVariant::Url: *reinterpret_cast<QUrl *>(a[0]) = data[id].asQUrl(); break; case QVariant::Color: *reinterpret_cast<QColor *>(a[0]) = data[id].asQColor(); break; case QVariant::Date: *reinterpret_cast<QDate *>(a[0]) = data[id].asQDate(); break; case QVariant::DateTime: *reinterpret_cast<QDateTime *>(a[0]) = data[id].asQDateTime(); break; case QMetaType::QObjectStar: *reinterpret_cast<QObject **>(a[0]) = data[id].asQObject(); break; default: break; } if (t == qMetaTypeId<QDeclarativeListProperty<QObject> >()) { int listIndex = data[id].asInt(); const List *list = &listProperties.at(listIndex); *reinterpret_cast<QDeclarativeListProperty<QObject> *>(a[0]) = QDeclarativeListProperty<QObject>(object, (void *)list, list_append, list_count, list_at, list_clear); } } else if (c == QMetaObject::WriteProperty) { switch(t) { case QVariant::Int: needActivate = *reinterpret_cast<int *>(a[0]) != data[id].asInt(); data[id].setValue(*reinterpret_cast<int *>(a[0])); break; case QVariant::Bool: needActivate = *reinterpret_cast<bool *>(a[0]) != data[id].asBool(); data[id].setValue(*reinterpret_cast<bool *>(a[0])); break; case QVariant::Double: needActivate = *reinterpret_cast<double *>(a[0]) != data[id].asDouble(); data[id].setValue(*reinterpret_cast<double *>(a[0])); break; case QVariant::String: needActivate = *reinterpret_cast<QString *>(a[0]) != data[id].asQString(); data[id].setValue(*reinterpret_cast<QString *>(a[0])); break; case QVariant::Url: needActivate = *reinterpret_cast<QUrl *>(a[0]) != data[id].asQUrl(); data[id].setValue(*reinterpret_cast<QUrl *>(a[0])); break; case QVariant::Color: needActivate = *reinterpret_cast<QColor *>(a[0]) != data[id].asQColor(); data[id].setValue(*reinterpret_cast<QColor *>(a[0])); break; case QVariant::Date: needActivate = *reinterpret_cast<QDate *>(a[0]) != data[id].asQDate(); data[id].setValue(*reinterpret_cast<QDate *>(a[0])); break; case QVariant::DateTime: needActivate = *reinterpret_cast<QDateTime *>(a[0]) != data[id].asQDateTime(); data[id].setValue(*reinterpret_cast<QDateTime *>(a[0])); break; case QMetaType::QObjectStar: needActivate = *reinterpret_cast<QObject **>(a[0]) != data[id].asQObject(); data[id].setValue(*reinterpret_cast<QObject **>(a[0])); break; default: break; } } } if (c == QMetaObject::WriteProperty && needActivate) { activate(object, methodOffset + id, 0); } return -1; } id -= metaData->propertyCount; if (id < metaData->aliasCount) { QDeclarativeVMEMetaData::AliasData *d = metaData->aliasData() + id; if (d->flags & QML_ALIAS_FLAG_PTR && c == QMetaObject::ReadProperty) *reinterpret_cast<void **>(a[0]) = 0; if (!ctxt) return -1; QDeclarativeContext *context = ctxt->asQDeclarativeContext(); QDeclarativeContextPrivate *ctxtPriv = QDeclarativeContextPrivate::get(context); QObject *target = ctxtPriv->data->idValues[d->contextIdx].data(); if (!target) return -1; connectAlias(id); if (d->isObjectAlias()) { *reinterpret_cast<QObject **>(a[0]) = target; return -1; } // Remove binding (if any) on write if(c == QMetaObject::WriteProperty) { int flags = *reinterpret_cast<int*>(a[3]); if (flags & QDeclarativePropertyPrivate::RemoveBindingOnAliasWrite) { QDeclarativeData *targetData = QDeclarativeData::get(target); if (targetData && targetData->hasBindingBit(d->propertyIndex())) { QDeclarativeAbstractBinding *binding = QDeclarativePropertyPrivate::setBinding(target, d->propertyIndex(), d->isValueTypeAlias()?d->valueTypeIndex():-1, 0); if (binding) binding->destroy(); } } } if (d->isValueTypeAlias()) { // Value type property QDeclarativeEnginePrivate *ep = QDeclarativeEnginePrivate::get(ctxt->engine); QDeclarativeValueType *valueType = ep->valueTypes[d->valueType()]; Q_ASSERT(valueType); valueType->read(target, d->propertyIndex()); int rv = QMetaObject::metacall(valueType, c, d->valueTypeIndex(), a); if (c == QMetaObject::WriteProperty) valueType->write(target, d->propertyIndex(), 0x00); return rv; } else { return QMetaObject::metacall(target, c, d->propertyIndex(), a); } } return -1; } } else if(c == QMetaObject::InvokeMetaMethod) { if (id >= methodOffset) { id -= methodOffset; int plainSignals = metaData->signalCount + metaData->propertyCount + metaData->aliasCount; if (id < plainSignals) { QMetaObject::activate(object, _id, a); return -1; } id -= plainSignals; if (id < metaData->methodCount) { if (!ctxt->engine) return -1; // We can't run the method QDeclarativeEnginePrivate *ep = QDeclarativeEnginePrivate::get(ctxt->engine); QScriptValue function = method(id); QScriptValueList args; QDeclarativeVMEMetaData::MethodData *data = metaData->methodData() + id; if (data->parameterCount) { for (int ii = 0; ii < data->parameterCount; ++ii) { args << ep->scriptValueFromVariant(*(QVariant *)a[ii + 1]); } } QScriptValue rv = function.call(ep->objectClass->newQObject(object), args); if (a[0]) *reinterpret_cast<QVariant *>(a[0]) = ep->scriptValueToVariant(rv); return -1; } return -1; } } if (parent) return parent->metaCall(c, _id, a); else return object->qt_metacall(c, _id, a); }