void QpMetaObject::initProperties() const
{
QMutexLocker m(data->mutex); Q_UNUSED(m);
int count = data->metaObject.propertyCount();
for (int i = 1; i < count; ++i) {
QMetaProperty p = data->metaObject.property(i);
QpMetaProperty mp = QpMetaProperty(p, *this);
if (mp.isCalculated()) {
data->calculatedProperties.append(mp);
}
if (!p.isStored())
continue;
data->metaPropertiesByName.insert(p.name(), mp);
data->metaProperties.append(mp);
if (mp.isRelationProperty()) {
data->relationProperties.append(mp);
}
else {
data->simpleProperties.append(mp);
}
}
}
bool UiExtractor::checkProperty(QObject *obj, const QString &prop) const
{
const QMetaObject *mo = obj->metaObject();
const QMetaProperty mp = mo->property(mo->indexOfProperty(prop.toLatin1()));
// TODO come up with some more aggressive filtering
if (mp.isValid() && mp.isDesignable(obj) && mp.isStored(obj) && mp.isWritable()) {
const QVariant value = mp.read(obj);
// try to figure out the default by resetting to it
if (mp.isResettable()) {
mp.reset(obj);
if (mp.read(obj) == value) {
return false;
}
mp.write(obj, value);
return true;
}
// some guessing for non-resettable properties
if (value.isNull() || !value.isValid()) {
return false;
}
if (value.type() == QVariant::String) {
return !value.toString().isEmpty();
} else if (value.type() == QVariant::Locale) {
return value.value<QLocale>() != QLocale::system();
}
return true;
}
return false;
}
bool mafObjectBase::isEqual(const mafObjectBase *obj) const {
if (obj == NULL) {
return false;
}
const QMetaObject* my_meta = metaObject();
const QMetaObject* obj_meta = obj->metaObject();
int i = 0;
int num = obj_meta->propertyCount();
int checkNum = my_meta->propertyCount();
if(num != checkNum) {
return false;
}
for ( ; i < num; ++i) {
const QMetaProperty obj_qmp = obj_meta->property(i);
const QMetaProperty my_qmp = my_meta->property(i);
QString obj_name = obj_qmp.name();
if(obj_name == "objectHash" || !my_qmp.isStored()) {
continue;
}
QVariant obj_value = obj->property(obj_name.toAscii());
QString my_name = my_qmp.name();
QVariant my_value = property(my_name.toAscii());
QByteArray ba = my_name.toAscii();
char *n = ba.data();
if((my_name != obj_name) || (my_value != obj_value)) {
qDebug() << my_name; qDebug() << obj_name;
qDebug() << my_value; qDebug() << obj_value;
return false;
}
}
return true;
}
QVariant ObjectStaticPropertyModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid() || !m_obj || index.row() < 0 ||
index.row() >= m_obj.data()->metaObject()->propertyCount()) {
return QVariant();
}
const QMetaProperty prop = m_obj.data()->metaObject()->property(index.row());
if (role == Qt::DisplayRole) {
if (index.column() == 0) {
return prop.name();
} else if (index.column() == 1) {
// QMetaProperty::read sets QVariant::typeName to int for enums,
// so we need to handle that separately here
const QVariant value = prop.read(m_obj.data());
const QString enumStr = Util::enumToString(value, prop.typeName(), m_obj.data());
if (!enumStr.isEmpty()) {
return enumStr;
}
return VariantHandler::displayString(value);
} else if (index.column() == 2) {
return prop.typeName();
} else if (index.column() == 3) {
const QMetaObject *mo = m_obj.data()->metaObject();
while (mo->propertyOffset() > index.row()) {
mo = mo->superClass();
}
return mo->className();
}
} else if (role == Qt::DecorationRole) {
if (index.column() == 1) {
return VariantHandler::decoration(prop.read(m_obj.data()));
}
} else if (role == Qt::EditRole) {
if (index.column() == 1) {
return prop.read(m_obj.data());
}
} else if (role == Qt::ToolTipRole) {
const QString toolTip =
tr("Constant: %1\nDesignable: %2\nFinal: %3\nResetable: %4\n"
"Has notification: %5\nScriptable: %6\nStored: %7\nUser: %8\nWritable: %9").
arg(translateBool(prop.isConstant())).
arg(translateBool(prop.isDesignable(m_obj.data()))).
arg(translateBool(prop.isFinal())).
arg(translateBool(prop.isResettable())).
arg(translateBool(prop.hasNotifySignal())).
arg(translateBool(prop.isScriptable(m_obj.data()))).
arg(translateBool(prop.isStored(m_obj.data()))).
arg(translateBool(prop.isUser(m_obj.data()))).
arg(translateBool(prop.isWritable()));
return toolTip;
}
return QVariant();
}
void Message::serialize(QDataStream& stream) const
{
const QMetaObject* object = metaObject();
while (object && QLatin1String(object->className()) != QLatin1String("QObject")) {
for(int i = object->propertyOffset(); i < object->propertyCount(); ++i) {
QMetaProperty property = object->property(i);
if (property.isStored(this))
stream << property.read(this);
}
object = object->superClass();
}
}
mafMementoObject::mafMementoObject(const mafObject *obj, const QString code_location) : mafMemento(obj, code_location) {
mafMementoPropertyList *list = mementoPropertyList();
int i = 0;
const QMetaObject *meta = obj->metaObject();
int num = meta->propertyCount();
for ( ; i < num; ++i) {
mafMementoPropertyItem item;
const QMetaProperty qmp = meta->property(i);
if(!qmp.isStored()) {
continue;
}
QString propName = qmp.name();
QVariant value = obj->property(propName.toAscii());
if (value.canConvert(QVariant::List)) {
item.m_Multiplicity = value.toList().count();
} else if(value.canConvert(QVariant::Map)){
item.m_Multiplicity = value.toMap().count();
} else if(value.canConvert(QVariant::Hash)){
item.m_Multiplicity = value.toHash().count();
} else {
item.m_Multiplicity = 1;
}
item.m_Name = qmp.name();
item.m_Value = value;
list->append(item);
}
mafMementoPropertyItem itemTagList;
itemTagList.m_Multiplicity = obj->tagList()->count();
itemTagList.m_Name = "TagList";
itemTagList.m_Value = *obj->tagList();
list->append(itemTagList);
mafMementoPropertyItem itemScriptList;
itemScriptList.m_Multiplicity = obj->scriptList()->count();
itemScriptList.m_Name = "ScriptList";
itemScriptList.m_Value = *obj->scriptList();
list->append(itemScriptList);
mafMementoPropertyItem itemDic;
itemDic.m_Multiplicity = obj->dictionary()->count();
itemDic.m_Name = "dictionary";
itemDic.m_Value = *(obj->dictionary());
list->append(itemDic);
}
QString QcepObject::settingsScript()
{
QString res = "";
const QMetaObject* metaObject = this->metaObject();
for (int i=1; i < metaObject->propertyCount(); i++) {
QMetaProperty prop = metaObject->property(i);
if (prop.isStored()) {
res += tr("%1.%2 = %3;\n").arg(this->get_Name())
.arg(prop.name())
.arg(scriptValueLiteral(this->property(prop.name())));
}
}
return res;
}
void PropertyItemFromQObject::importPropertyForClass( const QObject *object, const QMetaObject *metaobject, PropertyItem*parent ) {
if ( !metaobject )
return ;
importPropertyForClass( object, metaobject->superClass(), parent );
PropertyItem *current = new PropertyItemSection( metaobject->className(), parent );
for ( int i = 0;i < metaobject->propertyCount();i++ ) {
QMetaProperty qmprop = metaobject->property( i );
//on passe les proprietes aussi presentes dans la classe mere
if ( metaobject->superClass() != 0 && metaobject->superClass() ->indexOfProperty( qmprop.name() ) > -1 )
continue;
//on passe aussi les non storable -> je comprends pas comment on s'en sert
if ( !qmprop.isStored() )
continue;
buildPropertyItem( object, qmprop, current );
}
}
QVariant ObjectStaticPropertyModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid() || !m_obj || index.row() < 0 ||
index.row() >= m_obj.data()->metaObject()->propertyCount()) {
return QVariant();
}
const QMetaProperty prop = m_obj.data()->metaObject()->property(index.row());
if (role == Qt::DisplayRole) {
if (index.column() == 0) {
return prop.name();
} else if (index.column() == 1) {
return Util::variantToString(prop.read(m_obj.data()));
} else if (index.column() == 2) {
return prop.typeName();
} else if (index.column() == 3) {
const QMetaObject *mo = m_obj.data()->metaObject();
while (mo->propertyOffset() > index.row()) {
mo = mo->superClass();
}
return mo->className();
}
} else if (role == Qt::EditRole) {
if (index.column() == 1) {
return prop.read(m_obj.data());
}
} else if (role == Qt::ToolTipRole) {
const QString toolTip =
tr("Constant: %1\nDesignable: %2\nFinal: %3\nResetable: %4\n"
"Has notification: %5\nScriptable: %6\nStored: %7\nUser: %8\nWritable: %9").
arg(translateBool(prop.isConstant())).
arg(translateBool(prop.isDesignable(m_obj.data()))).
arg(translateBool(prop.isFinal())).
arg(translateBool(prop.isResettable())).
arg(translateBool(prop.hasNotifySignal())).
arg(translateBool(prop.isScriptable(m_obj.data()))).
arg(translateBool(prop.isStored(m_obj.data()))).
arg(translateBool(prop.isUser(m_obj.data()))).
arg(translateBool(prop.isWritable()));
return toolTip;
}
return QVariant();
}
ObjectMapperForwarder::ObjectMapperForwarder(ObjectMapper *m, QObject *o) :
QObject(m),
m_mapper(m),
m_source(o)
{
for (int i = 0; i < o->metaObject()->propertyCount(); ++i) {
QMetaProperty property = o->metaObject()->property(i);
if (!property.isStored() ||
!property.isReadable() ||
!property.isWritable()) {
continue;
}
if (!property.hasNotifySignal()) {
DEBUG << "ObjectMapperForwarder: No notify signal for property " << property.name() << endl;
continue;
}
// Signals can be connected to slots with fewer arguments, so
// long as the arguments they do have match. So we connect
// the property notify signal to our universal
// property-changed slot, and use the sender() of that to
// discover which object's property has changed.
// Unfortunately, we don't then know which property it was
// that changed, as the identity of the signal that activated
// the slot is not available to us. The annoying part of this
// is that Qt does actually store the identity of the signal
// in the same structure as used for the sender() object data;
// it just doesn't (at least as of Qt 4.5) make it available
// through the public API.
QString sig = QString("%1%2").arg(QSIGNAL_CODE)
.arg(property.notifySignal().methodSignature().data());
QByteArray ba = sig.toLocal8Bit();
if (!connect(o, ba.data(), this, SLOT(objectModified()))) {
std::cerr << "ObjectMapperForwarder: Failed to connect notify signal" << std::endl;
}
}
connect(o, SIGNAL(destroyed(QObject *)), this, SLOT(objectDestroyed()));
}
QString ObjectStaticPropertyModel::detailString(const QMetaProperty& prop) const
{
QStringList s;
s << tr("Constant: %1").arg(translateBool(prop.isConstant()));
s << tr("Designable: %1").arg(translateBool(prop.isDesignable(m_obj.data())));
s << tr("Final: %1").arg(translateBool(prop.isFinal()));
if (prop.hasNotifySignal()) {
s << tr("Notification: %1").arg(Util::prettyMethodSignature(prop.notifySignal()));
} else {
s << tr("Notification: no");
}
s << tr("Resetable: %1").arg(translateBool(prop.isResettable()));
#if QT_VERSION >= QT_VERSION_CHECK(5, 1, 0)
s << tr("Revision: %1").arg(prop.revision());
#endif
s << tr("Scriptable: %1").arg(translateBool(prop.isScriptable(m_obj.data())));
s << tr("Stored: %1").arg(translateBool(prop.isStored(m_obj.data())));
s << tr("User: %1").arg(translateBool(prop.isUser(m_obj.data())));
s << tr("Writable: %1").arg(translateBool(prop.isWritable()));
return s.join("\n");
}
QString QMetaPropertyAdaptor::detailString(const QMetaProperty &prop) const
{
QObject *obj = object().qtObject();
QStringList s;
s << tr("Constant: %1").arg(translateBool(prop.isConstant()));
s << tr("Designable: %1").arg(translateBool(prop.isDesignable(obj)));
s << tr("Final: %1").arg(translateBool(prop.isFinal()));
if (prop.hasNotifySignal())
s << tr("Notification: %1").arg(Util::prettyMethodSignature(prop.notifySignal()));
else
s << tr("Notification: no");
s << tr("Resetable: %1").arg(translateBool(prop.isResettable()));
#if QT_VERSION >= QT_VERSION_CHECK(5, 1, 0)
s << tr("Revision: %1").arg(prop.revision());
#endif
s << tr("Scriptable: %1").arg(translateBool(prop.isScriptable(obj)));
s << tr("Stored: %1").arg(translateBool(prop.isStored(obj)));
s << tr("User: %1").arg(translateBool(prop.isUser(obj)));
s << tr("Writable: %1").arg(translateBool(prop.isWritable()));
return s.join(QStringLiteral("\n"));
}
void tst_QQmlMetaObject::property()
{
QFETCH(QString, testFile);
QFETCH(QByteArray, cppTypeName);
QFETCH(int, cppType);
QFETCH(bool, isDefault);
QFETCH(QVariant, expectedValue);
QFETCH(bool, isWritable);
QFETCH(QVariant, newValue);
QQmlEngine engine;
QQmlComponent component(&engine, testFileUrl(testFile));
QObject *object = component.create();
QVERIFY(object != 0);
const QMetaObject *mo = object->metaObject();
QVERIFY(mo->superClass() != 0);
QVERIFY(QByteArray(mo->className()).contains("_QML_"));
QCOMPARE(mo->propertyOffset(), mo->superClass()->propertyCount());
QCOMPARE(mo->propertyCount(), mo->superClass()->propertyCount() + 1);
QMetaProperty prop = mo->property(mo->propertyOffset());
QCOMPARE(prop.name(), "test");
QCOMPARE(QByteArray(prop.typeName()), cppTypeName);
if (prop.userType() < QMetaType::User)
QCOMPARE(prop.type(), QVariant::Type(cppType));
else
QCOMPARE(prop.type(), QVariant::UserType);
QCOMPARE(prop.userType(), cppType);
QVERIFY(!prop.isConstant());
QVERIFY(!prop.isDesignable());
QVERIFY(!prop.isEnumType());
QVERIFY(!prop.isFinal());
QVERIFY(!prop.isFlagType());
QVERIFY(prop.isReadable());
QVERIFY(!prop.isResettable());
QVERIFY(prop.isScriptable());
QVERIFY(!prop.isStored());
QVERIFY(!prop.isUser());
QVERIFY(prop.isValid());
QCOMPARE(prop.isWritable(), isWritable);
QCOMPARE(mo->classInfoOffset(), mo->superClass()->classInfoCount());
QCOMPARE(mo->classInfoCount(), mo->superClass()->classInfoCount() + (isDefault ? 1 : 0));
if (isDefault) {
QMetaClassInfo info = mo->classInfo(mo->classInfoOffset());
QCOMPARE(info.name(), "DefaultProperty");
QCOMPARE(info.value(), "test");
}
QCOMPARE(mo->methodOffset(), mo->superClass()->methodCount());
QCOMPARE(mo->methodCount(), mo->superClass()->methodCount() + 1); // the signal
QVERIFY(prop.notifySignalIndex() != -1);
QMetaMethod signal = prop.notifySignal();
QCOMPARE(signal.methodType(), QMetaMethod::Signal);
QCOMPARE(signal.name(), QByteArray("testChanged"));
QCOMPARE(signal.methodSignature(), QByteArray("testChanged()"));
QCOMPARE(signal.access(), QMetaMethod::Public);
QCOMPARE(signal.parameterCount(), 0);
QCOMPARE(signal.parameterTypes(), QList<QByteArray>());
QCOMPARE(signal.parameterNames(), QList<QByteArray>());
QCOMPARE(signal.tag(), "");
QCOMPARE(signal.typeName(), "void");
QCOMPARE(signal.returnType(), int(QMetaType::Void));
QSignalSpy changedSpy(object, SIGNAL(testChanged()));
QObject::connect(object, SIGNAL(testChanged()), object, SLOT(deleteLater()));
if (expectedValue.isValid())
QCOMPARE(prop.read(object), expectedValue);
else
QVERIFY(prop.read(object).isValid());
QCOMPARE(changedSpy.count(), 0);
if (isWritable) {
QVERIFY(prop.write(object, newValue));
QCOMPARE(changedSpy.count(), 1);
QCOMPARE(prop.read(object), newValue);
} else {
QVERIFY(!prop.write(object, prop.read(object)));
QCOMPARE(changedSpy.count(), 0);
}
delete object;
}
