diff options
Diffstat (limited to 'src/declarative/qml/qdeclarativecompiler.cpp')
| -rw-r--r-- | src/declarative/qml/qdeclarativecompiler.cpp | 36 |
1 files changed, 30 insertions, 6 deletions
diff --git a/src/declarative/qml/qdeclarativecompiler.cpp b/src/declarative/qml/qdeclarativecompiler.cpp index 90d38b3..74bc5bd 100644 --- a/src/declarative/qml/qdeclarativecompiler.cpp +++ b/src/declarative/qml/qdeclarativecompiler.cpp @@ -945,7 +945,8 @@ void QDeclarativeCompiler::genObject(QDeclarativeParser::Object *obj) propertyCache = enginePrivate->cache(obj->metaObject()->superClass())->copy(); propertyCache->append(engine, obj->metaObject(), QDeclarativePropertyCache::Data::NoFlags, - QDeclarativePropertyCache::Data::IsVMEFunction); + QDeclarativePropertyCache::Data::IsVMEFunction, + QDeclarativePropertyCache::Data::IsVMESignal); if (obj == unitRoot) { propertyCache->addref(); @@ -1098,7 +1099,8 @@ void QDeclarativeCompiler::genObjectBody(QDeclarativeParser::Object *obj) QDeclarativePropertyCache *propertyCache = enginePrivate->cache(prop->value->metaObject()->superClass())->copy(); propertyCache->append(engine, prop->value->metaObject(), QDeclarativePropertyCache::Data::NoFlags, - QDeclarativePropertyCache::Data::IsVMEFunction); + QDeclarativePropertyCache::Data::IsVMEFunction, + QDeclarativePropertyCache::Data::IsVMESignal); output->propertyCaches << propertyCache; output->bytecode << meta; @@ -1930,6 +1932,9 @@ bool QDeclarativeCompiler::buildPropertyAssignment(QDeclarativeParser::Property { obj->addValueProperty(prop); + if (prop->values.count() > 1) + COMPILE_EXCEPTION(prop->values.at(0), tr( "Cannot assign multiple values to a singular property") ); + for (int ii = 0; ii < prop->values.count(); ++ii) { Value *v = prop->values.at(ii); if (v->object) { @@ -2560,8 +2565,8 @@ bool QDeclarativeCompiler::compileAlias(QMetaObjectBuilder &builder, QStringList alias = astNodeToStringList(node); - if (alias.count() != 1 && alias.count() != 2) - COMPILE_EXCEPTION(prop.defaultValue, tr("Invalid alias reference. An alias reference must be specified as <id> or <id>.<property>")); + if (alias.count() < 1 || alias.count() > 3) + COMPILE_EXCEPTION(prop.defaultValue, tr("Invalid alias reference. An alias reference must be specified as <id>, <id>.<property> or <id>.<value property>.<property>")); if (!compileState.ids.contains(alias.at(0))) COMPILE_EXCEPTION(prop.defaultValue, tr("Invalid alias reference. Unable to find id \"%1\"").arg(alias.at(0))); @@ -2573,11 +2578,14 @@ bool QDeclarativeCompiler::compileAlias(QMetaObjectBuilder &builder, int propIdx = -1; int flags = 0; bool writable = false; - if (alias.count() == 2) { + if (alias.count() == 2 || alias.count() == 3) { propIdx = idObject->metaObject()->indexOfProperty(alias.at(1).toUtf8().constData()); - if (-1 == propIdx) + if (-1 == propIdx) { COMPILE_EXCEPTION(prop.defaultValue, tr("Invalid alias location")); + } else if (propIdx > 0xFFFF) { + COMPILE_EXCEPTION(prop.defaultValue, tr("Alias property exceeds alias bounds")); + } QMetaProperty aliasProperty = idObject->metaObject()->property(propIdx); if (!aliasProperty.isScriptable()) @@ -2585,6 +2593,22 @@ bool QDeclarativeCompiler::compileAlias(QMetaObjectBuilder &builder, writable = aliasProperty.isWritable(); + if (alias.count() == 3) { + QDeclarativeValueType *valueType = enginePrivate->valueTypes[aliasProperty.type()]; + if (!valueType) + COMPILE_EXCEPTION(prop.defaultValue, tr("Invalid alias location")); + + propIdx |= ((unsigned int)aliasProperty.type()) << 24; + + int valueTypeIndex = valueType->metaObject()->indexOfProperty(alias.at(2).toUtf8().constData()); + if (valueTypeIndex == -1) + COMPILE_EXCEPTION(prop.defaultValue, tr("Invalid alias location")); + Q_ASSERT(valueTypeIndex <= 0xFF); + + aliasProperty = valueType->metaObject()->property(valueTypeIndex); + propIdx |= (valueTypeIndex << 16); + } + if (aliasProperty.isEnumType()) typeName = "int"; // Avoid introducing a dependency on the aliased metaobject else |