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Qml/C++: Fix performance problem with type extraction.

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By moving the offending code into a background thread.

Reviewed-by: Erik Verbruggen
This commit is contained in:
Christian Kamm
2011-01-06 10:01:45 +01:00
parent c7070526ec
commit 283a3d32cd
9 changed files with 86 additions and 29 deletions
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39
src/plugins/cpptools/cppmodelmanager.cpp
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@@ -291,8 +291,7 @@ public:
void operator()()
{
_doc->check(_mode);
// temporarily disabled because it's too expensive
//_doc->findExposedQmlTypes();
_doc->findExposedQmlTypes();
_doc->releaseSource();
_doc->releaseTranslationUnit();
@@ -1548,32 +1547,34 @@ static void populate(LanguageUtils::FakeMetaObject::Ptr fmo, Class *klass,
}
}
QList<LanguageUtils::FakeMetaObject::ConstPtr> CppModelManager::exportedQmlObjects() const
QList<LanguageUtils::FakeMetaObject::ConstPtr> CppModelManager::exportedQmlObjects(const Document::Ptr &doc) const
{
using namespace LanguageUtils;
QList<FakeMetaObject::ConstPtr> exportedObjects;
QHash<Class *, FakeMetaObject::Ptr> classes;
const QList<CPlusPlus::Document::ExportedQmlType> exported = doc->exportedQmlTypes();
if (exported.isEmpty())
return exportedObjects;
TypeOfExpression typeOf;
const Snapshot currentSnapshot = snapshot();
foreach (Document::Ptr doc, currentSnapshot) {
TypeOfExpression typeOf;
typeOf.init(doc, currentSnapshot);
foreach (const Document::ExportedQmlType &exportedType, doc->exportedQmlTypes()) {
FakeMetaObject::Ptr fmo(new FakeMetaObject);
fmo->addExport(exportedType.typeName, exportedType.packageName,
ComponentVersion(exportedType.majorVersion, exportedType.minorVersion));
exportedObjects += fmo;
typeOf.init(doc, currentSnapshot);
foreach (const Document::ExportedQmlType &exportedType, exported) {
FakeMetaObject::Ptr fmo(new FakeMetaObject);
fmo->addExport(exportedType.typeName, exportedType.packageName,
ComponentVersion(exportedType.majorVersion, exportedType.minorVersion));
exportedObjects += fmo;
Class *klass = lookupClass(exportedType.typeExpression, exportedType.scope, typeOf);
if (!klass)
continue;
Class *klass = lookupClass(exportedType.typeExpression, exportedType.scope, typeOf);
if (!klass)
continue;
// add the no-package export, so the cpp name can be used in properties
Overview overview;
fmo->addExport(overview(klass->name()), QString(), ComponentVersion());
// add the no-package export, so the cpp name can be used in properties
Overview overview;
fmo->addExport(overview(klass->name()), QString(), ComponentVersion());
populate(fmo, klass, &classes, typeOf);
}
populate(fmo, klass, &classes, typeOf);
}
return exportedObjects;