1 files changed, 59 insertions, 0 deletions
diff --git a/src/qml/qml/qqmlmetaobject.cpp b/src/qml/qml/qqmlmetaobject.cpp
new file mode 100644
index 0000000000..352db7bd69
--- /dev/null
+++ b/src/qml/qml/qqmlmetaobject.cpp
@@ -0,0 +1,59 @@
+// Copyright (C) 2019 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#include "qqmlmetaobject_p.h"
+
+#include <private/qqmlengine_p.h>
+#include <private/qqmlpropertycachemethodarguments_p.h>
+
+QT_BEGIN_NAMESPACE
+
+void QQmlMetaObject::resolveGadgetMethodOrPropertyIndex(QMetaObject::Call type, const QMetaObject **metaObject, int *index)
+{
+    int offset;
+
+    switch (type) {
+    case QMetaObject::ReadProperty:
+    case QMetaObject::WriteProperty:
+    case QMetaObject::ResetProperty:
+        offset = (*metaObject)->propertyOffset();
+        while (*index < offset) {
+            *metaObject = (*metaObject)->superClass();
+            offset = (*metaObject)->propertyOffset();
+        }
+        break;
+    case QMetaObject::InvokeMetaMethod:
+        offset = (*metaObject)->methodOffset();
+        while (*index < offset) {
+            *metaObject = (*metaObject)->superClass();
+            offset = (*metaObject)->methodOffset();
+        }
+        break;
+    default:
+        offset = 0;
+        Q_UNIMPLEMENTED();
+        offset = INT_MAX;
+    }
+
+    *index -= offset;
+}
+
+QMetaType QQmlMetaObject::methodReturnType(const QQmlPropertyData &data, QByteArray *unknownTypeError) const
+{
+    Q_ASSERT(_m && data.coreIndex() >= 0);
+
+    QMetaType type = data.propType();
+    if (!type.isValid()) {
+        // Find the return type name from the method info
+        type = _m->method(data.coreIndex()).returnMetaType();
+    }
+    if (type.flags().testFlag(QMetaType::IsEnumeration))
+        type = type.underlyingType();
+    if (type.isValid())
+        return type;
+    else if (unknownTypeError)
+        *unknownTypeError = _m->method(data.coreIndex()).typeName();
+    return QMetaType();
+}
+
+QT_END_NAMESPACE