QMetaMethod: Store method constness in metaobject system

[ChangeLog][QtCore][QMetaMethod] It is now possible to query the
constness of a method with QMetaMethod::isConst.

Change-Id: I8a94480b8074ef5b30555aeccd64937c4c6d97d4
Reviewed-by: Andrei Golubev <andrei.golubev@qt.io>
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>

1 files changed, 22 insertions, 0 deletions

diff --git a/src/corelib/kernel/qmetaobjectbuilder.cpp b/src/corelib/kernel/qmetaobjectbuilder.cpp
index d46adf05fb..8513805ef4 100644
--- a/src/corelib/kernel/qmetaobjectbuilder.cpp
+++ b/src/corelib/kernel/qmetaobjectbuilder.cpp
@@ -1743,6 +1743,28 @@ void QMetaMethodBuilder::setAttributes(int value)
 }
 
 /*!
+    Returns true if the method is const qualified.
+ */
+int QMetaMethodBuilder::isConst() const
+{
+    QMetaMethodBuilderPrivate *d = d_func();
+    if (!d)
+        return false;
+    return (d->attributes & MethodIsConst);
+}
+
+void QMetaMethodBuilder::setConst(bool methodIsConst)
+{
+    QMetaMethodBuilderPrivate *d = d_func();
+    if (!d)
+        return;
+    if (methodIsConst)
+        d->attributes |= MethodIsConst;
+    else
+        d->attributes &= ~MethodIsConst;
+}
+
+/*!
     Returns the revision of this method.
 
     \sa setRevision()