+ workaround to avoid to create invalid code with moc

src/Gui/InputField.h

@@ -32,7 +32,9 @@
 #include "SpinBox.h"
 #include "FileDialog.h"
 
+#ifdef Q_MOC_RUN
 Q_DECLARE_METATYPE(Base::Quantity)
+#endif
 
 namespace Gui {
 

src/Gui/propertyeditor/PropertyItem.cpp

@@ -50,6 +50,7 @@
 #include <Gui/Placement.h>
 #include <Gui/FileDialog.h>
 #include <Gui/DlgPropertyLink.h>
+#include <Gui/InputField.h>
 
 #include "PropertyItem.h"
 

src/Gui/propertyeditor/PropertyItem.h

@@ -33,15 +33,16 @@
 #include <Base/Vector3D.h>
 #include <Base/Matrix.h>
 #include <Base/Placement.h>
+#include <Base/Quantity.h>
 #include <Base/UnitsApi.h>
 #include <App/PropertyStandard.h>
 #include <Gui/Widgets.h>
-#include <Gui/InputField.h>
 
 Q_DECLARE_METATYPE(Base::Vector3f)
 Q_DECLARE_METATYPE(Base::Vector3d)
 Q_DECLARE_METATYPE(Base::Matrix4D)
 Q_DECLARE_METATYPE(Base::Placement)
+Q_DECLARE_METATYPE(Base::Quantity)
 
 namespace Gui {
 namespace Dialog { class TaskPlacement; }