Qt: define Q_DISABLE_COPY_MOVE only if needed

cMake/FreeCAD_Helpers/SetupQt.cmake

@@ -69,6 +69,10 @@ if (Qt${FREECAD_QT_MAJOR_VERSION}Core_VERSION VERSION_LESS 5.15.0)
         qt5_add_translation("${_qm_files}" ${ARGN})
         set("${_qm_files}" "${${_qm_files}}" PARENT_SCOPE)
     endfunction()
+else()
+    # Since Qt 5.15 Q_DISABLE_COPY_MOVE is defined
+    set (HAVE_Q_DISABLE_COPY_MOVE 1)
+    configure_file(${CMAKE_SOURCE_DIR}/src/QtCore.h.cmake ${CMAKE_BINARY_DIR}/src/QtCore.h)
 endif()
 
 function(qt_find_and_add_translation _qm_files _tr_dir _qm_dir)

src/FCGlobal.h

@@ -85,7 +85,8 @@
     FC_DEFAULT_COPY(Class) \
     FC_DEFAULT_MOVE(Class)
 
-#ifndef Q_DISABLE_COPY_MOVE
+#include <QtCore.h>
+#ifndef HAVE_Q_DISABLE_COPY_MOVE
 #define Q_DISABLE_COPY_MOVE FC_DEFAULT_COPY_MOVE
 #endif
 

src/QtCore.h.cmake

@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
+/***************************************************************************
+ *   Copyright (c) 2023 Werner Mayer <wmayer[at]users.sourceforge.net>     *
+ *                                                                         *
+ *   This file is part of FreeCAD.                                         *
+ *                                                                         *
+ *   FreeCAD is free software: you can redistribute it and/or modify it    *
+ *   under the terms of the GNU Lesser General Public License as           *
+ *   published by the Free Software Foundation, either version 2.1 of the  *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   FreeCAD is distributed in the hope that it will be useful, but        *
+ *   WITHOUT ANY WARRANTY; without even the implied warranty of            *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      *
+ *   Lesser General Public License for more details.                       *
+ *                                                                         *
+ *   You should have received a copy of the GNU Lesser General Public      *
+ *   License along with FreeCAD. If not, see                               *
+ *   <https://www.gnu.org/licenses/>.                                      *
+ *                                                                         *
+ **************************************************************************/
+
+
+#ifndef FREECAD_QTCORE_H
+#define FREECAD_QTCORE_H
+
+/* QtCore.h.  Generated from QtCore.h.cmake by cmake.  */
+
+/* Define to 1 Qt provides the macro Q_DISABLE_COPY_MOVE. */
+#cmakedefine HAVE_Q_DISABLE_COPY_MOVE
+
+#endif  // FREECAD_QTCORE_H