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-rw-r--r--src/widgets/widgets/qmdisubwindow.h7
1 files changed, 2 insertions, 5 deletions
diff --git a/src/widgets/widgets/qmdisubwindow.h b/src/widgets/widgets/qmdisubwindow.h
index 875c9a22c8..4e87806acf 100644
--- a/src/widgets/widgets/qmdisubwindow.h
+++ b/src/widgets/widgets/qmdisubwindow.h
@@ -43,10 +43,9 @@
#include <QtWidgets/qtwidgetsglobal.h>
#include <QtWidgets/qwidget.h>
-QT_BEGIN_NAMESPACE
-
+QT_REQUIRE_CONFIG(mdiarea);
-#ifndef QT_NO_MDIAREA
+QT_BEGIN_NAMESPACE
class QMenu;
class QMdiArea;
@@ -148,6 +147,4 @@ Q_DECLARE_OPERATORS_FOR_FLAGS(QMdiSubWindow::SubWindowOptions)
QT_END_NAMESPACE
-#endif // QT_NO_MDIAREA
-
#endif // QMDISUBWINDOW_H