Added private header warnings in src/gui/kernel

Change-Id: If3ad9d1e18543639f9e6abb8899b72772bc70c83
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>

src/gui/kernel/qguiapplication_p.h

@@ -42,6 +42,17 @@
 #ifndef QGUIAPPLICATION_P_H
 #define QGUIAPPLICATION_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include <QtGui/qguiapplication.h>
 
 #include <QtCore/QPointF>

src/gui/kernel/qinputmethod_p.h

@@ -42,6 +42,17 @@
 #ifndef QINPUTMETHOD_P_H
 #define QINPUTMETHOD_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include <qinputmethod.h>
 #include <private/qobject_p.h>
 #include <QtCore/QWeakPointer>

src/gui/kernel/qopenglcontext_p.h

@@ -42,6 +42,17 @@
 #ifndef QOPENGLCONTEXT_P_H
 #define QOPENGLCONTEXT_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #ifndef QT_NO_OPENGL
 
 #include "qopengl.h"

src/gui/kernel/qplatforminputcontext_p.h

@@ -42,6 +42,17 @@
 #ifndef QPLATFORMINPUTCONTEXT_P_H
 #define QPLATFORMINPUTCONTEXT_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include <private/qobject_p.h>
 
 QT_BEGIN_HEADER

src/gui/kernel/qscreen_p.h

@@ -42,6 +42,17 @@
 #ifndef QSCREEN_P_H
 #define QSCREEN_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include <QtGui/qscreen.h>
 #include <qpa/qplatformscreen.h>
 

src/gui/kernel/qtouchdevice_p.h

@@ -42,6 +42,17 @@
 #ifndef QTOUCHDEVICE_P_H
 #define QTOUCHDEVICE_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include <QtCore/qobject.h>
 #include <QtGui/qtouchdevice.h>
 

src/gui/kernel/qwindow_p.h

@@ -42,6 +42,17 @@
 #ifndef QWINDOW_P_H
 #define QWINDOW_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include <QtGui/qwindow.h>
 #include <qpa/qplatformwindow.h>
 
@@ -52,7 +63,6 @@ QT_BEGIN_HEADER
 
 QT_BEGIN_NAMESPACE
 
-
 #define QWINDOWSIZE_MAX ((1<<24)-1)
 
 class Q_GUI_EXPORT QWindowPrivate : public QObjectPrivate

src/gui/kernel/qwindowsysteminterface_p.h

@@ -41,6 +41,17 @@
 #ifndef QWINDOWSYSTEMINTERFACE_P_H
 #define QWINDOWSYSTEMINTERFACE_P_H
 
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
 #include "qwindowsysteminterface.h"
 
 #include <QElapsedTimer>