diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/gui_editor/nel3d_widget.cpp b/code/nel/tools/3d/object_viewer_qt/src/plugins/gui_editor/nel3d_widget.cpp
index 089158913..8b39fb98b 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/gui_editor/nel3d_widget.cpp
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/gui_editor/nel3d_widget.cpp
@@ -18,9 +18,14 @@
 #include "nel3d_widget.h"
 #include "nel/3d/u_driver.h"
 #include "nel/3d/text_context.h"
+#include "nel/3d/driver_user.h"
 #include "nel/misc/rgba.h"
 #include "nel/misc/path.h"
 
+#ifdef NL_OS_WINDOWS
+#include <Windows.h>
+#endif
+
 
 namespace GUIEditor
 {
@@ -94,6 +99,69 @@ namespace GUIEditor
 		driver->clearBuffers( NLMISC::CRGBA::Black );
 		driver->swapBuffers();
 	}
+
+
+#if defined ( NL_OS_WINDOWS )
+
+	typedef bool ( *winProc )( NL3D::IDriver *driver, HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam );
+
+	bool Nel3DWidget::winEvent( MSG *message, long *result )
+	{
+		if( driver != NULL ) 
+		{
+			NL3D::IDriver *iDriver = dynamic_cast< NL3D::CDriverUser* >( driver )->getDriver();
+			if( iDriver != NULL )
+			{
+				winProc proc = (winProc)iDriver->getWindowProc();
+				return proc( iDriver, message->hwnd, message->message, message->wParam, message->lParam );
+			}
+		}
+
+		return false;
+	}
+
+#elif defined( NL_OS_MAC )
+
+	typedef bool ( *cocoaProc )( NL3D::IDriver *, const void *e );
+
+	bool Nel3DWidget::macEvent( EventHandlerCallRef caller, EventRef event )
+	{
+		if( caller )
+			nlerror( "You are using QtCarbon! Only QtCocoa supported, please upgrade Qt" );
+
+		if( driver != NULL )
+		{
+			NL3D::IDriver *iDriver = dynamic_cast< NL3D::CDriverUser* >( driver )->getDriver();
+			if( iDriver != NULL )
+			{
+				cocoaProc proc = ( cocoaProc )iDriver->getWindowProc();
+				return proc( iDriver, event );
+			}
+		}
+
+		return false;
+	}
+
+#elif defined( NL_OS_UNIX )
+
+	typedef bool ( *x11Proc )( NL3D::IDriver *drv, XEvent *e );
+
+	bool Nel3DWidget::x11Event( XEvent *event )
+	{
+		if( driver != NULL )
+		{
+			NL3D::IDriver *iDriver = dynamic_cast< NL3D::CDriverUser* >( driver )->getDriver();
+			if( driver != NULL )
+			{
+				x11Proc proc = ( x11Proc )iDriver->getWindowProc();
+				return proc( iDriver, event );
+			}
+		}
+
+		return false;
+	}
+#endif 
+
 }
 
 
diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/gui_editor/nel3d_widget.h b/code/nel/tools/3d/object_viewer_qt/src/plugins/gui_editor/nel3d_widget.h
index 7779ed389..2b1edc7e4 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/gui_editor/nel3d_widget.h
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/gui_editor/nel3d_widget.h
@@ -19,6 +19,7 @@
 #define NEL3D_WIDGET_H
 
 #include <QWidget>
+#include "nel/misc/types_nl.h"
 #include <string>
 
 namespace NL3D
@@ -52,6 +53,16 @@ namespace GUIEditor
 	public Q_SLOTS:
 		void clear();
 
+	protected:
+
+#if defined(NL_OS_WINDOWS)
+	virtual bool winEvent( MSG *message, long *result );
+#elif defined(NL_OS_MAC)
+	virtual bool macEvent( EventHandlerCallRef caller, EventRef event );
+#elif defined(NL_OS_UNIX)
+	virtual bool x11Event( XEvent *event );
+#endif
+
 	private:
 		NL3D::UDriver *driver;
 		NL3D::UTextContext *textContext;