Restructed the osgPresentation and present3D directories back to the structure that was present in OSG-3.2

git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14759 16af8721-9629-0410-8352-f15c8da7e697

applications/present3D/ShowEventHandler.h

@@ -0,0 +1,38 @@
+/* -*-c++-*- Present3D - Copyright (C) 1999-2006 Robert Osfield
+ *
+ * This software is open source and may be redistributed and/or modified under
+ * the terms of the GNU General Public License (GPL) version 2.0.
+ * The full license is in LICENSE.txt file included with this distribution,.
+ *
+ * This software 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
+ * include LICENSE.txt for more details.
+*/
+
+#ifndef SHOWEVENTHANDLER
+#define SHOWEVENTHANDLER 1
+
+#include <osg/StateSet>
+#include <osg/Point>
+
+#include <osgGA/GUIEventHandler>
+
+namespace p3d
+{
+
+class ShowEventHandler : public osgGA::GUIEventHandler
+{
+    public:
+
+        ShowEventHandler();
+
+        virtual bool handle(const osgGA::GUIEventAdapter& ea,osgGA::GUIActionAdapter& aa, osg::Object* object, osg::NodeVisitor* nv);
+
+        virtual void getUsage(osg::ApplicationUsage& usage) const;
+
+};
+
+}
+
+#endif