some Hildon integration work: use HildonProgram (for integration with the OS), HildonWindow (which has native appearance) and more native-like menus

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49841 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/app.cpp

@@ -29,6 +29,10 @@
 #include "wx/gtk/private.h"
 #include "wx/apptrait.h"
 
+#if wxUSE_LIBHILDON
+    #include <hildon-widgets/hildon-program.h>
+#endif // wxUSE_LIBHILDON
+
 #include <gdk/gdkx.h>
 
 //-----------------------------------------------------------------------------
@@ -317,6 +321,15 @@ bool wxApp::OnInitGui()
         }
     }
 
+#if wxUSE_LIBHILDON
+    m_hildonProgram = hildon_program_get_instance();
+    if ( !m_hildonProgram )
+    {
+        wxLogError(_("Unable to initialize Hildon program"));
+        return false;
+    }
+#endif // wxUSE_LIBHILDON
+
     return true;
 }