fix bug in key handling code: toupper() shouldn't be applied to the values outside of the ASCII range (patch 631236)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@17715 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/window.cpp

@@ -3336,6 +3336,11 @@ bool wxWindowGTK::Show( bool show )
     else
         gtk_widget_hide( m_widget );
 
+    wxShowEvent eventShow(GetId(), show);
+    eventShow.m_eventObject = this;
+
+    GetEventHandler()->ProcessEvent(eventShow);
+
     return TRUE;
 }