Moved wxCharhookEvent so that it sends the same

keycode as wxCharEvent.
  Removed wxDestroyWindowEvent as it crashes all
   the time.
  Corrcted wxTreeCtrl's interception of wxCharEvents
   as it misinterpreted "F5" for "Z" e.g.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15798 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/treectlg.cpp

@@ -2616,11 +2616,14 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event )
 
         default:
             // do not use wxIsalnum() here
-            if ( !event.HasModifiers() && isalnum(keyCode) )
+            if ( !event.HasModifiers() && 
+                 ((keyCode >= '0' && keyCode <= '9') ||
+                  (keyCode >= 'a' && keyCode <= 'z') ||
+                  (keyCode >= 'A' && keyCode <= 'Z' )))
             {
                 // find the next item starting with the given prefix
                 char ch = (char)keyCode;
-
+                
                 wxTreeItemId id = FindItem(m_current, m_findPrefix + (wxChar)ch);
                 if ( !id.IsOk() )
                 {