added support for 2 extra mouse buttons (patch 1757630)

[wxWidgets.git] / include / wx / treebook.h

diff --git a/include/wx/treebook.h b/include/wx/treebook.h
index 5d4e3469c3bcc4240897e346eb2092d38a8f6423..798acf318b5914f7e0c7fae429f90c83124ba097 100644 (file)
--- a/include/wx/treebook.h
+++ b/include/wx/treebook.h
@@ -21,7 +21,7 @@
 
 typedef wxWindow wxTreebookPage;
 
-class WXDLLEXPORT wxTreeEvent;
+class WXDLLIMPEXP_FWD_CORE wxTreeEvent;
 
 // ----------------------------------------------------------------------------
 // wxTreebook