added and documented wxApp::OnAssert

[wxWidgets.git] / include / wx / generic / treelay.h

diff --git a/include/wx/generic/treelay.h b/include/wx/generic/treelay.h
index 92963b63dbc7c7de0d54bcbc8412f643c9d3d1a3..b59e1488f8588a675b32e818cbdf416115e23500 100644 (file)
--- a/include/wx/generic/treelay.h
+++ b/include/wx/generic/treelay.h
@@ -16,6 +16,13 @@
 #pragma interface "wxtree.h"
 #endif
 
+#ifndef WX_PRECOMP
+#include <wx/object.h>
+class wxList;
+class wxDC;
+class wxMouseEvent;
+#endif
+
 #include <wx/string.h>
 
 class WXDLLEXPORT wxTreeLayout: public wxObject