only declare AddProcessCallback for wxMotif and wxGTK

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

diff --git a/include/wx/combobox.h b/include/wx/combobox.h
index bc33a141c7b18fe866886872f936ca943da82994..ce7ba61aeebc1a093706212e5138f7de6e904b34 100644 (file)
--- a/include/wx/combobox.h
+++ b/include/wx/combobox.h
@@ -16,7 +16,7 @@
 
 #if wxUSE_COMBOBOX
 
-extern WXDLLEXPORT_DATA(const wxChar) wxComboBoxNameStr[];
+extern WXDLLIMPEXP_DATA_CORE(const char) wxComboBoxNameStr[];
 
 // ----------------------------------------------------------------------------
 // wxComboBoxBase: this interface defines the methods wxComboBox must implement
@@ -25,17 +25,19 @@ extern WXDLLEXPORT_DATA(const wxChar) wxComboBoxNameStr[];
 #include "wx/ctrlsub.h"
 #include "wx/textentry.h"
 
-class WXDLLEXPORT wxComboBoxBase : public wxItemContainer,
+class WXDLLIMPEXP_CORE wxComboBoxBase : public wxItemContainer,
                                    public wxTextEntry
 {
 public:
-    // override this to disambiguate between two base classes versions
+    // override these methods to disambiguate between two base classes versions
     virtual void Clear()
     {
         wxTextEntry::Clear();
         wxItemContainer::Clear();
     }
 
+    bool IsEmpty() const { return wxItemContainer::IsEmpty(); }
+
     // also bring in GetSelection() versions of both base classes in scope
     //
     // NB: GetSelection(from, to) could be already implemented in wxTextEntry