X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e64df9bcc331d49d05a6dc7729ee08071e4c6408..05e3a383e0bff29b830f91b6b40e63a3b1a3e72f:/include/wx/listbox.h

diff --git a/include/wx/listbox.h b/include/wx/listbox.h
index 4e56164b3d..ef66d8ea3c 100644
--- a/include/wx/listbox.h
+++ b/include/wx/listbox.h
@@ -43,10 +43,11 @@ WXDLLEXPORT_DATA(extern const wxChar*) wxListBoxNameStr;
 class WXDLLEXPORT wxListBoxBase : public wxControlWithItems
 {
 public:
-    // all generic methods are in wxControlWithItems, except for the following
-    // ones which are not yet implemented by wxChoice/wxCombobox
+    wxListBoxBase() { }
     virtual ~wxListBoxBase();
 
+    // all generic methods are in wxControlWithItems, except for the following
+    // ones which are not yet implemented by wxChoice/wxCombobox
     void Insert(const wxString& item, int pos)
         { DoInsert(item, pos); }
     void Insert(const wxString& item, int pos, void *clientData)
@@ -109,14 +110,16 @@ public:
 protected:
     // NB: due to wxGTK implementation details, DoInsert() is implemented
     //     using DoInsertItems() and not the other way round
-    void DoInsert(const wxString& item, int pos)
-        { InsertItems(1, &item, pos); }
+    virtual int DoInsert(const wxString& item, int pos)
+        { InsertItems(1, &item, pos); return pos; }
 
     // to be implemented in derived classes
     virtual void DoInsertItems(const wxArrayString& items, int pos) = 0;
     virtual void DoSetItems(const wxArrayString& items, void **clientData) = 0;
 
     virtual void DoSetFirstItem(int n) = 0;
+
+    DECLARE_NO_COPY_CLASS(wxListBoxBase)
 };
 
 // ----------------------------------------------------------------------------