X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a236aa2058ccf3d36e9cafc20fa7375080c4be50..8e181eae04877c1369a3ad01160f889ddc48971b:/src/os2/listbox.cpp

diff --git a/src/os2/listbox.cpp b/src/os2/listbox.cpp
index 3755c4109e..7d226adb3b 100644
--- a/src/os2/listbox.cpp
+++ b/src/os2/listbox.cpp
@@ -38,7 +38,7 @@
     #include  "wx/ownerdrw.h"
 #endif
 
-  IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems)
 
 // ============================================================================
 // list box item declaration and implementation
@@ -510,9 +510,9 @@ void wxListBox::SetString(unsigned int n, const wxString& rsString)
     void*          pOldData = NULL;
     wxClientData*  pOldObjData = NULL;
 
-    if (m_clientDataItemsType == wxClientData_Void)
+    if ( HasClientUntypedData() )
         pOldData = GetClientData(n);
-    else if (m_clientDataItemsType == wxClientData_Object)
+    else if ( HasClientObjectData() )
         pOldObjData = GetClientObject(n);
 
     //