check whether the string is non-empty before accessing its first element

[wxWidgets.git] / src / univ / combobox.cpp

diff --git a/src/univ/combobox.cpp b/src/univ/combobox.cpp
index febde2efc112c6b7910e102e55b076c8dc85947e..f347cfe1b97082e25b9b7ae5489365306bf2368d 100644 (file)
--- a/src/univ/combobox.cpp
+++ b/src/univ/combobox.cpp
@@ -389,8 +389,12 @@ void wxComboBox::SetSelection(int n)
     wxCHECK_RET( (n == wxNOT_FOUND || IsValid(n)), _T("invalid index in wxComboBox::Select") );
 
     GetLBox()->SetSelection(n);
-    if ( GetTextCtrl() )
-        GetTextCtrl()->SetValue(GetLBox()->GetString(n));
+
+    wxString str;
+    if ( n != wxNOT_FOUND )
+        str = GetLBox()->GetString(n);
+
+    SetText(str);
 }
 
 int wxComboBox::GetSelection() const