diff --git a/include/wx/propgrid/editors.h b/include/wx/propgrid/editors.h
index 9746bbc01a..83e21b8da1 100644
--- a/include/wx/propgrid/editors.h
+++ b/include/wx/propgrid/editors.h
@@ -27,21 +27,16 @@ class WXDLLIMPEXP_FWD_PROPGRID wxPropertyGrid;
 class wxPGWindowList
 {
 public:
-    void SetSecondary( wxWindow* secondary ) { m_secondary = secondary; }
+    wxPGWindowList(wxWindow* primary, wxWindow* secondary = NULL)
+        : m_primary(primary)
+        , m_secondary(secondary)
+    {
+    }
+
+    void SetSecondary(wxWindow* secondary) { m_secondary = secondary; }
 
     wxWindow*   m_primary;
     wxWindow*   m_secondary;
-
-    wxPGWindowList( wxWindow* a )
-    {
-        m_primary = a;
-        m_secondary = NULL;
-    }
-    wxPGWindowList( wxWindow* a, wxWindow* b )
-    {
-        m_primary = a;
-        m_secondary = b;
-    }
 };
 
 // -----------------------------------------------------------------------
diff --git a/interface/wx/propgrid/editors.h b/interface/wx/propgrid/editors.h
index 25629fd2b4..269a8961bf 100644
--- a/interface/wx/propgrid/editors.h
+++ b/interface/wx/propgrid/editors.h
@@ -14,13 +14,9 @@
 class wxPGWindowList
 {
 public:
-    void SetSecondary( wxWindow* secondary );
+    wxPGWindowList(wxWindow* primary, wxWindow* secondary = NULL);
 
-    wxWindow*   m_primary;
-    wxWindow*   m_secondary;
-
-    wxPGWindowList( wxWindow* a );
-    wxPGWindowList( wxWindow* a, wxWindow* b );
+    void SetSecondary(wxWindow* secondary);
 };