wxEVENT_PROPERTY( PageChanged , wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED , wxNotebookEvent )
 
     wxPROPERTY_COLLECTION( PageInfos , wxNotebookPageInfoList , wxNotebookPageInfo* , AddPageInfo , GetPageInfos , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
-    wxPROPERTY_FLAGS( WindowStyle , wxNotebookStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+    wxPROPERTY_FLAGS( WindowStyle , wxNotebookStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 wxEND_PROPERTIES_TABLE()
 
 wxBEGIN_HANDLERS_TABLE(wxNotebook)
 
 
 wxBEGIN_PROPERTIES_TABLE(wxNotebookPageInfo)
-    wxREADONLY_PROPERTY( Page , wxNotebookPage* , GetPage , , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxREADONLY_PROPERTY( Page , wxNotebookPage* , GetPage , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
     wxREADONLY_PROPERTY( Text , wxString , GetText , wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
     wxREADONLY_PROPERTY( Selected , bool , GetSelected , false, 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
     wxREADONLY_PROPERTY( ImageId , int , GetImageId , -1 , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
                                         hTheme,
                                         10 /* TABP_BODY */,
                                         1 /* NORMAL */,
-                                        3802 /* color of bg fill */,
+                                        3821 /* FILLCOLORHINT */,
                                         &themeColor);
-            
+
+            /*
+            [DS] Workaround for WindowBlinds:
+            Some themes return a near black theme color using FILLCOLORHINT,
+            this makes notebook pages have an ugly black background and makes
+            text (usually black) unreadable. Retry again with FILLCOLOR.
+
+            This workaround potentially breaks appearance of some themes,
+            but in practice it already fixes some themes.
+            */
+            if (themeColor == 1)
+            {
+                wxUxThemeEngine::Get()->GetThemeColor(
+                                            hTheme,
+                                            10 /* TABP_BODY */,
+                                            1 /* NORMAL */,
+                                            3802 /* FILLCOLOR */,
+                                            &themeColor);
+            }
+
             wxColour colour(GetRValue(themeColor), GetGValue(themeColor), GetBValue(themeColor));
             return colour;
         }