Get(Class)DefaultAttributes() for wxGTK controls

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27115 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/listbox.h

@@ -96,6 +96,9 @@ public:
     virtual void DoSetItemClientObject(int n, wxClientData* clientData);
     virtual wxClientData* DoGetItemClientObject(int n) const;
 
+    static wxVisualAttributes
+    GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
+    
     // implementation from now on
 
     void GtkAddItem( const wxString &item, int pos=-1 );
@@ -127,6 +130,10 @@ protected:
     // return the string label for the given item
     wxString GetRealLabel(struct _GList *item) const;
 
+    // Widgets that use the style->base colour for the BG colour should
+    // override this and return true.
+    virtual bool UseGTKStyleBase() const { return true; }
+
 private:
     // this array is only used for controls with wxCB_SORT style, so only
     // allocate it if it's needed (hence using pointer)