Applied patch #876800: "Alphabetical order of tabs in widgets sample".

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25249 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/widgets/widgets.h

@@ -82,6 +82,8 @@ public:
     Constructor GetCtor() const { return m_ctor; }
     WidgetsPageInfo *GetNext() const { return m_next; }
 
+    void SetNext(WidgetsPageInfo *next) { m_next = next; }
+
 private:
     // the label of the page
     wxString m_label;