add a more readable wrapper for CreateDocument(wxEmptyString, wxDOC_NEW)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56018 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/docview.h

@@ -354,6 +354,11 @@ public:
     virtual void OnOpenFileFailure() { }
 
     virtual wxDocument *CreateDocument(const wxString& path, long flags = 0);
+
+    // wrapper around CreateDocument() with a more clear name
+    wxDocument *CreateNewDocument()
+        { return CreateDocument(wxString(), wxDOC_NEW); }
+
     virtual wxView *CreateView(wxDocument *doc, long flags = 0);
     virtual void DeleteTemplate(wxDocTemplate *temp, long flags = 0);
     virtual bool FlushDoc(wxDocument *doc);