replace wxDocument::GetPrintableName(wxString&) and wxDocManager::MakeDefaultName(wxString&) with GetUserReadableName() and MakeNewDocumentName() which return wxStrings directly

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@46488 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/docview.h

@@ -140,8 +140,17 @@ public:
     virtual wxDocTemplate *GetDocumentTemplate() const { return m_documentTemplate; }
     virtual void SetDocumentTemplate(wxDocTemplate *temp) { m_documentTemplate = temp; }
 
-    // Get title, or filename if no title, else [unnamed]
-    virtual bool GetPrintableName(wxString& buf) const;
+    // Get the document name to be shown to the user: the title if there is
+    // any, otherwise the filename if the document was saved and, finally,
+    // "unnamed" otherwise
+    virtual wxString GetUserReadableName() const;
+
+#if WXWIN_COMPATIBILITY_2_8
+    // use GetUserReadableName() instead
+    wxDEPRECATED_BUT_USED_INTERNALLY(
+        virtual bool GetPrintableName(wxString& buf) const
+    );
+#endif // WXWIN_COMPATIBILITY_2_8
 
     // Returns a window that can be used as a parent for document-related
     // dialogs. Override if necessary.
@@ -164,6 +173,9 @@ protected:
     virtual bool DoSaveDocument(const wxString& file);
     virtual bool DoOpenDocument(const wxString& file);
 
+    // the default implementation of GetUserReadableName()
+    wxString DoGetUserReadableName() const;
+
 private:
     DECLARE_ABSTRACT_CLASS(wxDocument)
     DECLARE_NO_COPY_CLASS(wxDocument)
@@ -393,8 +405,9 @@ public:
     wxList& GetDocuments() { return m_docs; }
     wxList& GetTemplates() { return m_templates; }
 
-    // Make a default document name
-    virtual bool MakeDefaultName(wxString& buf);
+    // Return the default name for a new document (by default returns strings
+    // in the form "unnamed <counter>" but can be overridden)
+    virtual wxString MakeNewDocumentName();
 
     // Make a frame title (override this to do something different)
     virtual wxString MakeFrameTitle(wxDocument* doc);
@@ -423,6 +436,13 @@ public:
     // Get the current document manager
     static wxDocManager* GetDocumentManager() { return sm_docManager; }
 
+#if WXWIN_COMPATIBILITY_2_8
+    // deprecated, override GetDefaultName() instead
+    wxDEPRECATED_BUT_USED_INTERNALLY(
+        virtual bool MakeDefaultName(wxString& buf)
+    );
+#endif
+
 #if WXWIN_COMPATIBILITY_2_6
     // deprecated, use GetHistoryFilesCount() instead
     wxDEPRECATED( size_t GetNoHistoryFiles() const );