add/extend helper classes to savely access document, document objects or view providers

2018-10-31 11:24:45 +01:00
parent c50f6aea53
commit 42601fc4e4
4 changed files with 251 additions and 6 deletions
--- a/src/App/DocumentObserver.h
+++ b/src/App/DocumentObserver.h
@@ -48,12 +48,16 @@ public:
    DocumentT();
    /*! Constructor */
    DocumentT(Document*);
+    /*! Constructor */
+    DocumentT(const std::string&);
    /*! Destructor */
    ~DocumentT();
    /*! Assignment operator */
    void operator=(const DocumentT&);
    /*! Assignment operator */
    void operator=(const Document*);
+    /*! Assignment operator */
+    void operator=(const std::string&);

    /*! Get a pointer to the document or 0 if it doesn't exist any more. */
    Document* getDocument() const;