comparison framework/Document.h @ 77:0535c49069ba

* Various fixes to object lifetime management, particularly in the spectrum
  layer and for notification of main model deletion.
  The main purpose of this is to improve the behaviour of the spectrum, but I
  think it may also help with #1840922 Various crashes in Layer Summary window.

      */
     const WaveFileModel *getMainModel() const { return m_mainModel; }
 
     std::vector<Model *> getTransformInputModels();
 
+    bool isKnownModel(const Model *) const;
+
     /**
      * Add a derived model associated with the given transform,
      * running the transform and returning the resulting model.
      */
     Model *addDerivedModel(const Transform &transform,