public MouseEventHandler(SwAddin addin, IModelView mv, DocumentEventHandler doc)
 {
     userAddin = addin;
     mView = (ModelView)mv;
     mMouse = mView.GetMouse();
     iSwApp = (ISldWorks)userAddin.SwApp;
     parent = doc;
 }
 public DocView(SwAddin addin, IModelView mv, DocumentEventHandler doc)
 {
     userAddin = addin;
     mView = (ModelView)mv;
     iSwApp = (ISldWorks)userAddin.SwApp;
     parent = doc;
 }