pass shared ptrs by value

2 files changed, 9 insertions, 9 deletions

diff --git a/src/lib/SW602Parser.cpp b/src/lib/SW602Parser.cpp
index a74ce52..dcb2c10 100644
--- a/src/lib/SW602Parser.cpp
+++ b/src/lib/SW602Parser.cpp
@@ -78,7 +78,7 @@ SW602ListenerPtr SW602Parser::getMainListener()
   return m_parserState->getMainListener();
 }
 
-void SW602Parser::setGraphicListener(SW602GraphicListenerPtr &listener)
+void SW602Parser::setGraphicListener(SW602GraphicListenerPtr listener)
 {
   m_parserState->m_graphicListener=listener;
 }
@@ -89,7 +89,7 @@ void SW602Parser::resetGraphicListener()
   m_parserState->m_graphicListener.reset();
 }
 
-void SW602Parser::setSpreadsheetListener(SW602SpreadsheetListenerPtr &listener)
+void SW602Parser::setSpreadsheetListener(SW602SpreadsheetListenerPtr listener)
 {
   m_parserState->m_spreadsheetListener=listener;
 }
@@ -100,7 +100,7 @@ void SW602Parser::resetSpreadsheetListener()
   m_parserState->m_spreadsheetListener.reset();
 }
 
-void SW602Parser::setTextListener(SW602TextListenerPtr &listener)
+void SW602Parser::setTextListener(SW602TextListenerPtr listener)
 {
   m_parserState->m_textListener=listener;
 }
diff --git a/src/lib/SW602Parser.h b/src/lib/SW602Parser.h
index 389595c..1f252cf 100644
--- a/src/lib/SW602Parser.h
+++ b/src/lib/SW602Parser.h
@@ -94,17 +94,17 @@ public:
   //! returns the main listener
   SW602ListenerPtr getMainListener();
   //! returns the graphic listener
-  SW602GraphicListenerPtr &getGraphicListener()
+  const SW602GraphicListenerPtr &getGraphicListener()
   {
     return m_parserState->m_graphicListener;
   }
   //! returns the spreadsheet listener
-  SW602SpreadsheetListenerPtr &getSpreadsheetListener()
+  const SW602SpreadsheetListenerPtr &getSpreadsheetListener()
   {
     return m_parserState->m_spreadsheetListener;
   }
   //! returns the text listener
-  SW602TextListenerPtr &getTextListener()
+  const SW602TextListenerPtr &getTextListener()
   {
     return m_parserState->m_textListener;
   }
@@ -155,15 +155,15 @@ protected:
     m_parserState->m_version = vers;
   }
   //! sets the graphic listener
-  void setGraphicListener(SW602GraphicListenerPtr &listener);
+  void setGraphicListener(SW602GraphicListenerPtr listener);
   //! resets the listener
   void resetGraphicListener();
   //! sets the spreadsheet listener
-  void setSpreadsheetListener(SW602SpreadsheetListenerPtr &listener);
+  void setSpreadsheetListener(SW602SpreadsheetListenerPtr listener);
   //! resets the listener
   void resetSpreadsheetListener();
   //! sets the text listener
-  void setTextListener(SW602TextListenerPtr &listener);
+  void setTextListener(SW602TextListenerPtr listener);
   //! resets the listener
   void resetTextListener();
   //! Debugging: change the default ascii file