improve npchandler class.

2 files changed, 8 insertions, 8 deletions

diff --git a/src/net/ea/npchandler.cpp b/src/net/ea/npchandler.cpp
index 1640d3650..9f8e5b87f 100644
--- a/src/net/ea/npchandler.cpp
+++ b/src/net/ea/npchandler.cpp
@@ -34,19 +34,19 @@ NpcHandler::NpcHandler() :
 {
 }
 
-void NpcHandler::sendLetter(int npcId A_UNUSED,
+void NpcHandler::sendLetter(const int npcId A_UNUSED,
                             const std::string &recipient A_UNUSED,
-                            const std::string &text A_UNUSED)
+                            const std::string &text A_UNUSED) const
 {
     // TODO
 }
 
-void NpcHandler::startShopping(int beingId A_UNUSED)
+void NpcHandler::startShopping(const int beingId A_UNUSED) const
 {
     // TODO
 }
 
-void NpcHandler::endShopping(int beingId A_UNUSED)
+void NpcHandler::endShopping(const int beingId A_UNUSED) const
 {
     // TODO
 }
diff --git a/src/net/ea/npchandler.h b/src/net/ea/npchandler.h
index ea5bad135..526ced9f0 100644
--- a/src/net/ea/npchandler.h
+++ b/src/net/ea/npchandler.h
@@ -42,13 +42,13 @@ class NpcHandler : public Net::NpcHandler
         A_DELETE_COPY(NpcHandler)
 
         void sendLetter(int npcId, const std::string &recipient,
-                        const std::string &text);
+                        const std::string &text) const override;
 
-        void startShopping(int beingId);
+        void startShopping(int beingId) const override;
 
-        void endShopping(int beingId);
+        void endShopping(int beingId) const override;
 
-        void clearDialogs();
+        void clearDialogs() override;
 
         virtual int getNpc(Net::MessageIn &msg,
                            bool haveLength) A_WARN_UNUSED = 0;