Add const to some classes.

3 files changed, 18 insertions, 12 deletions

diff --git a/src/net/buysellhandler.h b/src/net/buysellhandler.h
index 3fbcbe733..dc41f63dc 100644
--- a/src/net/buysellhandler.h
+++ b/src/net/buysellhandler.h
@@ -42,11 +42,13 @@ class BuySellHandler
 
         virtual void requestBuyList(std::string nick) = 0;
 
-        virtual void sendBuyRequest(std::string nick, ShopItem* item,
-                                    int amount) = 0;
+        virtual void sendBuyRequest(const std::string &nick,
+                                    const ShopItem *const item,
+                                    const int amount) = 0;
 
-        virtual void sendSellRequest(std::string nick, ShopItem* item,
-                                     int amount) = 0;
+        virtual void sendSellRequest(const std::string &nick,
+                                     const ShopItem *const item,
+                                     const int amount) = 0;
 };
 
 } // namespace Net
diff --git a/src/net/ea/buysellhandler.cpp b/src/net/ea/buysellhandler.cpp
index d9080b969..8566bcab7 100644
--- a/src/net/ea/buysellhandler.cpp
+++ b/src/net/ea/buysellhandler.cpp
@@ -90,8 +90,9 @@ void BuySellHandler::requestBuyList(std::string nick)
     }
 }
 
-void BuySellHandler::sendBuyRequest(std::string nick, ShopItem* item,
-                                    int amount)
+void BuySellHandler::sendBuyRequest(const std::string &nick,
+                                    const ShopItem *const item,
+                                    const int amount)
 {
     if (!chatWindow || nick.empty() || !item ||
         amount < 1 || amount > item->getQuantity())
@@ -107,8 +108,9 @@ void BuySellHandler::sendBuyRequest(std::string nick, ShopItem* item,
         chatWindow->addWhisper(nick, data, BY_PLAYER);
 }
 
-void BuySellHandler::sendSellRequest(std::string nick, ShopItem* item,
-                                     int amount)
+void BuySellHandler::sendSellRequest(const std::string &nick,
+                                     const ShopItem *const item,
+                                     const int amount)
 {
     if (!chatWindow || nick.empty() || !item ||
         amount < 1 || amount > item->getQuantity())
diff --git a/src/net/ea/buysellhandler.h b/src/net/ea/buysellhandler.h
index 14d39ea02..26f0d2716 100644
--- a/src/net/ea/buysellhandler.h
+++ b/src/net/ea/buysellhandler.h
@@ -43,11 +43,13 @@ class BuySellHandler : public Net::BuySellHandler
 
         virtual void requestBuyList(std::string nick);
 
-        virtual void sendBuyRequest(std::string nick, ShopItem* item,
-                                    int amount);
+        virtual void sendBuyRequest(const std::string &nick,
+                                    const ShopItem *const item,
+                                    const int amount);
 
-        virtual void sendSellRequest(std::string nick, ShopItem* item,
-                                     int amount);
+        virtual void sendSellRequest(const std::string &nick,
+                                     const ShopItem *const item,
+                                     const int amount);
 
         virtual void processNpcBuySellChoice(Net::MessageIn &msg);