Use const sources in Collection

The CollectionSource interface is entirely const anyway.

diff --git a/source/collection.cpp b/source/collection.cpp
index 3e9e4f18d7c676e1ee3008c858e14d4735568e2a..9f135f0c0ed8eab31c6ffe730b23fd683b69e98e 100644 (file)
--- a/source/collection.cpp
+++ b/source/collection.cpp
@@ -92,7 +92,7 @@ CollectionItemTypeBase *Collection::get_type_for_item(const Variant &var) const
        return 0;
 }
 
-void Collection::add_source(CollectionSource &s)
+void Collection::add_source(const CollectionSource &s)
 {
        sources.push_back(&s);
 }

diff --git a/source/collection.h b/source/collection.h
index 50905ce0d14972d65b24ac37dc74cdd6b5e21be9..612a0af01879deaac213f1883db29df76d3cd57d 100644 (file)
--- a/source/collection.h
+++ b/source/collection.h
@@ -83,7 +83,7 @@ public:
 private:
        typedef std::map<std::string, Variant> ItemMap;
        typedef std::list<CollectionItemTypeBase *> TypeList;
-       typedef std::list<CollectionSource *> SourceList;
+       typedef std::list<const CollectionSource *> SourceList;
 
        TypeList types;
        ItemMap items;
@@ -264,7 +264,7 @@ private:
 protected:
        /** Adds a source for automatically loading items.  Sources are consulted
        in the order they are added. */
-       void add_source(CollectionSource &);
+       void add_source(const CollectionSource &);
 
 public:
        /** Opens a raw resource, without interpreting it as object data.  Null is