X-Git-Url: http://git.tdb.fi/?p=libs%2Fdatafile.git;a=blobdiff_plain;f=source%2Fcollectionsource.h;h=398f7942c85c6260d514796beac77146b5cc7d32;hp=61bb11555decbbf85d36500f18ed829073b64f31;hb=9b1656018f783eb4aad2fbdc1de1404691e89bb1;hpb=b1bc25649c1f22abf940a807d934f1e9bb780c28

diff --git a/source/collectionsource.h b/source/collectionsource.h
index 61bb115..398f794 100644
--- a/source/collectionsource.h
+++ b/source/collectionsource.h
@@ -3,6 +3,7 @@
 
 #include <list>
 #include <string>
+#include <msp/io/seekable.h>
 
 namespace Msp {
 namespace DataFile {
@@ -31,6 +32,10 @@ public:
 	virtual NameList get_names(const CollectionItemTypeBase &type) const = 0;
 
 	virtual void load(Collection &, const CollectionItemTypeBase &, const std::string &) const = 0;
+
+	/** Opens a file from the source.  The caller is responsible for deleting
+	the returned object when done with it. */
+	virtual IO::Seekable *open(const std::string &) const = 0;
 };
 
 } // namespace DataFile