Export file metadata from PackSource

[libs/datafile.git] / source / packsource.h

diff --git a/source/packsource.h b/source/packsource.h
index f552d2ab479ed952c47a04619b76d75bdde29e83..a599b5c0c99c985eaa8b834721f5158b8356b52d 100644 (file)
--- a/source/packsource.h
+++ b/source/packsource.h
@@ -21,9 +21,16 @@ in is loaded.
 */
 class PackSource: public CollectionSource
 {
+public:
+       struct FileInfo
+       {
+               std::string name;
+               unsigned size;
+       };
+
 private:
        class File;
-       struct Object;
+       class Object;
 
        typedef std::map<std::string, const File *> FileMap;
        typedef std::map<std::string, const Object *> ObjectMap;
@@ -77,8 +84,9 @@ private:
        public:
                File(const Pack &, const std::string &);
 
-               RefPtr<IO::Base> open() const;
+               RefPtr<IO::Seekable> open() const;
                const std::string &get_filename() const { return filename; }
+               FileInfo get_info() const;
                std::string get_full_name() const;
                bool is_collection() const { return collection; }
 
@@ -104,6 +112,7 @@ private:
        };
 
        std::list<Pack> packs;
+       FileMap files;
        ObjectMap objects;
 
 public:
@@ -114,9 +123,13 @@ public:
        read on the first call; subsequent calls will use cached data. */
        void add_pack_file(const std::string &, const std::string &);
 
+       /// Returns information about the files in the pack.
+       std::list<FileInfo> list_files() const;
+
        virtual bool is_loadable(const CollectionItemTypeBase &, const std::string &) const;
        virtual NameList get_names(const CollectionItemTypeBase &) const;
        virtual void load(Collection &, const CollectionItemTypeBase &, const std::string &) const;
+       virtual IO::Seekable *open(const std::string &) const;
 };
 
 } // namespace DataFile