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-rw-r--r--indra/newview/llinventoryobserver.h37
1 files changed, 36 insertions, 1 deletions
diff --git a/indra/newview/llinventoryobserver.h b/indra/newview/llinventoryobserver.h
index 8d60df7e8d..e63b67d2ad 100644
--- a/indra/newview/llinventoryobserver.h
+++ b/indra/newview/llinventoryobserver.h
@@ -261,5 +261,40 @@ protected:
uuid_vec_t mIncomplete;
};
-#endif // LL_LLINVENTORYOBSERVERS_H
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLInventoryCategoriesObserver
+//
+// This class is used for monitoring a list of inventory categories
+// and firing a callback when there are changes in any of them.
+// Categories are identified by their UUIDs.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLInventoryCategoriesObserver : public LLInventoryObserver
+{
+public:
+ typedef boost::function<void()> callback_t;
+
+ LLInventoryCategoriesObserver() {};
+ virtual void changed(U32 mask);
+
+ void addCategory(const LLUUID& cat_id, callback_t cb);
+ void removeCategory(const LLUUID& cat_id);
+protected:
+ struct LLCategoryData
+ {
+ LLCategoryData(callback_t cb, S32 version)
+ : mCallback(cb)
+ , mVersion(version)
+ {}
+
+ callback_t mCallback;
+ S32 mVersion;
+ };
+
+ typedef std::map<LLUUID, LLCategoryData> category_map_t;
+ typedef category_map_t::value_type category_map_value_t;
+
+ category_map_t mCategoryMap;
+};
+
+#endif // LL_LLINVENTORYOBSERVERS_H