Support custom action maps in loader classes

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

diff --git a/source/loader.h b/source/loader.h
index 7799a7eacb5dd404915f25cbfe87f0665f515436..5dac2e6b46fd8d35b38f35fafcc3f8cdb3549387 100644 (file)
--- a/source/loader.h
+++ b/source/loader.h
@@ -35,10 +35,12 @@ See also classes ObjectLoader and CollectionObjectLoader in objectloader.h.
 */
 class Loader
 {
-private:
+protected:
        typedef std::map<StatementKey, LoaderAction *> ActionMap;
 
-       ActionMap actions;
+private:
+       ActionMap local_actions;
+       ActionMap *actions;
        Parser *cur_parser;
        unsigned cur_level;
        const Statement *cur_st;
@@ -88,6 +90,11 @@ protected:
        /** Processes the current statement's substatements with another Loader. */
        void load_sub_with(Loader &);
 
+       /** Sets the actions to be used when loading.  If the map is empty,
+       init_actions will be called. */
+       void set_actions(ActionMap &);
+       virtual void init_actions() { }
+
        /** Adds a keyword that is loaded by calling a function. */
        template<typename L>
        void add(const std::string &k, void (L::*func)())