X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Floader.h;h=221361694282228b3e3e1c9b3508505d5b327f9c;hb=eb0f6a0fc9ad34a54df2d9f22e4326c23ddb5bc6;hp=57481cff28d36fca44b19db0c91784e7ecc54573;hpb=215e719d0ef85f748898660d15d01e77ac551de9;p=libs%2Fdatafile.git

diff --git a/source/loader.h b/source/loader.h
index 57481cf..2213616 100644
--- a/source/loader.h
+++ b/source/loader.h
@@ -1,7 +1,7 @@
 /* $Id$
 
 This file is part of libmspdatafile
-Copyright © 2006-2008  Mikko Rasa, Mikkosoft Productions
+Copyright © 2006-2008, 2010  Mikko Rasa, Mikkosoft Productions
 Distributed under the LGPL
 */
 
@@ -9,7 +9,6 @@ Distributed under the LGPL
 #define MSP_DATAFILE_LOADER_H_
 
 #include <map>
-#include <msp/io/buffered.h>
 #include <msp/io/file.h>
 #include "except.h"
 #include "loaderaction.h"
@@ -44,16 +43,31 @@ See also classes BasicLoader and BasicLoader2.
 class Loader
 {
 private:
-	typedef std::map<std::string, LoaderAction *> ActionMap;
+	struct ActionKey
+	{
+		std::string keyword;
+		std::string signature;
 
-	ActionMap       actions;
-	const Statement *cur_st;
+		ActionKey(const std::string &, const std::string &);
+
+		bool operator<(const ActionKey &) const;
+	};
+
+	typedef std::map<ActionKey, LoaderAction *> ActionMap;
 
+	ActionMap actions;
+	const Statement *cur_st;
+	bool sub_loaded;
 protected:
-	Loader(): cur_st(0) { }
+	bool allow_pointer_reload;
+	bool check_sub_loads;
+
+	Loader();
 public:
 	virtual ~Loader();
 
+	bool is_pointer_reload_allowed() const { return allow_pointer_reload; }
+
 	/** Loads statements from a parser. */
 	void load(Parser &p);
 
@@ -128,6 +142,8 @@ protected:
 private:
 	void add(const std::string &, LoaderAction *);
 
+	LoaderAction *find_action(const ActionKey &) const;
+
 protected:
 	/** Returns the source of the statement being processed.  This can be used
 	to implement relative paths in include-like statements.  Note that the
@@ -144,8 +160,7 @@ protected:
 
 
 /**
-Provides the basic functionality of an object loader.  Deriving from this
-allows loading values directly into member variables of the objects.
+Deprecated.  See ObjectLoader in objectloader.h.
 */
 template<typename O>
 class BasicLoader: public Loader
@@ -163,8 +178,7 @@ public:
 
 
 /**
-Provides functionality for loading objects with a Collection.  Deriving from
-this allows loading pointers to objects in the collection automatically.
+Deprecated.  See CollectionObjectLoader in objectloader.h.
 */
 template<typename O, typename C>
 class BasicLoader2: public BasicLoader<O>
@@ -187,10 +201,9 @@ Loads an object from a file.  The object must have a public Loader class.
 template<typename T>
 void load(T &obj, const std::string &fn)
 {
-	IO::File in(fn);
-	IO::Buffered buf(in);
+	IO::BufferedFile in(fn);
 
-	Parser parser(buf, fn);
+	Parser parser(in, fn);
 	typename T::Loader loader(obj);
 	loader.load(parser);
 }
@@ -198,10 +211,9 @@ void load(T &obj, const std::string &fn)
 template<typename T, typename U>
 void load(T &obj, const std::string &fn, U &arg)
 {
-	IO::File in(fn);
-	IO::Buffered buf(in);
+	IO::BufferedFile in(fn);
 
-	Parser parser(buf, fn);
+	Parser parser(in, fn);
 	typename T::Loader loader(obj, arg);
 	loader.load(parser);
 }