X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fparsermode.h;h=491647e4b09a0b9c307d4f4aa32a6078403ed9a5;hb=HEAD;hp=620e9a91acb7f325535b6b0c87fe30545d409cc1;hpb=29fafaa2c570b0cf92f41eeb534cfb65a841a892;p=libs%2Fdatafile.git

diff --git a/source/parsermode.h b/source/parsermode.h
index 620e9a9..319b0f1 100644
--- a/source/parsermode.h
+++ b/source/parsermode.h
@@ -1,17 +1,20 @@
 #ifndef MSP_DATAFILE_PARSERMODE_H_
 #define MSP_DATAFILE_PARSERMODE_H_
 
+#include <msp/core/noncopyable.h>
 #include "statement.h"
 
 namespace Msp {
 namespace DataFile {
 
 class Input;
+class Loader;
+class LoaderAction;
 
 /**
 Base class for parse modes.
 */
-class ParserMode
+class ParserMode: private NonCopyable
 {
 protected:
 	Input &in;
@@ -19,10 +22,13 @@ protected:
 
 	ParserMode(Input &i, const std::string &s): in(i), src(s) { }
 public:
-	virtual ~ParserMode() { }
+	virtual ~ParserMode() = default;
 
 	virtual Statement parse() = 0;
 	virtual void process_control_statement(const Statement &) { }
+
+	virtual const StatementKey *peek(unsigned) { return nullptr; }
+	virtual bool parse_and_load(unsigned, Loader &, const LoaderAction &) { return false; }
 };
 
 } // namespace DataFile