ModeInfo.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
// Copyright (c) 1994 James Clark
// See the file COPYING for copying permission.
#pragma ident "%Z%%M% %I% %E% SMI"
#ifndef ModeInfo_INCLUDED
#define ModeInfo_INCLUDED 1
#ifdef __GNUG__
#pragma interface
#endif
#include <stdlib.h>
#include "Boolean.h"
#include "Syntax.h"
#include "Mode.h"
#include "Priority.h"
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
struct TokenInfo {
enum Type {
delimType,
setType,
functionType,
delimDelimType,
delimSetType
};
Type type;
Priority::Type priority;
Token token;
Syntax::DelimGeneral delim1;
union {
Syntax::DelimGeneral delim2;
Syntax::Set set;
Syntax::StandardFunction function;
};
};
class Sd;
struct PackedTokenInfo;
class ModeInfo {
public:
ModeInfo(Mode mode, const Sd &sd);
Boolean nextToken(TokenInfo *);
Boolean includesShortref() const;
private:
Mode mode_;
const PackedTokenInfo *p_; // points to next
size_t count_;
unsigned missingRequirements_;
};
inline Boolean ModeInfo::includesShortref() const
{
return mode_ >= minShortrefMode;
}
#ifdef SP_NAMESPACE
}
#endif
#endif /* not ModeInfo_INCLUDED */