Initial import of the CDE 2.1.30 sources from the Open Group.
This commit is contained in:
Peter Howkins
361
cde/programs/nsgmls/Entity.h
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361
cde/programs/nsgmls/Entity.h
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/* $XConsortium: Entity.h /main/1 1996/07/29 16:49:52 cde-hp $ */
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// Copyright (c) 1994 James Clark
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// See the file COPYING for copying permission.
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#ifndef Entity_INCLUDED
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#define Entity_INCLUDED 1
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#ifdef __GNUG__
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#pragma interface
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#endif
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#include "types.h"
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#include "StringC.h"
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#include "NamedResource.h"
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#include "Location.h"
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#include "Owner.h"
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#include "Attribute.h"
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#include "ExternalId.h"
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#include "Text.h"
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#include "SubstTable.h"
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#include "StringResource.h"
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#include "Allocator.h"
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#include "EntityDecl.h"
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#include "Markup.h"
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#ifdef SP_NAMESPACE
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namespace SP_NAMESPACE {
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#endif
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class Messenger;
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class InputSource;
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class EntityOrigin;
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class ParserState;
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class ExternalEntity;
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class ExternalDataEntity;
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class SubdocEntity;
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class InternalEntity;
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class Notation;
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class Entity : public EntityDecl {
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public:
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Entity(const StringC &name, DeclType declType, DataType dataType,
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const Location &defLocation);
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// reference in a literal
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virtual void litReference(Text &, ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean squeezeSpaces)
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const;
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// reference in a declaration
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virtual void declReference(ParserState &,
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const Ptr<EntityOrigin> &)
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const;
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// reference in a declaration subset
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virtual void dsReference(ParserState &,
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const Ptr<EntityOrigin> &)
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const;
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// reference in content
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virtual void contentReference(ParserState &,
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const Ptr<EntityOrigin> &)
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const;
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// reference in rcdata
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virtual void rcdataReference(ParserState &,
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const Ptr<EntityOrigin> &)
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const;
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// for entity name attribute checking
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virtual Boolean isDataOrSubdoc() const;
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// for determining whether we need to validate as character data
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virtual Boolean isCharacterData() const;
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virtual const ExternalDataEntity *asExternalDataEntity() const;
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virtual const SubdocEntity *asSubdocEntity() const;
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virtual const InternalEntity *asInternalEntity() const;
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virtual const ExternalEntity *asExternalEntity() const;
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// needed for default entity
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virtual Entity *copy() const = 0;
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virtual void generateSystemId(ParserState &);
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void setUsed();
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Boolean used() const;
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void setDefaulted();
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Boolean defaulted() const;
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protected:
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static void checkEntlvl(ParserState &);
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Boolean checkNotOpen(ParserState &) const;
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private:
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virtual void normalReference(ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean generateEvent) const = 0;
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PackedBoolean used_;
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PackedBoolean defaulted_;
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};
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class InternalEntity : public Entity {
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public:
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InternalEntity(const StringC &, DeclType declType, DataType dataType,
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const Location &, Text &);
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const StringC &string() const;
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const Text &text() const;
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const InternalEntity *asInternalEntity() const;
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protected:
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Text text_;
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};
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class PiEntity : public InternalEntity {
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public:
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PiEntity(const StringC &, DeclType, const Location &, Text &);
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void litReference(Text &, ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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void normalReference(ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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void declReference(ParserState &,
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const Ptr<EntityOrigin> &) const;
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void rcdataReference(ParserState &,
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const Ptr<EntityOrigin> &) const;
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Entity *copy() const;
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};
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class InternalDataEntity : public InternalEntity {
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public:
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InternalDataEntity(const StringC &, DataType, const Location &, Text &);
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void declReference(ParserState &,
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const Ptr<EntityOrigin> &) const;
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Boolean isDataOrSubdoc() const;
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};
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class InternalCdataEntity : public InternalDataEntity {
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public:
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InternalCdataEntity(const StringC &, const Location &, Text &);
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void normalReference(ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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void litReference(Text &, ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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Entity *copy() const;
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Boolean isCharacterData() const;
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};
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class InternalSdataEntity : public InternalDataEntity {
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public:
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InternalSdataEntity(const StringC &, const Location &, Text &);
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void normalReference(ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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void litReference(Text &, ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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Entity *copy() const;
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Boolean isCharacterData() const;
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};
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class InternalTextEntity : public InternalEntity {
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public:
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enum Bracketed {
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none,
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starttag,
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endtag,
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ms,
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md
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};
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InternalTextEntity(const StringC &, DeclType, const Location &, Text &,
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Bracketed);
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Entity *copy() const;
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private:
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void normalReference(ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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void litReference(Text &, ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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Bracketed bracketed_;
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};
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class ExternalEntity : public Entity {
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public:
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ExternalEntity(const StringC &, DeclType, DataType, const Location &,
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const ExternalId &);
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const ExternalId &externalId() const;
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const ExternalEntity *asExternalEntity() const;
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void generateSystemId(ParserState &);
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const StringC *systemIdPointer() const;
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const StringC *effectiveSystemIdPointer() const;
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const StringC *publicIdPointer() const;
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private:
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ExternalId externalId_;
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};
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class ExternalTextEntity : public ExternalEntity {
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public:
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ExternalTextEntity(const StringC &, DeclType, const Location &,
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const ExternalId &);
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Entity *copy() const;
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private:
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void normalReference(ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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void litReference(Text &, ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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};
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class ExternalNonTextEntity : public ExternalEntity {
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public:
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ExternalNonTextEntity(const StringC &, DataType,
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const Location &, const ExternalId &);
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Boolean isDataOrSubdoc() const;
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void litReference(Text &, ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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void rcdataReference(ParserState &,
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const Ptr<EntityOrigin> &) const;
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void normalReference(ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean) const;
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Boolean isCharacterData() const;
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};
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class ExternalDataEntity : public ExternalNonTextEntity {
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public:
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ExternalDataEntity(const StringC &, DataType, const Location &,
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const ExternalId &, const ConstPtr<Notation> &,
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AttributeList &);
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const AttributeList &attributes() const;
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const Notation *notation() const;
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const ExternalDataEntity *asExternalDataEntity() const;
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Entity *copy() const;
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void contentReference(ParserState &,
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const Ptr<EntityOrigin> &) const;
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void setNotation(const ConstPtr<Notation> &, AttributeList &);
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private:
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ConstPtr<Notation> notation_;
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AttributeList attributes_;
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};
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class SubdocEntity : public ExternalNonTextEntity {
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public:
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SubdocEntity(const StringC &, const Location &, const ExternalId &);
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const SubdocEntity *asSubdocEntity() const;
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Entity *copy() const;
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void contentReference(ParserState &,
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const Ptr<EntityOrigin> &) const;
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private:
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};
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class IgnoredEntity : public Entity {
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public:
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IgnoredEntity(const StringC &, DeclType declType);
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Entity *copy() const;
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void litReference(Text &, ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean squeezeSpaces) const;
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void declReference(ParserState &,
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const Ptr<EntityOrigin> &) const;
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private:
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void normalReference(ParserState &,
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const Ptr<EntityOrigin> &,
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Boolean generateEvent) const;
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};
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class SP_API EntityOrigin : public InputSourceOrigin {
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public:
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void *operator new(size_t sz, Allocator &alloc) {
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return alloc.alloc(sz);
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}
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void *operator new(size_t sz) {
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return Allocator::allocSimple(sz);
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}
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void operator delete(void *p) {
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Allocator::free(p);
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}
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EntityOrigin();
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EntityOrigin(const Location &refLocation);
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EntityOrigin(const ConstPtr<Entity> &);
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EntityOrigin(const ConstPtr<Entity> &,
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const Location &refLocation);
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EntityOrigin(const ConstPtr<Entity> &,
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const Location &refLocation, Index refLength,
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Owner<Markup> &markup);
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~EntityOrigin();
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InputSourceOrigin *copy() const;
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const ConstPtr<Entity> &entity() const { return entity_; }
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const StringC *entityName() const;
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const EntityDecl *entityDecl() const;
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const EntityOrigin *asEntityOrigin() const;
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Boolean defLocation(Offset off, Location &loc) const;
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Index refLength() const;
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const Markup *markup() const;
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private:
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EntityOrigin(const EntityOrigin &); // undefined
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void operator=(const EntityOrigin &); // undefined
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ConstPtr<Entity> entity_; // 0 for document entity
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// total length of reference
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// (characters that were replaced by the entity)
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Index refLength_;
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Owner<Markup> markup_;
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};
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inline
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Boolean Entity::used() const
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{
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return used_;
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}
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inline
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void Entity::setUsed()
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{
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used_ = 1;
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}
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inline
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Boolean Entity::defaulted() const
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{
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return defaulted_;
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}
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inline
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void Entity::setDefaulted()
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{
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defaulted_ = 1;
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}
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inline
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const StringC &InternalEntity::string() const
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{
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return text_.string();
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}
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inline
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const Text &InternalEntity::text() const
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{
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return text_;
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}
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inline
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const ExternalId &ExternalEntity::externalId() const
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{
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return externalId_;
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}
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inline
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const AttributeList &ExternalDataEntity::attributes() const
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{
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return attributes_;
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}
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inline
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const Notation *ExternalDataEntity::notation() const
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{
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return notation_.pointer();
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}
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inline
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const Markup *EntityOrigin::markup() const
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{
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return markup_.pointer();
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}
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#ifdef SP_NAMESPACE
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}
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#endif
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#endif /* not Entity_INCLUDED */
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