event.h

html-->wml的转换,能实现html到wml的大量转换工作,但是存在些许缺陷,比如对于jpeg以及gif无法转换成wbmp格式

class EndPrologEvent : public LocatedEvent {
public:
  EndPrologEvent(const ConstPtr<Dtd> &dtd,
		 const ConstPtr<ComplexLpd> &lpd,
		 Vector<StringC> &simpleLinkNames,
		 Vector<AttributeList> &simpleLinkAttributes,
		 const Location &);
  EndPrologEvent(const ConstPtr<Dtd> &dtd,
		 const Location &);
  void handle(EventHandler &);
  const Dtd &dtd() const;
  const ConstPtr<Dtd> &dtdPointer() const;
  const ConstPtr<ComplexLpd> &lpdPointer() const;
  const Vector<StringC> &simpleLinkNames() const;
  const Vector<AttributeList> &simpleLinkAttributes() const;
private:
  EndPrologEvent(const EndPrologEvent &); // undefined
  void operator=(const EndPrologEvent &); // undefined
  ConstPtr<Dtd> dtd_;
  ConstPtr<ComplexLpd> lpd_;
  Vector<StringC> simpleLinkNames_;
  Vector<AttributeList> simpleLinkAttributes_;
};

class SgmlDeclEvent : public MarkupEvent {
public:
  // for an implied SGML declaration
  SgmlDeclEvent(const ConstPtr<Sd> &,
		const ConstPtr<Syntax> &syntax);
  // for an explicit SGML declaration
  SgmlDeclEvent(const ConstPtr<Sd> &,
		const ConstPtr<Syntax> &syntax,
		const ConstPtr<Syntax> &instanceSyntax,
		const ConstPtr<Sd> &refSd,
		const ConstPtr<Syntax> &refSyntax,
		Index nextIndex,
		const StringC &implySystemId,
		const Location &,
		Markup *);
  void handle(EventHandler &);
  const Sd &sd() const;
  const ConstPtr<Sd> &sdPointer() const;
  const Syntax &prologSyntax() const;
  const ConstPtr<Syntax> &prologSyntaxPointer() const;
  const Syntax &instanceSyntax() const;
  const ConstPtr<Syntax> &instanceSyntaxPointer() const;
  const ConstPtr<Sd> &refSdPointer() const;
  const ConstPtr<Syntax> &refSyntaxPointer() const;
  const StringC &implySystemId() const;
private:
  SgmlDeclEvent(const SgmlDeclEvent &);	// undefined
  void operator=(const SgmlDeclEvent &); // undefined
  ConstPtr<Sd> sd_;
  ConstPtr<Syntax> prologSyntax_;
  ConstPtr<Syntax> instanceSyntax_;
  ConstPtr<Sd> refSd_;
  ConstPtr<Syntax> refSyntax_;
  Index nextIndex_;
  StringC implySystemId_;
};

class CommentDeclEvent : public MarkupEvent {
public:
  CommentDeclEvent(const Location &, Markup *);
  void handle(EventHandler &);
private:
  CommentDeclEvent(const CommentDeclEvent &); // undefined
  void operator=(const CommentDeclEvent &);   // undefined
};

class SSepEvent : public ImmediateDataEvent {
public:
  SSepEvent(const Char *, size_t, const Location &, Boolean copy);
  void handle(EventHandler &);
private:
  SSepEvent(const SSepEvent &);	// undefined
  void operator=(const SSepEvent &); // undefined
};

class IgnoredRsEvent : public LocatedEvent {
public:
  IgnoredRsEvent(Char c, const Location &);
  void handle(EventHandler &);
  Char rs() const;
private:
  IgnoredRsEvent(const IgnoredRsEvent &); // undefined
  void operator=(const IgnoredRsEvent &); // undefined
  Char c_;
};

class IgnoredReEvent : public LocatedEvent {
public:
  IgnoredReEvent(Char c, const Location &, unsigned long serial);
  void handle(EventHandler &);
  Char re() const;
  unsigned long serial() const;
private:
  IgnoredReEvent(const IgnoredReEvent &); // undefined
  void operator=(const IgnoredReEvent &); // undefined
  unsigned long serial_;
  Char c_;
};

class ReEvent : public ImmediateDataEvent {
public:
  ReEvent(const Char *, const Location &, unsigned long serial);
  Boolean isRe(unsigned long &serial) const;
private:
  ReEvent(const ReEvent &);	// undefined
  void operator=(const ReEvent &); // undefined
  unsigned long serial_;
};

class ReOriginEvent : public LocatedEvent {
public:
  ReOriginEvent(Char c, const Location &, unsigned long serial);
  void handle(EventHandler &);
  Char re() const;
  unsigned long serial() const;
private:
  ReOriginEvent(const ReOriginEvent &);	// undefined
  void operator=(const ReOriginEvent &); // undefined
  unsigned long serial_;
  Char c_;
};

class IgnoredCharsEvent : public ImmediateDataEvent {
public:
  IgnoredCharsEvent(const Char *, size_t, const Location &, Boolean copy);
  void handle(EventHandler &);
private:
  IgnoredCharsEvent(const IgnoredCharsEvent &);	// undefined
  void operator=(const IgnoredCharsEvent &);	// undefined
};

class MarkedSectionEvent : public MarkupEvent {
public:
  enum Status { include, rcdata, cdata, ignore }; // in priority order
  MarkedSectionEvent(Type, Status, const Location &, Markup *);
  Status status() const;
private:
  MarkedSectionEvent(const MarkedSectionEvent &); // undefined
  void operator=(const MarkedSectionEvent &);	  // undefined
  Status status_;
};

class MarkedSectionStartEvent : public MarkedSectionEvent {
public:
  MarkedSectionStartEvent(Status, const Location &, Markup *);
  void handle(EventHandler &);
private:
  MarkedSectionStartEvent(const MarkedSectionStartEvent &); // undefined
  void operator=(const MarkedSectionStartEvent &);	    // undefined
};

class MarkedSectionEndEvent : public MarkedSectionEvent {
public:
  MarkedSectionEndEvent(Status, const Location &, Markup *);
  void handle(EventHandler &);
private:
  MarkedSectionEndEvent(const MarkedSectionEndEvent &); // undefined
  void operator=(const MarkedSectionEndEvent &);	    // undefined
};

class EntityStartEvent : public Event {
public:
  EntityStartEvent(const ConstPtr<EntityOrigin> &origin);
  void handle(EventHandler &);
  const Entity *entity() const;
  const ConstPtr<EntityOrigin> &entityOrigin() const;
private:
  EntityStartEvent(const EntityStartEvent &); // undefined
  void operator=(const EntityStartEvent &); // undefined

  ConstPtr<EntityOrigin> origin_;
};

class EntityEndEvent : public LocatedEvent {
public:
  EntityEndEvent(const Location &);
  void handle(EventHandler &);
private:
  EntityEndEvent(const EntityEndEvent &); // undefined
  void operator=(const EntityEndEvent &); // undefined
};

class EntityDeclEvent : public MarkupEvent {
public:
  EntityDeclEvent(const ConstPtr<Entity> &,
		  Boolean ignored,
		  const Location &,
		  Markup *);
  void handle(EventHandler &);
  const Entity &entity() const;
  const ConstPtr<Entity> &entityPointer() const;
  Boolean ignored() const;
  // The name of the entity will be empty if this is the default entity.
private:
  Boolean ignored_;
  // This will actually point to an external entity.
  ConstPtr<Entity> entity_;
};

class NotationDeclEvent : public MarkupEvent {
public:
  NotationDeclEvent(const ConstPtr<Notation> &,
		    const Location &,
		    Markup *);
  void handle(EventHandler &);
  const Notation &notation() const;
  const ConstPtr<Notation> &notationPointer() const;
private:
  NotationDeclEvent(const NotationDeclEvent &);	// undefined
  void operator=(const NotationDeclEvent &);	// undefined
  ConstPtr<Notation> notation_;
};

class ElementDeclEvent : public MarkupEvent {
public:
  ElementDeclEvent(Vector<const ElementType *> &elements,
		   const ConstPtr<Dtd> &,
		   const Location &,
		   Markup *);
  void handle(EventHandler &);
  const Vector<const ElementType *> &elements() const;
private:
  ElementDeclEvent(const ElementDeclEvent &); // undefined
  void operator=(const ElementDeclEvent &);   // undefined
  Vector<const ElementType *> elements_;
  ConstPtr<Dtd> dtd_;
};

class AttlistDeclEvent : public MarkupEvent {
public:
  AttlistDeclEvent(Vector<const ElementType *> &elements,
		   const ConstPtr<Dtd> &,
		   const Location &,
		   Markup *);
  void handle(EventHandler &);
  const Vector<const ElementType *> &elements() const;
private:
  AttlistDeclEvent(const AttlistDeclEvent &); // undefined
  void operator=(const AttlistDeclEvent &);   // undefined
  Vector<const ElementType *> elements_;
  ConstPtr<Dtd> dtd_;
};

class AttlistNotationDeclEvent : public MarkupEvent {
public:
  AttlistNotationDeclEvent(Vector<ConstPtr<Notation> > &notations,
			   const Location &,
			   Markup *);
  void handle(EventHandler &);
  const Vector<ConstPtr<Notation> > &notations() const;
private:
  AttlistNotationDeclEvent(const AttlistNotationDeclEvent &); // undefined
  void operator=(const AttlistDeclEvent &);		      // undefined
  Vector<ConstPtr<Notation> > notations_;
};

class LinkAttlistDeclEvent : public MarkupEvent {
public:
  LinkAttlistDeclEvent(Vector<const ElementType *> &elements,
		       const ConstPtr<Lpd> &,
		       const Location &,
		       Markup *);
  void handle(EventHandler &);
  const Vector<const ElementType *> &elements() const;
  const Lpd &lpd() const;
private:
  LinkAttlistDeclEvent(const LinkAttlistDeclEvent &); // undefined
  void operator=(const LinkAttlistDeclEvent &);   // undefined
  Vector<const ElementType *> elements_;
  ConstPtr<Lpd> lpd_;
};

class LinkDeclEvent : public MarkupEvent {
public:
  LinkDeclEvent(const LinkSet *linkSet,
		const ConstPtr<ComplexLpd> &,
		const Location &,
		Markup *);
  void handle(EventHandler &);
  const LinkSet *linkSet() const;
  const ComplexLpd &lpd() const;
private:
  LinkDeclEvent(const LinkDeclEvent &); // undefined
  void operator=(const LinkDeclEvent &); // undefined
  const LinkSet *linkSet_;
  ConstPtr<ComplexLpd> lpd_;
};

class IdLinkDeclEvent : public MarkupEvent {
public:
  IdLinkDeclEvent(const ConstPtr<ComplexLpd> &,
		  const Location &,
		  Markup *);
  void handle(EventHandler &);
  const ComplexLpd &lpd() const;
private:
  IdLinkDeclEvent(const IdLinkDeclEvent &); // undefined
  void operator=(const IdLinkDeclEvent &); // undefined
  ConstPtr<ComplexLpd> lpd_;
};

class ShortrefDeclEvent : public MarkupEvent {
public:
  ShortrefDeclEvent(const ShortReferenceMap *,
		    const ConstPtr<Dtd> &,
		    const Location &,
		    Markup *);
  void handle(EventHandler &);
  const ShortReferenceMap *map() const;
private:
  ShortrefDeclEvent(const ShortrefDeclEvent &);	// undefined
  void operator=(const ShortrefDeclEvent &);	// undefined
  const ShortReferenceMap *map_;
  ConstPtr<Dtd> dtd_;
};

class IgnoredMarkupEvent : public MarkupEvent {
public:
  IgnoredMarkupEvent(const Location &, Markup *);
  void handle(EventHandler &);
private:
  IgnoredMarkupEvent(const IgnoredMarkupEvent &); // undefined
  void operator=(const IgnoredMarkupEvent &);	  // undefined
};

// This is for an undeclared entity whose first occurrence
// is in the instance, when there is a default entity:
// ie it extends the namespace of general entities after
// the end of the prolog.

class EntityDefaultedEvent : public LocatedEvent {
public:
  EntityDefaultedEvent(const ConstPtr<Entity> &,
		       const Location &);
  void handle(EventHandler &);
  const Entity &entity() const;
  const ConstPtr<Entity> &entityPointer() const;
private:
  EntityDefaultedEvent(const EntityDefaultedEvent &); // undefined
  void operator=(const EntityDefaultedEvent &);	      // undefined
  ConstPtr<Entity> entity_;
};

class SgmlDeclEntityEvent : public LocatedEvent {
public:
  SgmlDeclEntityEvent(const PublicId &publicId,
		      PublicId::TextClass entityType,
		      const StringC &effectiveSystemId,
		      const Location &);
  void handle(EventHandler &);
  const PublicId &publicId() const;
  PublicId::TextClass entityType() const;
  const StringC &effectiveSystemId() const;
private:
  SgmlDeclEntityEvent(const SgmlDeclEntityEvent &); // undefined
  void operator=(const SgmlDeclEntityEvent &);	    // undefined
  PublicId publicId_;
  PublicId::TextClass entityType_;
  StringC effectiveSystemId_;
};

class SP_API EventHandler {
public:
  virtual ~EventHandler();
  virtual void message(MessageEvent *) = 0;
  virtual void data(DataEvent *);
  virtual void startElement(StartElementEvent *);
  virtual void endElement(EndElementEvent *);
  virtual void pi(PiEvent *);
  virtual void sdataEntity(SdataEntityEvent *);
  virtual void externalDataEntity(ExternalDataEntityEvent *);
  virtual void subdocEntity(SubdocEntityEvent *);
  virtual void nonSgmlChar(NonSgmlCharEvent *);
  virtual void appinfo(AppinfoEvent *);
  virtual void uselink(UselinkEvent *);
  virtual void usemap(UsemapEvent *);
  virtual void startDtd(StartDtdEvent *);
  virtual void endDtd(EndDtdEvent *);
  virtual void startLpd(StartLpdEvent *);
  virtual void endLpd(EndLpdEvent *);
  virtual void endProlog(EndPrologEvent *);
  virtual void sgmlDecl(SgmlDeclEvent *);
  virtual void commentDecl(CommentDeclEvent *);
  virtual void sSep(SSepEvent *);
  virtual void ignoredRs(IgnoredRsEvent *);
  virtual void ignoredRe(IgnoredReEvent *);
  virtual void reOrigin(ReOriginEvent *);
  virtual void ignoredChars(IgnoredCharsEvent *);
  virtual void markedSectionStart(MarkedSectionStartEvent *);
  virtual void markedSectionEnd(MarkedSectionEndEvent *);
  virtual void entityStart(EntityStartEvent *);
  virtual void entityEnd(EntityEndEvent *);
  virtual void notationDecl(NotationDeclEvent *);
  virtual void entityDecl(EntityDeclEvent *);
  virtual void elementDecl(ElementDeclEvent *);
  virtual void attlistDecl(AttlistDeclEvent *);
  virtual void linkAttlistDecl(LinkAttlistDeclEvent *);
  virtual void attlistNotationDecl(AttlistNotationDeclEvent *);
  virtual void linkDecl(LinkDeclEvent *);
  virtual void idLinkDecl(IdLinkDeclEvent *);
  virtual void shortrefDecl(ShortrefDeclEvent *);
  virtual void ignoredMarkup(IgnoredMarkupEvent *);
  virtual void entityDefaulted(EntityDefaultedEvent *);
  virtual void sgmlDeclEntity(SgmlDeclEntityEvent *);
};

inline
Event::Event(Type type)
: type_(type)
{
}

inline
Event::Type Event::type() const
{
  return type_;
}

inline
const Location &LocatedEvent::location() const
{
  return location_;
}

inline
const Markup &MarkupEvent::markup() const
{
  return markup_;
}

inline
const Message &MessageEvent::message() const
{
  return message_;
}

inline
const ElementType *StartElementEvent::elementType() const
{
  return elementType_;
}

inline
const StringC &StartElementEvent::name() const
{
  return elementType_->name();
}

inline