html.h

将HTML转换为TXT文件的程序

struct Division : public Element {
  auto_ptr<list<TagAttribute> >       attributes; // ALIGN
  auto_ptr<list<auto_ptr<Element> > > body_content;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct Center : public Element {
  // No attributes specified for <CENTER>!
  auto_ptr<list<auto_ptr<Element> > > body_content;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct BlockQuote : public Element {
  // No attributes specified for <BLOCKQUOTE>!
  auto_ptr<list<auto_ptr<Element> > > content;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct Address : public Element {
  // No attributes specified for <ADDRESS>!
  auto_ptr<list<auto_ptr<Element> > > content;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

/* ------------------------------------------------------------------------- */

struct Form : public Element {
  auto_ptr<list<TagAttribute> >       attributes; // ACTION METHOD ENCTYPE
  auto_ptr<list<auto_ptr<Element> > > content;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct Input : public Element {
  auto_ptr<list<TagAttribute> > attributes; // TYPE NAME VALUE CHECKED SIZE
					    // MAXLENGTH SRC ALIGN

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Line *line_format() const;
};

struct Option {
  auto_ptr<list<TagAttribute> > attributes; // SELECTED VALUE
  auto_ptr<PCData>              pcdata;

  void unparse(ostream &, ostream_manipulator separator) const;
};

struct Select : public Element {
  auto_ptr<list<TagAttribute> >      attributes; // NAME SIZE MULTIPLE
  auto_ptr<list<auto_ptr<Option> > > content;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Line *line_format() const;
};

struct TextArea : public Element {
  auto_ptr<list<TagAttribute> > attributes; // NAME ROWS COLS
  auto_ptr<PCData>              pcdata;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

/* ------------------------------------------------------------------------- */

struct Preformatted : public Element {
  auto_ptr<list<TagAttribute> >       attributes; // WIDTH
  auto_ptr<list<auto_ptr<Element> > > texts;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct Body {
  auto_ptr<list<TagAttribute> >       attributes; // BACKGROUND BGCOLOR TEXT
						  // LINK VLINK ALINK
  auto_ptr<list<auto_ptr<Element> > > content;

  virtual ~Body() {}
  virtual void unparse(ostream &, ostream_manipulator separator) const;
  virtual Area *format(Area::size_type w, int halign) const;
  void format(
    Area::size_type indent_left,
    Area::size_type w,
    int             halign,
    ostream         &os
  ) const;
};

struct Script {
  auto_ptr<list<TagAttribute> > attributes; // LANGUAGE, ???
  string                        text;

  void unparse(ostream &, ostream_manipulator separator) const;
};

struct Style {
  auto_ptr<list<TagAttribute> > attributes; // ???
  string                        text;

  void unparse(ostream &, ostream_manipulator separator) const;
};

struct Head {
  auto_ptr<PCData>              title;
  auto_ptr<list<TagAttribute> > isindex_attributes; // PROMPT
  auto_ptr<list<TagAttribute> > base_attributes;    // HREF
  list<auto_ptr<Script> >       scripts;
  list<auto_ptr<Style> >        styles;
  auto_ptr<list<TagAttribute> > meta_attributes;    // HTTP-EQUIV NAME CONTENT
  auto_ptr<list<TagAttribute> > link_attributes;    // HREF REL REV TITLE

  void unparse(ostream &, ostream_manipulator separator) const;
};

struct Document {
  auto_ptr<list<TagAttribute> > attributes; // VERSION
  Head                          head;
  Body                          body;

  void unparse(ostream &, ostream_manipulator separator) const;
  Area *format(Area::size_type w, int halign) const;
  void format(
    Area::size_type indent_left,
    Area::size_type w,
    int             halign,
    ostream         &os
  ) const;
};

struct Heading : public Element {
  int                                 level;
  auto_ptr<list<TagAttribute> >       attributes; // ALIGN
  auto_ptr<list<auto_ptr<Element> > > content;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct TableCell : public Body {
  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
};

struct TableHeadingCell : public TableCell {
  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct TableRow {
  auto_ptr<list<TagAttribute> >         attributes; // ALIGN VALIGN
  auto_ptr<list<auto_ptr<TableCell> > > cells;

  void unparse(ostream &, ostream_manipulator separator) const;
};

struct Caption {
  auto_ptr<list<TagAttribute> >       attributes; // ALIGN
  auto_ptr<list<auto_ptr<Element> > > texts;

  void unparse(ostream &, ostream_manipulator separator) const;
  Area *format(Area::size_type w, int halign) const;
};

struct Table : public Element {
  auto_ptr<list<TagAttribute> >        attributes; // ALIGN WIDTH BORDER
						   // CELLSPACING CELLPADDING
  auto_ptr<Caption>                    caption;
  auto_ptr<list<auto_ptr<TableRow> > > rows;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct NoBreak : public Element {
  auto_ptr<list<auto_ptr<Element> > > content;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Line *line_format() const;
};

struct HorizontalRule : public Element {
  auto_ptr<list<TagAttribute> > attributes; // ALIGN NOSHADE SIZE WIDTH

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

/* ------------------------------------------------------------------------- */

struct ListItem {
  virtual ~ListItem() {}
  virtual void unparse(ostream &, ostream_manipulator separator) const = 0;
  virtual Area *format(
    Area::size_type w,
    int             style,
    Area::size_type indent,
    int             *number_in_out = 0
  ) const = 0;
};

struct ListNormalItem : public ListItem {
  auto_ptr<list<TagAttribute> >       attributes; // TYPE VALUE
  auto_ptr<list<auto_ptr<Element> > > flow;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(
    Area::size_type w,
    int             style,
    Area::size_type indent,
    int             *number_in_out
  ) const;
};

struct ListBlockItem : public ListItem {
  auto_ptr<Element> block;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(
    Area::size_type w,
    int             style,
    Area::size_type indent,
    int             *
  ) const;
};

struct OrderedList : public Element {
  auto_ptr<list<TagAttribute> >        attributes; // TYPE START COMPACT
  auto_ptr<list<auto_ptr<ListItem> > > items;
  int                                  nesting;
  // Item indentation depends on on the list nesting level.

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct UnorderedList : public Element {
  auto_ptr<list<TagAttribute> >        attributes; // TYPE COMPACT
  auto_ptr<list<auto_ptr<ListItem> > > items;
  int                                  nesting;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct Dir : public Element {
  auto_ptr<list<TagAttribute> >        attributes; // COMPACT
  auto_ptr<list<auto_ptr<ListItem> > > items;
  int                                  nesting;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct Menu : public Element {
  auto_ptr<list<TagAttribute> >        attributes; // COMPACT
  auto_ptr<list<auto_ptr<ListItem> > > items;
  int                                  nesting;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

/* ------------------------------------------------------------------------- */

struct DefinitionListItem {
  virtual ~DefinitionListItem() {}
  virtual void unparse(ostream &, ostream_manipulator separator) const = 0;
  virtual Area *format(Area::size_type w, int halign) const = 0;
};

struct TermName : public DefinitionListItem {
  auto_ptr<list<auto_ptr<Element> > > flow;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct TermDefinition : public DefinitionListItem {
  auto_ptr<list<auto_ptr<Element> > > flow;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

struct DefinitionList : public Element {
  auto_ptr<list<TagAttribute> >                  attributes; // COMPACT
  auto_ptr<list<auto_ptr<Element> > >            preamble;
  auto_ptr<list<auto_ptr<DefinitionListItem> > > items;

  /*virtual*/ void unparse(ostream &, ostream_manipulator separator) const;
  /*virtual*/ Area *format(Area::size_type w, int halign) const;
};

/* ------------------------------------------------------------------------- */

#endif /* } */

/* ------------------------------------------------------------------------- */