snapshot of project "lynx", label v2_6fm_970129

1 files changed, 152 insertions, 26 deletions

diff --git a/WWW/Library/Implementation/HTML.h b/WWW/Library/Implementation/HTML.h
index aada006f..23d89e17 100644
--- a/WWW/Library/Implementation/HTML.h
+++ b/WWW/Library/Implementation/HTML.h
@@ -1,9 +1,9 @@
-/*                                                     HTML to rich text converter for libwww
-                             THE HTML TO RTF OBJECT CONVERTER
-                                             
-   This interprets the HTML semantics.
-   
- */
+/*					HTML to rich text converter for libwww
+**
+**			THE HTML TO RTF OBJECT CONVERTER
+**
+**  This interprets the HTML semantics.
+*/
 #ifndef HTML_H
 #define HTML_H
 
@@ -20,22 +20,150 @@
 
 extern CONST HTStructuredClass HTMLPresentation;
 
+#ifdef Lynx_HTML_Handler
 /*
+**	This section is semi-private to HTML.c and it's helper modules. - FM
+**	--------------------------------------------------------------------
+*/
 
-HTConverter to present HTML
+typedef struct _stack_element {
+        HTStyle *	style;
+	int		tag_number;
+} stack_element;
+
+/*		HTML Object
+**		-----------
+*/
+#define MAX_NESTING 800		/* Should be checked by parser */
+
+struct _HTStructured {
+    CONST HTStructuredClass * 	isa;
+    HTParentAnchor * 		node_anchor;
+    HText * 			text;
+
+    HTStream*			target;			/* Output stream */
+    HTStreamClass		targetClass;		/* Output routines */
+
+    HTChildAnchor *		CurrentA;	/* current HTML_A anchor */
+    char *			base_href;	/* current HTML_BASE href */
+    char *			map_address;	/* current HTML_MAP address */
+
+    HTChunk 			title;		/* Grow by 128 */
+    HTChunk			object;		/* Grow by 128 */
+    BOOL			object_started;
+    BOOL			object_declare;
+    BOOL			object_shapes;
+    BOOL			object_ismap;
+    char *			object_usemap;
+    char *			object_id;
+    char *			object_title;
+    char *			object_data;
+    char *			object_type;
+    char *			object_classid;
+    char *			object_codebase;
+    char *			object_codetype;
+    char *			object_name;
+    HTChunk			option;		/* Grow by 128 */
+    char *			LastOptionValue;
+    BOOL			LastOptionChecked;
+    BOOL			select_disabled;
+    HTChunk			textarea;	/* Grow by 128 */
+    char *			textarea_name;
+    char *			textarea_cols;
+    int 			textarea_rows;
+    int				textarea_disabled;
+    char *			textarea_id;
+    HTChunk			math;		/* Grow by 128 */
+    HTChunk			style_block;	/* Grow by 128 */
+    HTChunk			script;		/* Grow by 128 */
+
+    /*
+     *  Used for nested lists. - FM
+     */
+    int		List_Nesting_Level;	/* counter for list nesting level */
+    int 	OL_Counter[7];		/* counter for ordered lists */
+    char 	OL_Type[7];		/* types for ordered lists */
+    int 	Last_OL_Count;		/* last count in ordered lists */
+    char 	Last_OL_Type;		/* last type in ordered lists */
+
+    int				Division_Level;
+    short			DivisionAlignments[MAX_NESTING];
+    int				Underline_Level;
+    int				Quote_Level;
+
+    BOOL			UsePlainSpace;
+    BOOL			HiddenValue;
+    int				lastraw;
+
+    char *			comment_start;	/* for literate programming */
+    char *			comment_end;
+
+    HTTag *			current_tag;
+    BOOL			style_change;
+    HTStyle *			new_style;
+    HTStyle *			old_style;
+    int				current_default_alignment;
+    BOOL			in_word;  /* Have just had a non-white char */
+    stack_element 	stack[MAX_NESTING];
+    stack_element 	*sp;		/* Style stack pointer */
+
+    /*
+    **  Track if we are in an anchor, paragraph, address, base, etc.
+    */
+    BOOL		inA;
+    BOOL		inAPPLET;
+    BOOL		inAPPLETwithP;
+    BOOL		inBadHTML;
+    BOOL		inBASE;
+    BOOL		inBoldA;
+    BOOL		inBoldH;
+    BOOL		inCAPTION;
+    BOOL		inCREDIT;
+    BOOL		inFIG;
+    BOOL		inFIGwithP;
+    BOOL		inFORM;
+    BOOL		inLABEL;
+    BOOL		inP;
+    BOOL		inPRE;
+    BOOL		inSELECT;
+    BOOL		inTABLE;
+    BOOL		inTEXTAREA;
+    BOOL		inUnderline;
+
+    BOOL		needBoldH;
+};
+
+struct _HTStream {
+    CONST HTStreamClass *	isa;
+    /* .... */
+};
 
+/*
+ *	Semi-Private functions. - FM
  */
-PUBLIC HTStream* HTMLToPlain PARAMS((
+extern void HTML_put_character PARAMS((HTStructured *me, char c));
+extern void HTML_put_string PARAMS((HTStructured *me, CONST char *s));
+extern void HTML_write PARAMS((HTStructured *me, CONST char *s, int l));
+extern void HTML_put_entity PARAMS((HTStructured *me, int entity_number));
+#endif /* Lynx_HTML_Handler */
+
+/*				P U B L I C
+*/
+
+/*
+**  HTConverter to present HTML
+*/
+extern HTStream* HTMLToPlain PARAMS((
         HTPresentation *        pres,
         HTParentAnchor *        anchor,
         HTStream *              sink));
 
-PUBLIC HTStream* HTMLToC PARAMS((
+extern HTStream* HTMLToC PARAMS((
         HTPresentation *        pres,
         HTParentAnchor *        anchor,
         HTStream *              sink));
 
-PUBLIC HTStream* HTMLPresent PARAMS((
+extern HTStream* HTMLPresent PARAMS((
         HTPresentation *        pres,
         HTParentAnchor *        anchor,
         HTStream *              sink));
@@ -45,7 +173,8 @@ extern HTStructured* HTML_new PARAMS((
         HTFormat        format_out,
         HTStream *      target));
 
-/*      Names for selected internal representations:
+/*
+**  Names for selected internal representations.
 */
 typedef enum _HTMLCharacterSet {
         HTML_ISO_LATIN1,
@@ -53,27 +182,24 @@ typedef enum _HTMLCharacterSet {
         HTML_PC_CP950
 } HTMLCharacterSet;
 
-
 /*
-
-Record error message as a hypertext object
-
-   The error message should be marked as an error so that it can be reloaded later. This
-   implementation just throws up an error message and leaves the document unloaded.
-   
- */
-/* On entry,
+**  Record error message as a hypertext object.
+**
+**  The error message should be marked as an error so that it can be
+**  reloaded later.  This implementation just throws up an error message
+**  and leaves the document unloaded.
+**
+**  On entry,
 **      sink    is a stream to the output device if any
 **      number  is the HTTP error number
 **      message is the human readable message.
-** On exit,
+**  On exit,
 **      a retrun code like HT_LOADED if object exists else 60; 0
 */
-
-PUBLIC int HTLoadError PARAMS((
-        HTStream *      sink,
-        int             number,
-        CONST char *    message));
+extern int HTLoadError PARAMS((
+	HTStream *	sink,
+	int		number,
+	CONST char *	message));
 
 #endif /* HTML_H */