Re: lynx-dev Adding lynx.cfg options to the code

[Leonid Pauzner]

>      * From: Eric <address@hidden>
>      * Date: Sun, 27 Sep 1998 01:17:17 -0400
>      * Mail-Followup-To: Lynx-dev <address@hidden>
>      * Reply-To: address@hidden
>      * Sender: address@hidden
>      _________________________________________________________________

> Hi,
>     Could somebody give me a quick point-and-comprehend explanation
> of how to add lynx.cfg options (and command line opts)?  like, what
> .c and .h files to edit to add them in there, where to add the global
> variables involved with them, and such.
> The reason is, I see the # of lines in the partial-display logic
> is display_size or something, and would like to make a new lynx.cfg option
> (didn't see one that does this) to allow the user to tweak the # of
> lines that must be input for partial display to redraw the screen.

OK, will be included in pre4.
This patch should work for you:


diff -u old/htformat.c ./htformat.c
--- old/htformat.c      Sun Sep 13 07:35:56 1998
+++ ./htformat.c        Sun Sep 27 15:30:46 1998
@@ -503,10 +503,15 @@
                /* new hypertext document available  */
        && ((Newline_partial + display_lines) > NumOfLines_partial)
                /* current page not complete... */
-       && ((Newline_partial + display_lines)  < HText_getNumOfLines())) {
-               /*             ^^^^^^^^^^^^^
-                * and we MAY display the page in one stage:
-                * incremental rendering of the first page reported annoying
+       && ((Newline_partial +
+               ((min_lines_partial < 1) ?
+               display_lines : min_lines_partial))
+               < HText_getNumOfLines())) {
+               /*
+                * and we MAY display certain amount of lines (from lynx.cfg)
+                *
+                * By default, wait for complete screen:
+                * incremental rendering of the first screen reported annoying
                 * on slow network connection.
                 */
            NumOfLines_partial = HText_getNumOfLines();
diff -u old/lyglobal.h ./lyglobal.h
--- old/lyglobal.h      Fri Sep 25 15:03:04 1998
+++ ./lyglobal.h        Sun Sep 27 15:32:26 1998
@@ -264,6 +263,7 @@
 extern int NumOfLines_partial;       /* -//- "current" number of lines */
 extern BOOLEAN debug_display_partial;  /* show with MessageSecs delay */
 extern BOOLEAN detected_forms_input_partial; /* trimHightext temp fix */
+extern int min_lines_partial; /* incremental rendering minimum */
 #endif
 extern char *form_post_data;         /* User data for post form */
 extern char *form_get_data;          /* User data for get form */
diff -u old/lymain.c ./lymain.c
--- old/lymain.c        Sun Sep 27 13:12:28 1998
+++ ./lymain.c  Sun Sep 27 15:31:12 1998
@@ -360,6 +360,7 @@
 PUBLIC BOOLEAN display_partial = TRUE; /* Display document during download */
 PUBLIC BOOLEAN debug_display_partial = FALSE; /* Show with MessageSecs delay */
 PUBLIC BOOLEAN detected_forms_input_partial = FALSE; /* trimHightext temp fix 
*/
+PUBLIC int min_lines_partial = 0; /* default: wait for complete screen */
 #endif

 /* These are declared in cutil.h for current freeWAIS libraries. - FM */
diff -u old/lynx.cfg ./lynx.cfg
--- old/lynx.cfg        Fri Sep 25 15:27:54 1998
+++ ./lynx.cfg  Sun Sep 27 15:27:00 1998
@@ -393,6 +393,10 @@
 # Display partial pages while downloading
 #PARTIAL:TRUE

+# Minimum lines amount for first redisplay in PARTIAL mode
+# (0 - wait for complete screen by default).
+#PARTIAL_MIN_LINES:0
+
 # While getting large files, Lynx shows the approximate rate of
 # transfer.  Set this to change the units shown (true for KB/sec,
 # and false for bytes/sec).
diff -u old/lyreadcf.c ./lyreadcf.c
--- old/lyreadcf.c      Sun Sep 27 13:12:30 1998
+++ ./lyreadcf.c        Sun Sep 27 15:38:06 1998
@@ -903,6 +903,7 @@
      PARSE_FUN("outgoing_mail_charset", CONF_FUN, outgoing_mail_charset_fun),
 #ifdef DISP_PARTIAL
      PARSE_SET("partial", CONF_BOOL, display_partial),
+     PARSE_SET("partial_min_lines", CONF_INT, min_lines_partial),
 #endif
      PARSE_STR("personal_mailcap", CONF_STR, personal_type_map),
      PARSE_STR("personal_extension_map", CONF_STR, personal_extension_map),