#include <HTUtils.h>
#include <LYUtils.h>
#include <LYKeymap.h>
#include <LYGlobalDefs.h>
#include <HTAccess.h>
#include <HTFormat.h>
#include <HTAlert.h>
#include <LYLeaks.h>
PRIVATE CONST DocAddress keymap_anchor = {"LYNXKEYMAP", NULL, NULL};
struct _HTStream
{
HTStreamClass * isa;
};
/* the character gets 1 added to it before lookup,
* so that EOF maps to 0
*/
unsigned short keymap[] = {
0,
/* EOF */
0, LYK_HOME, LYK_PREV_PAGE, 0,
/* nul */ /* ^A */ /* ^B */ /* ^C */
LYK_ABORT, LYK_END, LYK_NEXT_PAGE, 0,
/* ^D */ /* ^E */ /* ^F */ /* ^G */
LYK_HISTORY, LYK_NEXT_LINK, LYK_ACTIVATE, LYK_COOKIE_JAR,
/* bs */ /* ht */ /* nl */ /* ^K */
LYK_REFRESH, LYK_ACTIVATE, LYK_DOWN_TWO, 0,
/* ^L */ /* cr */ /* ^N */ /* ^O */
LYK_UP_TWO, 0, LYK_RELOAD, 0,
/* ^P */ /* XON */ /* ^R */ /* XOFF */
LYK_TRACE_TOGGLE, 0, LYK_SWITCH_DTD, LYK_REFRESH,
/* ^T */ /* ^U */ /* ^V */ /* ^W */
0, 0, 0, 0,
/* ^X */ /* ^Y */ /* ^Z */ /* ESC */
0, 0, 0, 0,
/* ^\ */ /* ^] */ /* ^^ */ /* ^_ */
LYK_NEXT_PAGE, LYK_SHELL, LYK_SOFT_DQUOTES, LYK_TOOLBAR,
/* sp */ /* ! */ /* " */ /* # */
0, 0, 0, LYK_HISTORICAL,
/* $ */ /* % */ /* & */ /* ' */
LYK_UP_HALF, LYK_DOWN_HALF, LYK_IMAGE_TOGGLE, LYK_NEXT_PAGE,
/* ( */ /* ) */ /* * */ /* + */
#ifndef USE_EXTERNALS
LYK_NEXT_PAGE, LYK_PREV_PAGE, 0, LYK_WHEREIS,
/* , */ /* - */ /* . */ /* / */
#else
LYK_NEXT_PAGE, LYK_PREV_PAGE, LYK_EXTERN, LYK_WHEREIS,
/* , */ /* - */ /* . */ /* / */
#endif
LYK_F_LINK_NUM, LYK_1, LYK_2, LYK_3,
/* 0 */ /* 1 */ /* 2 */ /* 3 */
LYK_4, LYK_5, LYK_6, LYK_7,
/* 4 */ /* 5 */ /* 6 */ /* 7 */
LYK_8, LYK_9, 0, LYK_TRACE_LOG,
/* 8 */ /* 9 */ /* : */ /* ; */
LYK_UP_LINK, LYK_INFO, LYK_DOWN_LINK, LYK_HELP,
/* < */ /* = */ /* > */ /* ? */
LYK_RAW_TOGGLE, LYK_ADD_BOOKMARK, LYK_PREV_PAGE, LYK_COMMENT,
/* @ */ /* A */ /* B */ /* C */
LYK_DOWNLOAD, LYK_ELGOTO,
/* D */ /* E */
#if defined(DIRED_SUPPORT) || defined(VMS)
LYK_DIRED_MENU,
#else
0,
#endif /* DIRED_SUPPORT || VMS */
/* F */
LYK_ECGOTO,
/* G */
LYK_HELP, LYK_INDEX, LYK_JUMP, LYK_KEYMAP,
/* H */ /* I */ /* J */ /* K */
LYK_LIST, LYK_MAIN_MENU, LYK_NEXT, LYK_OPTIONS,
/* L */ /* M */ /* N */ /* O */
LYK_PRINT, LYK_ABORT, LYK_DEL_BOOKMARK, LYK_INDEX_SEARCH,
/* P */ /* Q */ /* R */ /* S */
LYK_TAG_LINK, LYK_PREV_DOC, LYK_VLINKS, 0,
/* T */ /* U */ /* V */ /* W */
LYK_NOCACHE, 0, LYK_INTERRUPT, LYK_INLINE_TOGGLE,
/* X */ /* Y */ /* Z */ /* [ */
LYK_SOURCE, LYK_HEAD, 0, LYK_CLEAR_AUTH,
/* \ */ /* ] */ /* ^ */ /* _ */
LYK_MINIMAL, LYK_ADD_BOOKMARK, LYK_PREV_PAGE, LYK_COMMENT,
/* ` */ /* a */ /* b */ /* c */
LYK_DOWNLOAD, LYK_EDIT,
/* d */ /* e */
#if defined(DIRED_SUPPORT) || defined(VMS)
LYK_DIRED_MENU,
#else
0,
#endif /* DIRED_SUPPORT || VMS */
/* f */
LYK_GOTO,
/* g */
LYK_HELP, LYK_INDEX, LYK_JUMP, LYK_KEYMAP,
/* h */ /* i */ /* j */ /* k */
LYK_LIST, LYK_MAIN_MENU, LYK_NEXT, LYK_OPTIONS,
/* l */ /* m */ /* n */ /* o */
LYK_PRINT, LYK_QUIT, LYK_DEL_BOOKMARK, LYK_INDEX_SEARCH,
/* p */ /* q */ /* r */ /* s */
LYK_TAG_LINK, LYK_PREV_DOC, LYK_VIEW_BOOKMARK, 0,
/* t */ /* u */ /* v */ /* w */
LYK_NOCACHE, 0, LYK_INTERRUPT, 0,
/* x */ /* y */ /* z */ /* { */
LYK_PIPE, 0, 0, LYK_HISTORY,
/* | */ /* } */ /* ~ */ /* del */
/* 80..9F (illegal ISO-8859-1) 8-bit characters. */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
/* A0..FF (permissible ISO-8859-1) 8-bit characters. */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
/* 100..10E function key definitions in LYStrings.h */
LYK_PREV_LINK, LYK_NEXT_LINK, LYK_ACTIVATE, LYK_PREV_DOC,
/* UPARROW */ /* DNARROW */ /* RTARROW */ /* LTARROW */
LYK_NEXT_PAGE, LYK_PREV_PAGE, LYK_HOME, LYK_END,
/* PGDOWN */ /* PGUP */ /* HOME */ /* END */
#if defined(__DJGPP__) || defined(_WINDOWS)
#ifdef USE_SLANG
LYK_END, LYK_HOME, LYK_PREV_PAGE, 0,
/* END */ /* HOME */ /* PGUP */ /* B2 Key */
LYK_END, LYK_NEXT_PAGE, 0,
/* END */ /* PGDOWN */
#else
0, LYK_HELP, 0, 0,
/* F0 */ /* F1 */ /* F2 */ /* F3 */
0, 0, 0,
#endif /* USE_SLANG */
#else
LYK_HELP, LYK_ACTIVATE, LYK_HOME, LYK_END,
/* F1*/ /* Do key */ /* Find key */ /* Select key */
LYK_UP_TWO, LYK_DOWN_TWO,
/* Insert key */ /* Remove key */
LYK_DO_NOTHING,
/* DO_NOTHING*/
#endif /* __DJGPP__ || _WINDOWS */
/* 10F..18F */
0,
#if defined(USE_SLANG) && !defined(DJGPP_KEYHANDLER)
LYK_HISTORY, LYK_ACTIVATE, 0, 0,
/* Backspace */ /* Enter */
#else
0, 0, 0, 0,
#endif /* USE_SLANG */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
#ifdef DJGPP_KEYHANDLER
0, LYK_ABORT, 0, 0,
/* ALT_X */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, LYK_HELP,
/* F1 */
#else
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
#endif /* DJGPP_KEYHANDLER */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
/* 190..20F */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
LYK_ABORT, 0, 0, 0,
/* ALT_X */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, LYK_ACTIVATE,
/* KP_ENTER */
0, 0, 0, LYK_IMAGE_TOGGLE,
/* KP_* */
LYK_PREV_PAGE, LYK_NEXT_PAGE, 0, 0,
/* KP_- */ /* KP_+ */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
#if defined(USE_SLANG) && !defined(DJGPP_KEYHANDLER)
0, LYK_HELP, 0, 0,
/* F1 */
#else
0, 0, 0, 0,
#endif /* USE_SLANG */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
/* 210..28F */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
/* 290...293 */
0, 0, 0, 0,
};
#if defined(DIRED_SUPPORT) && defined(OK_OVERRIDE)
/*
* This table is used to override the standard keyboard assignments
* when lynx_edit_mode is in effect and keyboard overrides have been
* allowed at compile time.
*/
unsigned short key_override[TABLESIZE(keymap)] = {
0,
/* EOF */
0, 0, 0, 0,
/* nul */ /* ^A */ /* ^B */ /* ^C */
0, 0, 0, 0,
/* ^D */ /* ^E */ /* ^F */ /* ^G */
0, 0, 0, 0,
/* bs */ /* ht */ /* nl */ /* ^K */
0, 0, 0, 0,
/* ^L */ /* cr */ /* ^N */ /* ^O */
0, 0, 0, 0,
/* ^P */ /* XON */ /* ^R */ /* XOFF */
0, LYK_PREV_DOC, 0, 0,
/* ^T */ /* ^U */ /* ^V */ /* ^W */
0, 0, 0, 0,
/* ^X */ /* ^Y */ /* ^Z */ /* ESC */
0, 0, 0, 0,
/* ^\ */ /* ^] */ /* ^^ */ /* ^_ */
0, 0, 0, 0,
/* sp */ /* ! */ /* " */ /* # */
0, 0, 0, 0,
/* $ */ /* % */ /* & */ /* ' */
0, 0, 0, 0,
/* ( */ /* ) */ /* * */ /* + */
0, 0, LYK_TAG_LINK, 0,
/* , */ /* - */ /* . */ /* / */
0, 0, 0, 0,
/* 0 */ /* 1 */ /* 2 */ /* 3 */
0, 0, 0, 0,
/* 4 */ /* 5 */ /* 6 */ /* 7 */
0, 0, 0, 0,
/* 8 */ /* 9 */ /* : */ /* ; */
0, 0, 0, 0,
/* < */ /* = */ /* > */ /* ? */
0, 0, 0, LYK_CREATE,
/* @ */ /* A */ /* B */ /* C */
0, 0, LYK_DIRED_MENU, 0,
/* D */ /* E */ /* F */ /* G */
0, 0, 0, 0,
/* H */ /* I */ /* J */ /* K */
0, LYK_MODIFY, 0, 0,
/* L */ /* M */ /* N */ /* O */
0, 0, LYK_REMOVE, 0,
/* P */ /* Q */ /* R */ /* S */
LYK_TAG_LINK, LYK_UPLOAD, 0, 0,
/* T */ /* U */ /* V */ /* W */
0, 0, 0, 0,
/* X */ /* Y */ /* Z */ /* [ */
0, 0, 0, 0,
/* \ */ /* ] */ /* ^ */ /* _ */
0, 0, 0, LYK_CREATE,
/* ` */ /* a */ /* b */ /* c */
0, 0, LYK_DIRED_MENU, 0,
/* d */ /* e */ /* f */ /* g */
0, 0, 0, 0,
/* h */ /* i */ /* j */ /* k */
0, LYK_MODIFY, 0, 0,
/* l */ /* m */ /* n */ /* o */
0, 0, LYK_REMOVE, 0,
/* p */ /* q */ /* r */ /* s */
LYK_TAG_LINK, LYK_UPLOAD, 0, 0,
/* t */ /* u */ /* v */ /* w */
0, 0, 0, 0,
/* x */ /* y */ /* z */ /* { */
0, 0, 0, 0,
/* | */ /* } */ /* ~ */ /* del */
/* 80..9F (illegal ISO-8859-1) 8-bit characters. */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
/* A0..FF (permissible ISO-8859-1) 8-bit characters. */
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
/* 100..10E function key definitions in LYStrings.h */
0, 0, 0, 0,
/* UPARROW */ /* DNARROW */ /* RTARROW */ /* LTARROW */
0, 0, 0, 0,
/* PGDOWN */ /* PGUP */ /* HOME */ /* END */
0, 0, 0, 0,
/* F1*/ /* Do key */ /* Find key */ /* Select key */
0, 0,
/* Insert key */ /* Remove key */
LYK_DO_NOTHING,
/* DO_NOTHING*/
};
#endif /* DIRED_SUPPORT && OK_OVERRIDE */
struct rmap {
CONST char *name;
CONST char *doc;
};
PRIVATE struct rmap revmap[] = {
{ "UNMAPPED", NULL },
{ "1", NULL },
{ "2", NULL },
{ "3", NULL },
{ "4", NULL },
{ "5", NULL },
{ "6", NULL },
{ "7", NULL },
{ "8", NULL },
{ "9", NULL },
{ "SOURCE", "toggle source/presentation for current document" },
{ "RELOAD", "reload the current document" },
{ "PIPE", "pipe the current document to an external command" },
{ "QUIT", "quit the browser" },
{ "ABORT", "quit the browser unconditionally" },
{ "NEXT_PAGE", "view the next page of the document" },
{ "PREV_PAGE", "view the previous page of the document" },
{ "UP_TWO", "go back two lines in the document" },
{ "DOWN_TWO", "go forward two lines in the document" },
{ "UP_HALF", "go back half a page in the document" },
{ "DOWN_HALF", "go forward half a page in the document" },
{ "REFRESH", "refresh the screen to clear garbled text" },
{ "HOME", "go to the beginning of the current document" },
{ "END", "go to the end of the current document" },
{ "PREV_LINK", "make the previous link current" },
{ "NEXT_LINK", "make the next link current" },
{ "UP_LINK", "move up the page to a previous link" },
{ "DOWN_LINK", "move down the page to another link" },
{ "RIGHT_LINK", "move right to another link" },
{ "LEFT_LINK", "move left to a previous link" },
{ "HISTORY", "display stack of currently-suspended documents" },
{ "PREV_DOC", "go back to the previous document" },
{ "ACTIVATE", "go to the document given by the current link" },
{ "GOTO", "go to a document given as a URL" },
{ "ECGOTO", "edit the current document's URL and go to it" },
{ "HELP", "display help on using the browser" },
{ "INDEX", "display an index of potentially useful documents" },
{ "NOCACHE", "force submission of form or link with no-cache" },
{ "INTERRUPT", "interrupt network transmission" },
{ "MAIN_MENU", "return to the first screen (home page)" },
{ "OPTIONS", "display and change option settings" },
{ "INDEX_SEARCH", "allow searching of an index" },
{ "WHEREIS", "search within the current document" },
{ "NEXT", "search for the next occurence" },
{ "COMMENT", "send a comment to the author of the current document" },
{ "EDIT", "edit the current document" },
{ "INFO", "display information on the current document and link" },
{ "PRINT", "display choices for printing the current document" },
{ "ADD_BOOKMARK", "add to your personal bookmark list" },
{ "DEL_BOOKMARK", "delete from your personal bookmark list" },
{ "VIEW_BOOKMARK", "view your personal bookmark list" },
{ "VLINKS", "list links visited during the current Lynx session" },
{ "SHELL", "escape from the browser to the system" },
{ "DOWNLOAD", "download the current link to your computer" },
{ "TRACE_TOGGLE", "toggle tracing of browser operations" },
{ "TRACE_LOG", "view trace log if started in the current session" },
{ "IMAGE_TOGGLE", "toggle handling of all images as links" },
{ "INLINE_TOGGLE", "toggle pseudo-ALTs for inlines with no ALT string" },
{ "HEAD", "send a HEAD request for the current document or link" },
{ "DO_NOTHING", NULL },
{ "TOGGLE_HELP", "show other commands in the novice help menu" },
{ "JUMP", "go directly to a target document or action" },
{ "KEYMAP", "display the current key map" },
{ "LIST", "list the references (links) in the current document" },
{ "TOOLBAR", "go to Toolbar or Banner in the current document" },
{ "HISTORICAL", "toggle historical vs. valid/minimal comment parsing" },
{ "MINIMAL", "toggle minimal vs. valid comment parsing" },
{ "SOFT_DQUOTES", "toggle valid vs. soft double-quote parsing" },
{ "RAW_TOGGLE", "toggle raw 8-bit translations or CJK mode ON or OFF" },
{ "COOKIE_JAR", "examine the Cookie Jar" },
{ "F_LINK_NUM", "invoke the 'Follow link (or page) number:' prompt" },
{ "CLEAR_AUTH", "clear all authorization info for this session" },
{ "SWITCH_DTD", "switch between two ways of parsing HTML" },
{ "ELGOTO", "edit the current link's URL or ACTION and go to it" },
#ifdef USE_EXTERNALS
{ "EXTERN", "run external program with url" },
#endif
#ifdef VMS
{ "DIRED_MENU", "invoke File/Directory Manager, if available" },
#else
#ifdef DIRED_SUPPORT
{ "DIRED_MENU", "display a full menu of file operations" },
{ "CREATE", "create a new file or directory" },
{ "REMOVE", "remove a file or directory" },
{ "MODIFY", "modify the name or location of a file or directory" },
{ "TAG_LINK", "tag a file or directory for later action" },
{ "UPLOAD", "upload from your computer to the current directory" },
{ "INSTALL", "install file or tagged files into a system area" },
#endif /* DIRED_SUPPORT */
#endif /* VMS */
{ NULL, "" }
};
PRIVATE CONST char *funckey[] = {
"Up Arrow",
"Down Arrow",
"Right Arrow",
"Left Arrow",
"Page Down",
"Page Up",
"Home",
"End",
"F1",
"Do key",
"Find key",
"Select key",
"Insert key",
"Remove key"
};
PRIVATE char *pretty ARGS1 (int, c)
{
static char buf[30];
if (c == '\t')
sprintf(buf, "<tab> ");
else if (c == '\r')
sprintf(buf, "<return> ");
else if (c == ' ')
sprintf(buf, "<space> ");
else if (c == '<')
sprintf(buf, "< ");
else if (c == '>')
sprintf(buf, "> ");
else if (c == 0177)
sprintf(buf, "<delete> ");
else if (c > ' ' && c <= 0377)
sprintf(buf, "%c", c);
else if (c < ' ')
sprintf(buf, "^%c", c|0100);
else if (c >= 0400 && (c - 0400) < (int) TABLESIZE(funckey))
sprintf(buf, "%s", funckey[c-0400]);
else
return 0;
return buf;
}
PRIVATE BOOL format_binding ARGS3(
char *, buf,
unsigned short *, table,
int, i)
{
unsigned the_key = table[i];
char *formatted;
if (the_key != 0
&& the_key < TABLESIZE(revmap)
&& revmap[the_key].name != 0
&& revmap[the_key].doc != 0
&& (formatted = pretty(i-1)) != 0) {
sprintf(buf, "%-12s%-14s%s\n", formatted,
revmap[the_key].name,
revmap[the_key].doc);
return TRUE;
}
return FALSE;
}
PRIVATE void print_binding ARGS3(HTStream *, target, char *, buf, int, i)
{
#if defined(DIRED_SUPPORT) && defined(OK_OVERRIDE)
if (prev_lynx_edit_mode && !no_dired_support &&
format_binding(buf, key_override, i)) {
(*target->isa->put_block)(target, buf, strlen(buf));
} else
#endif /* DIRED_SUPPORT && OK_OVERRIDE */
if (format_binding(buf, keymap, i)) {
(*target->isa->put_block)(target, buf, strlen(buf));
}
}
PRIVATE int LYLoadKeymap ARGS4 (
CONST char *, arg GCC_UNUSED,
HTParentAnchor *, anAnchor,
HTFormat, format_out,
HTStream*, sink)
{
HTFormat format_in = WWW_HTML;
HTStream *target;
char buf[256];
int i;
/*
* Set up the stream. - FM
*/
target = HTStreamStack(format_in, format_out, sink, anAnchor);
if (!target || target == NULL) {
sprintf(buf, CANNOT_CONVERT_I_TO_O,
HTAtom_name(format_in), HTAtom_name(format_out));
HTAlert(buf);
return(HT_NOT_LOADED);
}
anAnchor->no_cache = TRUE;
sprintf(buf, "<head>\n<title>%s</title>\n</head>\n<body>\n",
CURRENT_KEYMAP_TITLE);
(*target->isa->put_block)(target, buf, strlen(buf));
sprintf(buf, "<h1>%s (%s), help on <a href=\"%s%s\">%s</a></h1>\n",
LYNX_NAME, LYNX_VERSION,
helpfilepath, CURRENT_KEYMAP_HELP, CURRENT_KEYMAP_TITLE);
(*target->isa->put_block)(target, buf, strlen(buf));
sprintf(buf, "<pre>\n");
(*target->isa->put_block)(target, buf, strlen(buf));
for (i = 'a'+1; i <= 'z'+1; i++) {
print_binding(target, buf, i);
if (keymap[i - ' '] != keymap[i]) {
print_binding(target, buf,
i-' '); /* uppercase mapping is different */
}
}
for (i = 1; i < (int) TABLESIZE(keymap); i++) {
/*
* LYK_PIPE not implemented yet.
*/
if ((i > (int) TABLESIZE(keymap) || i <= ' ' || !isalpha(i-1)) &&
strcmp(revmap[keymap[i]].name, "PIPE")) {
print_binding(target, buf, i);
}
}
sprintf(buf,"</pre>\n</body>\n");
(*target->isa->put_block)(target, buf, strlen(buf));
(*target->isa->_free)(target);
return(HT_LOADED);
}
#ifdef GLOBALDEF_IS_MACRO
#define _LYKEYMAP_C_GLOBALDEF_1_INIT { "LYNXKEYMAP", LYLoadKeymap, 0}
GLOBALDEF (HTProtocol,LYLynxKeymap,_LYKEYMAP_C_GLOBALDEF_1_INIT);
#else
GLOBALDEF PUBLIC HTProtocol LYLynxKeymap = {"LYNXKEYMAP", LYLoadKeymap, 0};
#endif /* GLOBALDEF_IS_MACRO */
/*
* install func as the mapping for key.
* func must be present in the revmap table.
* returns TRUE if the mapping was made, FALSE if not.
*/
PUBLIC int remap ARGS2(char *,key, char *,func)
{
int i;
struct rmap *mp;
int c = 0;
if (func == NULL)
return 0;
if (strlen(key) == 1)
c = *key;
else if (strlen(key) == 2 && *key == '^')
c = key[1] & 037;
else if (strlen(key) >= 2 && isdigit(*key))
if (sscanf(key, "%i", &c) != 1)
return 0;
for (i = 0, mp = revmap; (*mp).name != NULL; mp++, i++) {
if (strcmp((*mp).name, func) == 0) {
keymap[c+1] = i;
return c;
}
}
return 0;
}
PUBLIC void set_vms_keys NOARGS
{
keymap[26+1] = LYK_ABORT; /* control-Z */
keymap['$'+1] = LYK_SHELL;
}
static char saved_vi_keys[4];
static BOOLEAN did_vi_keys;
PUBLIC void set_vi_keys NOARGS
{
saved_vi_keys[0] = keymap['h'+1];
keymap['h'+1] = LYK_PREV_DOC;
saved_vi_keys[1] = keymap['j'+1];
keymap['j'+1] = LYK_NEXT_LINK;
saved_vi_keys[2] = keymap['k'+1];
keymap['k'+1] = LYK_PREV_LINK;
saved_vi_keys[3] = keymap['l'+1];
keymap['l'+1] = LYK_ACTIVATE;
did_vi_keys = TRUE;
}
PUBLIC void reset_vi_keys NOARGS
{
if (!did_vi_keys)
return;
keymap['h'+1] = saved_vi_keys[0];
keymap['j'+1] = saved_vi_keys[1];
keymap['k'+1] = saved_vi_keys[2];
keymap['l'+1] = saved_vi_keys[3];
did_vi_keys = FALSE;
}
static char saved_emacs_keys[4];
static BOOLEAN did_emacs_keys;
PUBLIC void set_emacs_keys NOARGS
{
saved_emacs_keys[0] = keymap[2+1];
keymap[2+1] = LYK_PREV_DOC; /* ^B */
saved_emacs_keys[1] = keymap[14+1];
keymap[14+1] = LYK_NEXT_LINK; /* ^N */
saved_emacs_keys[2] = keymap[16+1];
keymap[16+1] = LYK_PREV_LINK; /* ^P */
saved_emacs_keys[3] = keymap[6+1];
keymap[6+1] = LYK_ACTIVATE; /* ^F */
did_emacs_keys = TRUE;
}
PUBLIC void reset_emacs_keys NOARGS
{
if (!did_emacs_keys)
return;
keymap[2+1] = saved_emacs_keys[0];
keymap[14+1] = saved_emacs_keys[1];
keymap[16+1] = saved_emacs_keys[2];
keymap[6+1] = saved_emacs_keys[3];
did_emacs_keys = FALSE;
}
static char saved_number_keys[9];
static BOOLEAN did_number_keys;
PUBLIC void set_numbers_as_arrows NOARGS
{
/*
* Map numbers to functions as labeled on the
* IBM Enhanced keypad, and save their original
* mapping for reset_numbers_as_arrows(). - FM
*/
saved_number_keys[0] = keymap['4'+1];
keymap['4'+1] = LYK_PREV_DOC;
saved_number_keys[1] = keymap['2'+1];
keymap['2'+1] = LYK_NEXT_LINK;
saved_number_keys[2] = keymap['8'+1];
keymap['8'+1] = LYK_PREV_LINK;
saved_number_keys[3] = keymap['6'+1];
keymap['6'+1] = LYK_ACTIVATE;
saved_number_keys[4] = keymap['7'+1];
keymap['7'+1] = LYK_HOME;
saved_number_keys[5] = keymap['1'+1];
keymap['1'+1] = LYK_END;
saved_number_keys[6] = keymap['9'+1];
keymap['9'+1] = LYK_PREV_PAGE;
saved_number_keys[7] = keymap['3'+1];
keymap['3'+1] = LYK_NEXT_PAGE;
/*
* Disable the 5.
*/
saved_number_keys[8] = keymap['5'+1];
keymap['5'+1] = LYK_DO_NOTHING;
did_number_keys = TRUE;
}
PUBLIC void reset_numbers_as_arrows NOARGS
{
if (!did_number_keys)
return;
keymap['4'+1] = saved_number_keys[0];
keymap['2'+1] = saved_number_keys[1];
keymap['8'+1] = saved_number_keys[2];
keymap['6'+1] = saved_number_keys[3];
keymap['7'+1] = saved_number_keys[4];
keymap['1'+1] = saved_number_keys[5];
keymap['9'+1] = saved_number_keys[6];
keymap['3'+1] = saved_number_keys[7];
keymap['5'+1] = saved_number_keys[8];
did_number_keys = FALSE;
}
PUBLIC int lookup_keymap ARGS1(
int, func)
{
size_t i;
for (i = 1; i < TABLESIZE(keymap); i++) {
if (LYisNonAlnumKeyname(i, func)) {
return i;
}
}
return -1;
}
PUBLIC char *key_for_func ARGS1 (
int, func)
{
static char buf[512];
int i;
char *formatted;
buf[0] = '\0';
if ((i = LYReverseKeymap(func)) >= 0) {
if (*buf)
strcat(buf, " or ");
formatted = pretty(i);
strcat(buf, formatted != 0 ? formatted : "?");
}
return buf;
}
/*
* This function returns TRUE if the ch is non-alphanumeric
* and maps to key_name (LYK_foo in the keymap[] array). - FM
*/
PUBLIC BOOL LYisNonAlnumKeyname ARGS2(
int, ch,
int, key_name)
{
if ((ch >= '0' && ch <= '9') ||
(ch >= 'A' && ch <= 'z') ||
ch < 0 || ch > 269)
return (FALSE);
return(keymap[ch+1] == key_name);
}
/*
* This function returns the (int)ch mapped to the
* LYK_foo value passed to it as an argument. - FM
*/
PUBLIC int LYReverseKeymap ARGS1(
int, key_name)
{
int i;
for (i = 1; i < (int) TABLESIZE(keymap); i++) {
if (keymap[i] == key_name) {
return(i - 1);
}
}
return(-1);
}