#include #include #include #include #include /* for LYlowest_eightbit - kw */ #include #include #include #include /* for USE_KEYMAP stuff - kw */ #include #ifdef EXP_KEYBOARD_LAYOUT #include #include #include #endif #ifdef EXP_KEYBOARD_LAYOUT PUBLIC int current_layout = 0; /* Index into LYKbLayouts[] */ PUBLIC LYKbLayout_t * LYKbLayouts[]={ kb_layout_rot13, kb_layout_jcuken, kb_layout_yawerty }; PUBLIC char * LYKbLayoutNames[]={ "ROT13'd keyboard layout", "JCUKEN Cyrillic, for AT 101-key kbd", "YAWERTY Cyrillic, for DEC LK201 kbd", (char *) 0 }; #endif /* EXP_KEYBOARD_LAYOUT */ struct _HTStream { HTStreamClass * isa; }; /* * * Tables mapping LynxKeyCodes to LynxActionCodes * * */ /* * Lynxkeycodes include all single-byte keys as well as codes * for function keys and some special purposes. See LYStrings.h. * Extended lynxkeycode values can also contain flags for modifiers * and other purposes, but here only the base values are mapped to * lynxactioncodes. They are called `keystrokes' in lynx.cfg. * * Lynxactioncodes (confusingly, constants are named LYK_foo and * typed as LYKeymapCode) specify key `functions', see LYKeymap.h. */ /* the character gets 1 added to it before lookup, * so that EOF maps to 0 */ LYKeymap_t keymap[KEYMAP_SIZE] = { 0, /* EOF */ LYK_DO_NOTHING, 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_FASTFORW_LINK, LYK_ACTIVATE, LYK_COOKIE_JAR, /* bs */ /* ht */ /* nl */ /* ^K */ #ifdef KANJI_CODE_OVERRIDE LYK_CHG_KCODE, LYK_ACTIVATE, LYK_DOWN_TWO, 0, /* ^L */ /* cr */ /* ^N */ /* ^O */ #else LYK_REFRESH, LYK_ACTIVATE, LYK_DOWN_TWO, 0, /* ^L */ /* cr */ /* ^N */ /* ^O */ #endif #ifdef SH_EX /* 1998/10/02 (Fri) 08:48:44 */ LYK_UP_TWO, LYK_CHG_CENTER, LYK_RELOAD, LYK_TO_CLIPBOARD, /* ^P */ /* XON */ /* ^R */ /* ^S */ #else LYK_UP_TWO, 0, LYK_RELOAD, 0, /* ^P */ /* XON */ /* ^R */ /* XOFF */ #endif 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 */ /* ! */ /* " */ /* # */ LYK_LAST_LINK, 0, 0, LYK_HISTORICAL, /* $ */ /* % */ /* & */ /* ' */ LYK_UP_HALF, LYK_DOWN_HALF, LYK_IMAGE_TOGGLE, LYK_NEXT_PAGE, /* ( */ /* ) */ /* * */ /* + */ LYK_NEXT_PAGE, LYK_PREV_PAGE, LYK_EXTERN, LYK_WHEREIS, /* , */ /* - */ /* . */ /* / */ 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_ADDRLIST, LYK_PREV_PAGE, LYK_COMMENT, /* @ */ /* A */ /* B */ /* C */ LYK_DOWNLOAD, LYK_ELGOTO, LYK_DIRED_MENU, LYK_ECGOTO, /* D */ /* E */ /* F */ /* 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, LYK_FIRST_LINK, LYK_CLEAR_AUTH, /* \ */ /* ] */ /* ^ */ /* _ */ LYK_MINIMAL, LYK_ADD_BOOKMARK, LYK_PREV_PAGE, LYK_COMMENT, /* ` */ /* a */ /* b */ /* c */ LYK_DOWNLOAD, LYK_EDIT, LYK_DIRED_MENU, LYK_GOTO, /* d */ /* e */ /* f */ /* 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..10F 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(_WINDOWS) || defined(__DJGPP__) || defined(__CYGWIN__)) LYK_DWIMHELP, 0, 0, 0, /* F1*/ #else LYK_DWIMHELP, LYK_ACTIVATE, LYK_HOME, LYK_END, /* F1*/ /* Do key */ /* Find key */ /* Select key */ #endif /* _WINDOWS || __DJGPP__ || __CYGWIN__ */ LYK_UP_TWO, LYK_DOWN_TWO, LYK_DO_NOTHING, LYK_FASTBACKW_LINK, /* Insert key */ /* Remove key */ /* DO_NOTHING*/ /* Back tab */ /* 110..18F */ 0, 0, 0, 0, 0, 0, 0, 0, 0, LYK_DO_NOTHING, 0, 0, /* 0x11d: MOUSE_KEY */ 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 */ #else 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, 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, #if (defined(_WINDOWS) || defined(__DJGPP__) || defined(__CYGWIN__)) && !defined(USE_SLANG) /* PDCurses */ LYK_ABORT, 0, 0, 0, /* ALT_X */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, LYK_WHEREIS, 0, /* KP_SLASH */ 0, 0, 0, LYK_IMAGE_TOGGLE, /* KP_* */ LYK_PREV_PAGE, LYK_NEXT_PAGE, 0, 0, /* KP_- */ /* KP_+ */ #else 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, #endif /* (_WINDOWS || __DJGPP__ || __CYGWIN__) && !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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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 */ LYK_CHANGE_LINK, 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. */ LYKeymap_t key_override[KEYMAP_SIZE] = { 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..10F 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, LYK_DO_NOTHING, 0, /* Insert key */ /* Remove key */ /* DO_NOTHING */ /* Back tab */ /* 110..18F */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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, }; #endif /* DIRED_SUPPORT && OK_OVERRIDE */ struct rmap { CONST char *name; CONST char *doc; }; /* The order of this array must match the LYKeymapCode enum in LYKeymap.h */ 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" }, { "FIRST_LINK", "make the first link on the line current" }, { "LAST_LINK", "make the last link on the line current" }, { "PREV_LINK", "make the previous link current" }, { "NEXT_LINK", "make the next link current" }, { "LPOS_PREV_LINK", "make previous link current, same column for input" }, { "LPOS_NEXT_LINK", "make next link current, same column for input" }, { "FASTBACKW_LINK", "previous link or text area, only stops on links" }, { "FASTFORW_LINK", "next link or text area, only stops on links" }, { "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" }, { "MOUSE_SUBMIT", "follow current link, submit" }, /* not mapped */ { "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" }, { "DWIMHELP", "display help page that may depend on context" }, { "INDEX", "display an index of potentially useful documents" }, { "NOCACHE", "force submission of form or link with no-cache" }, { "INTERRUPT", "interrupt network connection or 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 or a form's textarea" }, { "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" }, { "CHANGE_LINK", "force reset of the current link on the page" }, { "DWIMEDIT", "use external editor for context-dependent purpose" }, { "EDITTEXTAREA", "use an external editor to edit a form's textarea" }, { "GROWTEXTAREA", "add 5 new blank lines to the bottom of a textarea" }, { "INSERTFILE", "insert file into a textarea (just above cursorline)" }, #ifdef EXP_ADDRLIST_PAGE { "ADDRLIST", "like LIST command, but always shows the links' URLs" }, #endif #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 */ #ifdef SH_EX /* 1999/01/01 (Fri) 01:18:12 */ { "CHANGE_CENTER", "toggle center alignment in HTML TABLE" }, { "TO_CLIPBOARD", "link's URL to Clip Board" }, { "CHANGE_KCODE", "Change Kanji code" }, #endif #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", "(DO_NOTHING)", /* should normally not appear in list */ "Back Tab", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "mouse pseudo key", /* normally not mapped to keymap[] action */ }; struct emap { CONST char *name; CONST int code; CONST char *descr; }; PRIVATE struct emap ekmap[] = { {"NOP", LYE_NOP, "Do Nothing"}, {"CHAR", LYE_CHAR, "Insert printable char"}, {"ENTER", LYE_ENTER, "Input complete, return char/lynxkeycode"}, {"TAB", LYE_TAB, "Input complete, return TAB"}, {"ABORT", LYE_ABORT, "Input cancelled"}, {"PASS", LYE_FORM_PASS, "In fields: input complete, or Do Nothing"}, {"DELN", LYE_DELN, "Delete next/curr char"}, {"DELP", LYE_DELP, "Delete prev char"}, {"DELNW", LYE_DELNW, "Delete next word"}, {"DELPW", LYE_DELPW, "Delete prev word"}, {"ERASE", LYE_ERASE, "Erase the line"}, {"BOL", LYE_BOL, "Go to begin of line"}, {"EOL", LYE_EOL, "Go to end of line"}, {"FORW", LYE_FORW, "Cursor forwards"}, {"BACK", LYE_BACK, "Cursor backwards"}, {"FORWW", LYE_FORWW, "Word forward"}, {"BACKW", LYE_BACKW, "Word back"}, {"LOWER", LYE_LOWER, "Lower case the line"}, {"UPPER", LYE_UPPER, "Upper case the line"}, {"LKCMD", LYE_LKCMD, "Invoke command prompt"}, {"AIX", LYE_AIX, "Hex 97"}, {"DELBL", LYE_DELBL, "Delete back to BOL"}, {"DELEL", LYE_DELEL, "Delete thru EOL"}, {"SWMAP", LYE_SWMAP, "Switch input keymap"}, {"TPOS", LYE_TPOS, "Transpose characters"}, {"SETM1", LYE_SETM1, "Set modifier 1 flag"}, {"SETM2", LYE_SETM2, "Set modifier 2 flag"}, {"UNMOD", LYE_UNMOD, "Fall back to no-modifier command"}, {"C1CHAR", LYE_C1CHAR, "Insert C1 char if printable"}, {"SETMARK", LYE_SETMARK, "emacs-like set-mark-command"}, {"XPMARK", LYE_XPMARK, "emacs-like exchange-point-and-mark"}, {"KILLREG", LYE_KILLREG, "emacs-like kill-region"}, {"YANK", LYE_YANK, "emacs-like yank"} #if defined(WIN_EX) , {"PASTE", LYE_PASTE, "ClipBoard to Lynx"} #endif }; PRIVATE char *pretty ARGS1 (int, c) { static char buf[30]; if (c == '\t') sprintf(buf, ""); else if (c == '\r') sprintf(buf, ""); else if (c == CH_ESC) sprintf(buf, "ESC"); else if (c == ' ') sprintf(buf, ""); else if (c == '<') sprintf(buf, "<"); else if (c == '>') sprintf(buf, ">"); else if (c == 0177) sprintf(buf, ""); else if (c > ' ' && c < 0177) sprintf(buf, "%c", c); else if (c > ' ' && c <= 0377 && c <= LYlowest_eightbit[current_char_set]) sprintf(buf, "%c", c); else if (c < ' ') sprintf(buf, "^%c", c|0100); else if (c >= 0400 && (c - 0400) < (int) TABLESIZE(funckey) && funckey[c-0400]) sprintf(buf, "%.*s", (int)(sizeof(buf) - 1), funckey[c-0400]); else if (c >= 0400) sprintf(buf, "key-%#x", c); else return 0; return buf; } PRIVATE char *pretty_html 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 < 0177) sprintf(buf, "%c", c); else if (c > ' ' && c <= 0377 && c <= LYlowest_eightbit[current_char_set]) sprintf(buf, "%c", c); else if (c < ' ') sprintf(buf, "^%c", c|0100); else if (c >= 0400 && (c - 0400) < (int) TABLESIZE(funckey) && funckey[c-0400]) sprintf(buf, "%.*s", (int)(sizeof(buf) - 1), funckey[c-0400]); else if (c >= 0400) sprintf(buf, "%#x", c); else return 0; return buf; } PRIVATE char * format_binding ARGS2( LYKeymap_t *, table, int, i) { unsigned the_key = table[i]; char *buf = 0; char *formatted; if (the_key != 0 && the_key < TABLESIZE(revmap) && revmap[the_key].name != 0 && revmap[the_key].doc != 0 && (formatted = pretty_html(i-1)) != 0) { HTSprintf0(&buf, "%-11s %-13s %s\n", formatted, revmap[the_key].name, revmap[the_key].doc); return buf; } return 0; } /* if both is true, produce an additional line for the corresponding uppercase key if its binding is different. - kw */ PRIVATE void print_binding ARGS3( HTStream *, target, int, i, BOOLEAN, both) { char *buf; LYKeymapCode lac1 = LYK_UNKNOWN; /* 0 */ #if defined(DIRED_SUPPORT) && defined(OK_OVERRIDE) if (prev_lynx_edit_mode && !no_dired_support && (lac1 = key_override[i]) != LYK_UNKNOWN) { if ((buf = format_binding(key_override, i)) != 0) { (*target->isa->put_block)(target, buf, strlen(buf)); FREE(buf); } } else #endif /* DIRED_SUPPORT && OK_OVERRIDE */ if ((buf = format_binding(keymap, i)) != 0) { lac1 = keymap[i]; (*target->isa->put_block)(target, buf, strlen(buf)); FREE(buf); } if (!both) return; i -= ' '; /* corresponding uppercase key */ #if defined(DIRED_SUPPORT) && defined(OK_OVERRIDE) if (prev_lynx_edit_mode && !no_dired_support && key_override[i]) { if (key_override[i] != lac1 && (buf = format_binding(key_override, i)) != 0) { (*target->isa->put_block)(target, buf, strlen(buf)); FREE(buf); } } else #endif /* DIRED_SUPPORT && OK_OVERRIDE */ if (keymap[i] != lac1 && (buf = format_binding(keymap, i)) != 0) { (*target->isa->put_block)(target, buf, strlen(buf)); FREE(buf); } } /* * Return lynxactioncode whose name is the string func. * func must be present in the revmap table. * returns -1 if not found. - kw */ PUBLIC int lacname_to_lac ARGS1( CONST char *, func) { int i; struct rmap *mp; if (func == NULL || *func == '\0') return (-1); for (i = 0, mp = revmap; (*mp).name != NULL; mp++, i++) { if (strcmp((*mp).name, func) == 0) { return i; } } return (-1); } /* * Return editactioncode whose name is the string func. * func must be present in the ekmap table. * returns -1 if not found. - kw */ PUBLIC int lecname_to_lec ARGS1( CONST char *, func) { int i; struct emap *mp; if (func == NULL || *func == '\0') return (-1); for (i = 0, mp = ekmap; (*mp).name != NULL; mp++, i++) { if (strcmp((*mp).name, func) == 0) { return (*mp).code; } } return (-1); } /* * Return lynxkeycode represented by string src. * returns -1 if not valid. * This is simpler than what map_string_to_keysym() does for * USE_KEYMAP, but compatible with revmap() used for processing * KEYMAP options in the configuration file. - kw */ PUBLIC int lkcstring_to_lkc ARGS1( CONST char *, src) { int c = -1; if (strlen(src) == 1) c = *src; else if (strlen(src) == 2 && *src == '^') c = src[1] & 037; else if (strlen(src) >= 2 && isdigit(*src)) { if (sscanf(src, "%i", &c) != 1) return (-1); #ifdef USE_KEYMAPS } else { map_string_to_keysym(src, &c); #ifndef USE_SLANG if (c >= 0) { if ((c&LKC_MASK) > 255 && !(c & LKC_ISLKC)) return (-1); /* Don't accept untranslated curses KEY_* */ else c &= ~LKC_ISLKC; } #endif #endif } if (c < -1) return (-1); else return c; } 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 = 0; int i; /* * Set up the stream. - FM */ target = HTStreamStack(format_in, format_out, sink, anAnchor); if (!target || target == NULL) { HTSprintf0(&buf, CANNOT_CONVERT_I_TO_O, HTAtom_name(format_in), HTAtom_name(format_out)); HTAlert(buf); FREE(buf); return(HT_NOT_LOADED); } anAnchor->no_cache = TRUE; #define PUTS(buf) (*target->isa->put_block)(target, buf, strlen(buf)) HTSprintf0(&buf, "\n%s\n\n\n", CURRENT_KEYMAP_TITLE); PUTS(buf); #if 0 /* There isn't really a help page *on* the current keymap. And we don't need a title and version info here, better make the page as compact as possible. - kw */ HTSprintf0(&buf, "

%s (%s)%s%s

\n", LYNX_NAME, LYNX_VERSION, HELP_ON_SEGMENT, helpfilepath, CURRENT_KEYMAP_HELP, CURRENT_KEYMAP_TITLE); PUTS(buf); #endif HTSprintf0(&buf, "
\n");
    PUTS(buf);

    for (i = 'a'+1; i <= 'z'+1; i++) {
	print_binding(target, i, TRUE);
    }
    for (i = 1; i < KEYMAP_SIZE; i++) {
	/*
	 *  LYK_PIPE not implemented yet.
	 *
	 *  Don't show CHANGE_LINK if mouse not enabled.
	 */
	if ((i >= 0200 || i <= ' ' || !isalpha(i-1)) &&
	    strcmp(revmap[keymap[i]].name, "PIPE") &&
	    (LYUseMouse || strcmp(revmap[keymap[i]].name, "CHANGE_LINK"))) {
	    print_binding(target, i, FALSE);
	}
    }

    HTSprintf0(&buf,"
\n\n"); PUTS(buf); (*target->isa->_free)(target); FREE(buf); 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. * If for_dired is TRUE, install it in the key_override[] table * for Dired mode, otherwise in the general keymap[] table. * If DIRED_SUPPORT or OK_OVERRIDE is not defined, don't do anything * when for_dired is requested. * func must be present in the revmap table. * returns lynxkeycode value != 0 if the mapping was made, 0 if not. */ PUBLIC int remap ARGS3( char *, key, char *, func, BOOLEAN, for_dired) { int i; struct rmap *mp; int c; #if !defined(DIRED_SUPPORT) || !defined(OK_OVERRIDE) if (for_dired) return 0; #endif if (func == NULL) return 0; c = lkcstring_to_lkc(key); if (c <= -1) return 0; else if (c >= 0) { /* Remapping of key actions is supported only for basic * lynxkeycodes, without modifiers etc.! If we get somehow * called for an invalid lynxkeycode, fail or silently ignore * modifiers. - kw */ if (c & (LKC_ISLECLAC|LKC_ISLAC)) return 0; if ((c & LKC_MASK) != c) c &= LKC_MASK; } if (c + 1 >= KEYMAP_SIZE) return 0; for (i = 0, mp = revmap; (*mp).name != NULL; mp++, i++) { if (strcmp((*mp).name, func) == 0) { #if defined(DIRED_SUPPORT) && defined(OK_OVERRIDE) if (for_dired) key_override[c+1] = (char) i; else #endif keymap[c+1] = (char) i; return (c ? c : LAC_TO_LKC0(i)); /* don't return 0, successful */ } } return 0; } PUBLIC void set_vms_keys NOARGS { keymap[26+1] = LYK_ABORT; /* control-Z */ keymap['$'+1] = LYK_SHELL; } static LYKeymap_t 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 LYKeymap_t 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 LYKeymap_t 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 < KEYMAP_SIZE; i++) { if (LYisNonAlnumKeyname(i, func)) { return i; } } return -1; } PUBLIC char *key_for_func ARGS1 ( int, func) { static char *buf; int i; char *formatted; if ((i = LYReverseKeymap(func)) >= 0) { formatted = pretty(i); StrAllocCopy(buf, formatted != 0 ? formatted : "?"); } else if (buf == 0) { StrAllocCopy(buf, ""); } return buf; } /* * Given one or two keys as lynxkeycodes, returns an allocated string * representing the key(s) suitable for statusline messages, or NULL * if no valid lynxkeycode is passed in (i.e., lkc_first < 0 or some other * failure). The caller must free the string. - kw */ PUBLIC char *fmt_keys ARGS2( int, lkc_first, int, lkc_second) { char *buf = NULL; BOOLEAN quotes = FALSE; char *fmt_first; char *fmt_second; if (lkc_first < 0) return NULL; fmt_first = pretty(lkc_first); if (fmt_first && strlen(fmt_first) == 1 && *fmt_first != '\'') { quotes = TRUE; } if (quotes) { if (lkc_second < 0) { HTSprintf0(&buf, "'%s'", fmt_first); return buf; } else { HTSprintf0(&buf, "'%s", fmt_first); } } else { StrAllocCopy(buf, fmt_first); } if (lkc_second >= 0) { fmt_second = pretty(lkc_second); if (!fmt_second) { FREE(buf); return NULL; } HTSprintf(&buf, "%s%s%s", ((strlen(fmt_second) > 2 && *fmt_second != '<') || (strlen(buf) > 2 && buf[strlen(buf)-1] != '>')) ? " " : "", fmt_second, quotes ? "'" : ""); } return buf; } /* * This function returns the (int)ch mapped to the * LYK_foo value passed to it as an argument. It is like * LYReverseKeymap, only the order of search is different; * e.g., small ASCII letters will be returned in preference to * capital ones. Cf. LYKeyForEditAction, LYEditKeyForAction in * LYEditmap.c which use the same order to find a best key. * In addition, this function takes the dired override map into * account while LYReverseKeymap doesn't. * The caller must free the returned string. - kw */ #define FIRST_I 97 #define NEXT_I(i,imax) ((i==122) ? 32 : (i==96) ? 123 : (i==126) ? 0 :\ (i==31) ? 256 : (i==imax) ? 127 :\ (i==255) ? (-1) :i+1) PRIVATE int best_reverse_keymap ARGS1( int, lac) { int i, c; for (i = FIRST_I; i >= 0; i = NEXT_I(i,KEYMAP_SIZE-2)) { #ifdef NOT_ASCII if (i < 256) { c = FROMASCII(i); } else #endif c = i; #if defined(DIRED_SUPPORT) && defined(OK_OVERRIDE) if (lynx_edit_mode && !no_dired_support && lac && LKC_TO_LAC(key_override,c) == lac) return c; #endif /* DIRED_SUPPORT && OK_OVERRIDE */ if (LKC_TO_LAC(keymap,c) == lac) { return c; } } return(-1); } /* * This function returns a string representing a key mapped * to a LYK_foo function, or NULL if not found. The string * may represent a pair of keys. if context_code is FOR_INPUT, * an appropriate binding for use while in the (forms) line editor * is sought. - kw */ PUBLIC char* key_for_func_ext ARGS2( int, lac, int, context_code) { int lkc, modkey = -1; if (context_code == FOR_INPUT) { lkc = LYEditKeyForAction(lac, &modkey); if (lkc >= 0) { if (lkc & (LKC_MOD1|LKC_MOD2|LKC_MOD3)) { return fmt_keys(modkey, lkc & ~(LKC_MOD1|LKC_MOD2|LKC_MOD3)); } else { return fmt_keys(lkc, -1); } } } lkc = best_reverse_keymap(lac); if (lkc < 0) return NULL; if (context_code == FOR_INPUT) { modkey = LYKeyForEditAction(LYE_LKCMD); if (modkey < 0) return NULL; return fmt_keys(modkey, lkc); } else { return fmt_keys(lkc, -1); } } /* * This function returns TRUE if the ch is non-alphanumeric * and maps to KeyName (LYK_foo in the keymap[] array). - FM */ PUBLIC BOOL LYisNonAlnumKeyname ARGS2( int, ch, int, KeyName) { if ((ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'z') || ch < 0 || ch >= KEYMAP_SIZE) return (FALSE); return (BOOL) (keymap[ch+1] == KeyName); } /* * This function returns the (int)ch mapped to the * LYK_foo value passed to it as an argument. - FM */ PUBLIC int LYReverseKeymap ARGS1( int, KeyName) { int i; for (i = 1; i < KEYMAP_SIZE; i++) { if (keymap[i] == KeyName) { return(i - 1); } } return(-1); } #ifdef EXP_KEYBOARD_LAYOUT PUBLIC int LYSetKbLayout ARGS1( char *, layout_id) { int i; for (i = 0; i < (int) TABLESIZE(LYKbLayoutNames) - 1; i++) { if (!strcmp(LYKbLayoutNames[i], layout_id)) { current_layout = i; return (-1); } } return 0; } #endif