CARD getcard() { int c, c1; for (;;) { while ((c = readch()) == '\n' || c == '\r' || c == ' ') continue; if (islower(c)) c = toupper(c); if (c == killchar() || c == erasechar()) return -1; addstr(unctrl(c)); clrtoeol(); switch (c) { case '1': case '2': case '3': case '4': case '5': case '6': c -= '0'; break; case '0': case 'P': case 'p': c = 0; break; default: beep(); addch('\b'); if (!isprint(c)) addch('\b'); c = -1; break; } refresh(); if (c >= 0) { while ((c1 = readch()) != '\r' && c1 != '\n' && c1 != ' ') if (c1 == killchar()) return -1; else if (c1 == erasechar()) { addch('\b'); clrtoeol(); refresh(); goto cont; } else beep(); return c; } cont: ; } }
int getline(char s[], size_t size, int firstchar, BOOL iscaseless) { int c, i = 0; int j; /* if a character already has been typed */ if (firstchar != '\0') { if (iscaseless == YES) { firstchar = tolower(firstchar); } (void) addch((unsigned)firstchar); /* display it */ s[i++] = firstchar; /* save it */ } /* until the end of the line is reached */ while ((c = mygetch()) != '\r' && c != '\n' && c != KEY_ENTER && c != '\003' && c != KEY_BREAK) { if (c == erasechar() || c == '\b' || /* erase */ c == KEY_BACKSPACE) { if (i > 0) { (void) addstr("\b \b"); --i; } } else if (c == killchar()) { /* kill */ for (j = 0; j < i; ++j) { (void) addch('\b'); } for (j = 0; j < i; ++j) { (void) addch(' '); } for (j = 0; j < i; ++j) { (void) addch('\b'); } i = 0; } else if (isprint(c) || c == '\t') { /* printable */ if (iscaseless == YES) { c = tolower(c); } /* if it will fit on the line */ if (i < size) { (void) addch((unsigned)c); /* display it */ s[i++] = c; /* save it */ } } else if (c == ctrl('X')) { /* mouse */ (void) getmouseevent(); /* ignore it */ } else if (c == EOF) { /* end-of-file */ break; } /* return on an empty line to allow a command to be entered */ if (firstchar != '\0' && i == 0) { break; } } s[i] = '\0'; return (i); }
erasewchar(wchar_t * wch) { int value; int result = ERR; T((T_CALLED("erasewchar()"))); if ((value = erasechar()) != ERR) { *wch = value; result = OK; } returnCode(result); }
int main(void) { char ch; initscr(); ch = erasechar(); printw("The Erasechar is 0x%02x or %s\n",ch,unctrl(ch)); refresh(); getch(); endwin(); return 0; }
/* * get_line: * Reads the next line up to '\n' or EOF. Multiple spaces are * compressed to one space; a space is inserted before a ',' */ char * get_line(void) { size_t pos; int c, oy, ox; WINDOW *oscr; oscr = stdscr; stdscr = Msgwin; getyx(stdscr, oy, ox); refresh(); /* loop reading in the string, and put it in a temporary buffer */ for (pos = 0; (c = readchar()) != '\n'; clrtoeol(), refresh()) { if (c == -1) continue; if (c == ' ' && (pos == 0 || linebuf[pos - 1] == ' ')) continue; if (c == erasechar()) { if (pos > 0) { int i; pos--; for (i = strlen(unctrl(linebuf[pos])); i; i--) addch('\b'); } continue; } if (c == killchar()) { pos = 0; move(oy, ox); continue; } if (pos >= LINESIZE - 1 || !(isalnum(c) || c == ' ')) { beep(); continue; } if (islower(c)) c = toupper(c); linebuf[pos++] = c; addstr(unctrl(c)); Mpos++; } while (pos < sizeof(linebuf)) linebuf[pos++] = '\0'; stdscr = oscr; return (linebuf); }
/* * get_line: * Reads the next line up to '\n' or EOF. Multiple spaces are * compressed to one space; a space is inserted before a ',' */ char * get_line(void) { size_t pos; int c, oy, ox; WINDOW *oscr; oscr = stdscr; stdscr = Msgwin; getyx(stdscr, oy, ox); refresh(); /* loop reading in the string, and put it in a temporary buffer */ for (pos = 0; (c = readchar()) != '\n'; clrtoeol(), refresh()) { if (c == erasechar()) { /* process erase character */ if (pos > 0) { int i; pos--; for (i = strlen(unctrl(linebuf[pos])); i; i--) addch('\b'); } continue; } else if (c == killchar()) { /* process kill * character */ pos = 0; move(oy, ox); continue; } else if (pos == 0 && c == ' ') continue; if (pos >= LINESIZE - 1 || !(isprint(c) || c == ' ')) putchar(CTRL('G')); else { if (islower(c)) c = toupper(c); linebuf[pos++] = c; addstr(unctrl(c)); Mpos++; } } linebuf[pos] = '\0'; stdscr = oscr; return (linebuf); }
int weditstr(WINDOW *win, char *buf, int field) { char org[MAXSTRLEN], *tp, *bp = buf; bool defdisp = TRUE, stop = FALSE, insert = FALSE; int cury, curx, begy, begx; chtype oldattr; WINDOW *wedit; int c = 0; if ((field >= MAXSTRLEN) || (buf == NULL) || ((int)strlen(buf) > field - 1)) return ERR; strcpy(org, buf); /* save original */ wrefresh(win); getyx(win, cury, curx); getbegyx(win, begy, begx); wedit = subwin(win, 1, field, begy + cury, begx + curx); oldattr = wedit->_attrs; colorbox(wedit, EDITBOXCOLOR, 0); keypad(wedit, TRUE); curs_set(1); while (!stop) { idle(); repainteditbox(wedit, bp - buf, buf); switch (c = wgetch(wedit)) { case ERR: break; case KEY_ESC: strcpy(buf, org); /* restore original */ stop = TRUE; break; case '\n': case KEY_UP: case KEY_DOWN: stop = TRUE; break; case KEY_LEFT: if (bp > buf) bp--; break; case KEY_RIGHT: defdisp = FALSE; if (bp - buf < (int)strlen(buf)) bp++; break; case '\t': /* TAB -- because insert is broken on HPUX */ case KEY_IC: /* enter insert mode */ case KEY_EIC: /* exit insert mode */ defdisp = FALSE; insert = !insert; curs_set(insert ? 2 : 1); break; default: if (c == erasechar()) /* backspace, ^H */ { if (bp > buf) { memmove((void *)(bp - 1), (const void *)bp, strlen(bp) + 1); bp--; } } else if (c == killchar()) /* ^U */ { bp = buf; *bp = '\0'; } else if (c == wordchar()) /* ^W */ { tp = bp; while ((bp > buf) && (*(bp - 1) == ' ')) bp--; while ((bp > buf) && (*(bp - 1) != ' ')) bp--; memmove((void *)bp, (const void *)tp, strlen(tp) + 1); } else if (isprint(c)) { if (defdisp) { bp = buf; *bp = '\0'; defdisp = FALSE; } if (insert) { if ((int)strlen(buf) < field - 1) { memmove((void *)(bp + 1), (const void *)bp, strlen(bp) + 1); *bp++ = c; } } else if (bp - buf < field - 1) { /* append new string terminator */ if (!*bp) bp[1] = '\0'; *bp++ = c; } } } } curs_set(0); wattrset(wedit, oldattr); repainteditbox(wedit, bp - buf, buf); delwin(wedit); return c; }
static void gnt_entry_class_init(GntEntryClass *klass) { GntBindableClass *bindable = GNT_BINDABLE_CLASS(klass); char s[3] = {'\033', erasechar(), 0}; parent_class = GNT_WIDGET_CLASS(klass); parent_class->clicked = gnt_entry_clicked; parent_class->destroy = gnt_entry_destroy; parent_class->draw = gnt_entry_draw; parent_class->map = gnt_entry_map; parent_class->size_request = gnt_entry_size_request; parent_class->key_pressed = gnt_entry_key_pressed; parent_class->lost_focus = gnt_entry_lost_focus; signals[SIG_TEXT_CHANGED] = g_signal_new("text_changed", G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET(GntEntryClass, text_changed), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals[SIG_COMPLETION] = g_signal_new("completion", G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_LAST, 0, NULL, NULL, gnt_closure_marshal_VOID__POINTER_POINTER, G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER); gnt_bindable_class_register_action(bindable, "cursor-home", move_start, GNT_KEY_CTRL_A, NULL); gnt_bindable_register_binding(bindable, "cursor-home", GNT_KEY_HOME, NULL); gnt_bindable_class_register_action(bindable, "cursor-end", move_end, GNT_KEY_CTRL_E, NULL); gnt_bindable_register_binding(bindable, "cursor-end", GNT_KEY_END, NULL); gnt_bindable_class_register_action(bindable, "delete-prev", backspace, GNT_KEY_BACKSPACE, NULL); gnt_bindable_register_binding(bindable, "delete-prev", s + 1, NULL); gnt_bindable_register_binding(bindable, "delete-prev", GNT_KEY_CTRL_H, NULL); gnt_bindable_class_register_action(bindable, "delete-next", delkey, GNT_KEY_DEL, NULL); gnt_bindable_register_binding(bindable, "delete-next", GNT_KEY_CTRL_D, NULL); gnt_bindable_class_register_action(bindable, "delete-start", del_to_home, GNT_KEY_CTRL_U, NULL); gnt_bindable_class_register_action(bindable, "delete-end", del_to_end, GNT_KEY_CTRL_K, NULL); gnt_bindable_class_register_action(bindable, "delete-prev-word", del_prev_word, GNT_KEY_CTRL_W, NULL); gnt_bindable_register_binding(bindable, "delete-prev-word", s, NULL); gnt_bindable_class_register_action(bindable, "cursor-prev-word", move_back_word, "\033" "b", NULL); gnt_bindable_class_register_action(bindable, "cursor-prev", move_back, GNT_KEY_LEFT, NULL); gnt_bindable_register_binding(bindable, "cursor-prev", GNT_KEY_CTRL_B, NULL); gnt_bindable_class_register_action(bindable, "cursor-next", move_forward, GNT_KEY_RIGHT, NULL); gnt_bindable_register_binding(bindable, "cursor-next", GNT_KEY_CTRL_F, NULL); gnt_bindable_class_register_action(bindable, "cursor-next-word", move_forward_word, "\033" "f", NULL); gnt_bindable_class_register_action(bindable, "delete-next-word", delete_forward_word, "\033" "d", NULL); gnt_bindable_class_register_action(bindable, "transpose-chars", transpose_chars, GNT_KEY_CTRL_T, NULL); gnt_bindable_class_register_action(bindable, "yank", entry_yank, GNT_KEY_CTRL_Y, NULL); gnt_bindable_class_register_action(bindable, "suggest-show", suggest_show, "\t", NULL); gnt_bindable_class_register_action(bindable, "suggest-next", suggest_next, GNT_KEY_DOWN, NULL); gnt_bindable_class_register_action(bindable, "suggest-prev", suggest_prev, GNT_KEY_UP, NULL); gnt_bindable_class_register_action(bindable, "suggest-next-page", suggest_next_page, GNT_KEY_PGDOWN, NULL); gnt_bindable_class_register_action(bindable, "suggest-prev-page", suggest_prev_page, GNT_KEY_PGUP, NULL); gnt_bindable_class_register_action(bindable, "history-next", history_next, GNT_KEY_CTRL_DOWN, NULL); gnt_bindable_class_register_action(bindable, "history-prev", history_prev, GNT_KEY_CTRL_UP, NULL); gnt_bindable_register_binding(bindable, "history-prev", GNT_KEY_CTRL_P, NULL); gnt_bindable_register_binding(bindable, "history-next", GNT_KEY_CTRL_N, NULL); gnt_bindable_class_register_action(bindable, "history-search", history_search, GNT_KEY_CTRL_R, NULL); gnt_bindable_class_register_action(bindable, "clipboard-paste", clipboard_paste, GNT_KEY_CTRL_V, NULL); gnt_style_read_actions(G_OBJECT_CLASS_TYPE(klass), GNT_BINDABLE_CLASS(klass)); GNTDEBUG; }
static int keyboard_dispatch(int ch) { if (ch == ERR) { if (errno == EINTR) return 0; exit(1); } if (ch >= 'A' && ch <= 'Z') ch += 'a' - 'A'; if (col == 0) { if (ch == CTRL('l')) { wrefresh(curscr); return 0; } if (ch == CTRL('g')) { status(); return 0; } if (ch != ':') return 0; move(CMDLINE, 0); clrtoeol(); } if (ch == erasechar() && col > 0) { if (col == 1 && line[0] == ':') return 0; col--; goto doerase; } if (ch == CTRL('w') && col > 0) { while (--col >= 0 && isspace(line[col])) ; col++; while (--col >= 0 && !isspace(line[col])) if (col == 0 && line[0] == ':') return 1; col++; goto doerase; } if (ch == killchar() && col > 0) { col = 0; if (line[0] == ':') col++; doerase: move(CMDLINE, col); clrtoeol(); return 0; } if (isprint(ch) || ch == ' ') { line[col] = ch; mvaddch(CMDLINE, col, ch); col++; } if (col == 0 || (ch != '\r' && ch != '\n')) return 0; return 1; }
EIF_CHARACTER c_ecurses_erasechar () { return erasechar (); };
/* get a line from the terminal in non-canonical mode */ int mygetline(char p[], char s[], unsigned size, int firstchar, BOOL iscaseless) { int c; unsigned int i = 0, j; char *sright; /* substring to the right of the cursor */ unsigned int ri = 0; /* position in right-string */ /* Inserts and deletes are always performed on the left-string, * but we'll also have a right-string 'sright' to hold characters * which are on the right of the cursor [insertion point]. * * Think of 'sright' as a stack -- we push chars into it when the cursor * moves left, and we pop chars off it when the cursor moves right again. * At the end of the function, we'll pop off any remaining characters * onto the end of 's' */ sright = calloc(sizeof(char), size ); strcpy ( s, p); i += strlen(p); /* if a character already has been typed */ if (firstchar != '\0') { if(iscaseless == YES) { firstchar = tolower(firstchar); } addch(firstchar); /* display it */ s[i++] = firstchar; /* save it */ } /* until the end of the line is reached */ while ((c = mygetch()) != '\r' && c != '\n' && c != KEY_ENTER) { if (c == KEY_LEFT || c == ctrl('B')) { /* left */ if (i > 0) { addch('\b'); /* move this char into the second (rhs) string */ sright[ri++] = s[--i]; } } else if (c == KEY_RIGHT || c == ctrl('F')) { /* right */ if (i < size && ri > 0) { /* move this char to the left of the cursor */ s[i++] = sright[--ri]; addch(s[i-1]); } } else if ( #ifdef KEY_HOME c == KEY_HOME || #endif c == ctrl('A') ) { while (i > 0) { sright[ri++] = s[--i]; addch('\b'); addch(s[i]); addch('\b'); } } else if ( #ifdef KEY_END c == KEY_END || #endif c == ctrl('E') ) { while (ri > 0) { s[i++] = sright[--ri]; addch(s[i-1]); } } else if (c == erasechar() || c == KEY_BACKSPACE || c == DEL || c == ctrl('H') ) { /* erase */ if (i > 0) { if (ri == 0) { addstr("\b \b"); } else { addch('\b'); delch(); } s[i] = '\0'; --i; } } else if (c == killchar() || c == KEY_BREAK) { /* kill */ for (j = 0; j < i; ++j) { addch('\b'); } for (j = 0; j < i; ++j) { addch(' '); } for (j = 0; j < i; ++j) { addch('\b'); } i = 0; } else if (isprint(c) || c == '\t') { /* printable */ if(iscaseless == YES) { c = tolower(c); } /* if it will fit on the line */ if (i < size) { s[i++] = c; /* save it */ if (ri == 0) { addch(c); /* display it */ } else { insch(c); /* display it */ addch(c); /* advance cursor */ } } #if UNIXPC } else if (unixpcmouse == YES && c == ESC) { /* mouse */ getmouseaction(ESC); /* ignore it */ #endif } else if (mouse == YES && c == ctrl('X')) { getmouseaction(ctrl('X')); /* ignore it */ } else if (c == EOF) { /* end-of-file */ break; } /* return on an empty line to allow a command to be entered */ if (firstchar != '\0' && (i+ri) == 0) { break; } } /* move any remaining chars on the rhs of the cursor * onto the end of our string */ while (ri > 0) { s[i++] = sright[--ri]; } free(sright); s[i] = '\0'; return(i); }
int get_str(void *vopt, WINDOW *win) { char *opt = (char *) vopt; char *sp; int oy, ox; int i; signed char c; static char buf[MAXSTR]; getyx(win, oy, ox); wrefresh(win); /* * loop reading in the string, and put it in a temporary buffer */ for (sp = buf; (c = readchar()) != '\n' && c != '\r' && c != ESCAPE; wclrtoeol(win), wrefresh(win)) { if (c == -1) continue; else if (c == erasechar() || c == 8 || c == 127) /* process erase character */ { if (sp > buf) { sp--; for (i = (int) strlen(unctrl(*sp)); i; i--) waddch(win, '\b'); } continue; } else if (c == killchar()) /* process kill character */ { sp = buf; wmove(win, oy, ox); continue; } else if (sp == buf) { if (c == '-' && win != stdscr) break; else if (c == '~') { strcpy(buf, home); waddstr(win, home); sp += strlen(home); continue; } } if (sp >= &buf[MAXINP] || !(isprint(c) || c == ' ')) putchar(CTRL('G')); else { *sp++ = c; waddstr(win, unctrl(c)); } } *sp = '\0'; if (sp > buf) /* only change option if something has been typed */ strucpy(opt, buf, (int) strlen(buf)); mvwprintw(win, oy, ox, "%s\n", opt); wrefresh(win); if (win == stdscr) mpos += (int)(sp - buf); if (c == '-') return MINUS; else if (c == ESCAPE) return QUIT; else return NORM; }
/*** Fetch the terminal's current erase character. @function erasechar @treturn int current erase character @see erasechar(3x) */ static int Perasechar(lua_State *L) { return pushintresult(erasechar()); }
int get_input(int prompt_position) { struct view *view; int i, key, cursor_y, cursor_x; if (prompt_position) input_mode = TRUE; while (TRUE) { bool loading = FALSE; foreach_view (view, i) { update_view(view); if (view_is_displayed(view) && view->has_scrolled && use_scroll_redrawwin) redrawwin(view->win); view->has_scrolled = FALSE; if (view->pipe) loading = TRUE; } /* Update the cursor position. */ if (prompt_position) { getbegyx(status_win, cursor_y, cursor_x); cursor_x = prompt_position; } else { view = display[current_view]; getbegyx(view->win, cursor_y, cursor_x); cursor_x = view->width - 1; cursor_y += view->pos.lineno - view->pos.offset; } setsyx(cursor_y, cursor_x); /* Refresh, accept single keystroke of input */ doupdate(); nodelay(status_win, loading); key = wgetch(status_win); /* wgetch() with nodelay() enabled returns ERR when * there's no input. */ if (key == ERR) { } else if (key == KEY_RESIZE) { int height, width; getmaxyx(stdscr, height, width); wresize(status_win, 1, width); mvwin(status_win, height - 1, 0); wnoutrefresh(status_win); resize_display(); redraw_display(TRUE); } else { input_mode = FALSE; if (key == erasechar()) key = KEY_BACKSPACE; return key; } }
save() { reg char *sp; reg int outf; reg time_t *tp; char buf[80]; time_t tme; STAT junk; tp = &tme; if (Fromfile && getyn(SAMEFILEPROMPT)) strcpy(buf, Fromfile); else { over: prompt(FILEPROMPT); leaveok(Board, FALSE); refresh(); sp = buf; while ((*sp = readch()) != '\n') { if (*sp == killchar()) goto over; else if (*sp == erasechar()) { if (--sp < buf) sp = buf; else { addch('\b'); /* * if the previous char was a control * char, cover up two characters. */ if (*sp < ' ') addch('\b'); clrtoeol(); } } else addstr(unctrl(*sp++)); refresh(); } *sp = '\0'; leaveok(Board, TRUE); } /* * check for existing files, and confirm overwrite if needed */ if (sp == buf || (!Fromfile && stat(buf, &junk) > -1 && getyn(OVERWRITEFILEPROMPT) == FALSE)) return FALSE; if ((outf = creat(buf, 0644)) < 0) { error(strerror(errno)); return FALSE; } mvwaddstr(Score, ERR_Y, ERR_X, buf); wrefresh(Score); time(tp); /* get current time */ strcpy(buf, ctime(tp)); for (sp = buf; *sp != '\n'; sp++) continue; *sp = '\0'; varpush(outf, write); close(outf); wprintw(Score, " [%s]", buf); wclrtoeol(Score); wrefresh(Score); return TRUE; }
/* * __wgetnstr -- * The actual implementation. * Note that we include a trailing '\0' for safety, so str will contain * at most n - 1 other characters. * XXX: character deletion from screen is based on how the characters * are displayed by wgetch(). */ int __wgetnstr(WINDOW *win, char *str, int n) { char *ostr, ec, kc; int c, xpos, oldx, remain; ostr = str; ec = erasechar(); kc = killchar(); xpos = oldx = win->curx; _DIAGASSERT(n == -1 || n > 1); remain = n - 1; while ((c = wgetch(win)) != ERR && c != '\n' && c != '\r') { #ifdef DEBUG __CTRACE(__CTRACE_INPUT, "__wgetnstr: win %p, char 0x%x, remain %d\n", win, c, remain); #endif *str = c; touchline(win, win->cury, 1); if (c == ec || c == KEY_BACKSPACE || c == KEY_LEFT) { *str = '\0'; if (str != ostr) { if ((char) c == ec) { mvwaddch(win, win->cury, xpos, ' '); if (xpos > oldx) mvwaddch(win, win->cury, xpos - 1, ' '); if (win->curx > xpos - 1) wmove(win, win->cury, xpos - 1); xpos--; } if (c == KEY_BACKSPACE || c == KEY_LEFT) { /* getch() displays the key sequence */ mvwaddch(win, win->cury, win->curx, ' '); mvwaddch(win, win->cury, win->curx - 1, ' '); if (win->curx > xpos) wmove(win, win->cury, xpos - 1); xpos--; } str--; if (n != -1) { /* We're counting chars */ remain++; } } else { /* str == ostr */ /* getch() displays the other keys */ if (win->curx > oldx) mvwaddch(win, win->cury, win->curx - 1, ' '); wmove(win, win->cury, oldx); xpos = oldx; } } else if (c == kc) { *str = '\0'; if (str != ostr) { /* getch() displays the kill character */ mvwaddch(win, win->cury, win->curx - 1, ' '); /* Clear the characters from screen and str */ while (str != ostr) { mvwaddch(win, win->cury, win->curx - 1, ' '); wmove(win, win->cury, win->curx - 1); str--; if (n != -1) /* We're counting chars */ remain++; } mvwaddch(win, win->cury, win->curx - 1, ' '); wmove(win, win->cury, win->curx - 1); } else /* getch() displays the kill character */ mvwaddch(win, win->cury, oldx, ' '); wmove(win, win->cury, oldx); } else if (c >= KEY_MIN && c <= KEY_MAX) { /* getch() displays these characters */ mvwaddch(win, win->cury, xpos, ' '); wmove(win, win->cury, xpos); } else { if (remain) { if (iscntrl((unsigned char)c)) mvwaddch(win, win->cury, xpos, ' '); str++; xpos++; remain--; } else mvwaddch(win, win->cury, xpos, ' '); wmove(win, win->cury, xpos); } } if (c == ERR) { *str = '\0'; return (ERR); } *str = '\0'; return (OK); }
int display_iserasechar(char ch) { return ch == erasechar(); }
wgetn_wstr(WINDOW *win, wint_t *str, int maxlen) { SCREEN *sp = _nc_screen_of(win); TTY buf; bool oldnl, oldecho, oldraw, oldcbreak; wint_t erasec; wint_t killc; wint_t *oldstr = str; wint_t *tmpstr = str; wint_t ch; int y, x, code; T((T_CALLED("wgetn_wstr(%p,%p, %d)"), win, str, maxlen)); if (!win) returnCode(ERR); _nc_get_tty_mode(&buf); oldnl = sp->_nl; oldecho = sp->_echo; oldraw = sp->_raw; oldcbreak = sp->_cbreak; nl(); noecho(); noraw(); cbreak(); erasec = (wint_t) erasechar(); killc = (wint_t) killchar(); getyx(win, y, x); if (is_wintouched(win) || (win->_flags & _HASMOVED)) wrefresh(win); while ((code = wget_wch(win, &ch)) != ERR) { /* * Map special characters into key-codes. */ if (ch == '\r') ch = '\n'; if (ch == '\n') { code = KEY_CODE_YES; ch = KEY_ENTER; } if (ch < KEY_MIN) { if (ch == erasec) { ch = KEY_BACKSPACE; code = KEY_CODE_YES; } if (ch == killc) { ch = KEY_EOL; code = KEY_CODE_YES; } } if (code == KEY_CODE_YES) { /* * Some terminals (the Wyse-50 is the most common) generate a \n * from the down-arrow key. With this logic, it's the user's * choice whether to set kcud=\n for wget_wch(); terminating * *getn_wstr() with \n should work either way. */ if (ch == KEY_DOWN || ch == KEY_ENTER) { if (oldecho == TRUE && win->_cury == win->_maxy && win->_scroll) wechochar(win, (chtype) '\n'); break; } if (ch == KEY_LEFT || ch == KEY_BACKSPACE) { if (tmpstr > oldstr) { tmpstr = WipeOut(win, y, x, oldstr, tmpstr, oldecho); } } else if (ch == KEY_EOL) { while (tmpstr > oldstr) { tmpstr = WipeOut(win, y, x, oldstr, tmpstr, oldecho); } } else { beep(); } } else if (maxlen >= 0 && tmpstr - oldstr >= maxlen) { beep(); } else { *tmpstr++ = ch; *tmpstr = 0; if (oldecho == TRUE) { int oldy = win->_cury; if (wadd_wint(win, tmpstr - 1) == ERR) { /* * We can't really use the lower-right corner for input, * since it'll mess up bookkeeping for erases. */ win->_flags &= ~_WRAPPED; waddch(win, (chtype) ' '); tmpstr = WipeOut(win, y, x, oldstr, tmpstr, oldecho); continue; } else if (win->_flags & _WRAPPED) { /* * If the last waddch forced a wrap & scroll, adjust our * reference point for erasures. */ if (win->_scroll && oldy == win->_maxy && win->_cury == win->_maxy) { if (--y <= 0) { y = 0; } } win->_flags &= ~_WRAPPED; } wrefresh(win); } } } win->_curx = 0; win->_flags &= ~_WRAPPED; if (win->_cury < win->_maxy) win->_cury++; wrefresh(win); /* Restore with a single I/O call, to fix minor asymmetry between * raw/noraw, etc. */ sp->_nl = oldnl; sp->_echo = oldecho; sp->_raw = oldraw; sp->_cbreak = oldcbreak; (void) _nc_set_tty_mode(&buf); *tmpstr = 0; if (code == ERR) { if (tmpstr == oldstr) { *tmpstr++ = WEOF; *tmpstr = 0; } returnCode(ERR); } T(("wgetn_wstr returns %s", _nc_viswibuf(oldstr))); returnCode(OK); }
/* * quit: * Handle the end of the game when the player dies */ int quit(int old_status) { bool explain; int ch; if (Last_player) return Q_QUIT; #ifdef OTTO if (Otto_mode) return Q_CLOAK; #endif move(HEIGHT, 0); addstr("Re-enter game [ynwo]? "); clrtoeol(); explain = false; for (;;) { refresh(); if (isupper(ch = getchar())) ch = tolower(ch); if (ch == 'y') return old_status; else if (ch == 'o') break; else if (ch == 'n') { #ifndef INTERNET return Q_QUIT; #else move(HEIGHT, 0); addstr("Write a parting message [yn]? "); clrtoeol(); refresh(); for (;;) { if (isupper(ch = getchar())) ch = tolower(ch); if (ch == 'y') goto get_message; if (ch == 'n') return Q_QUIT; } #endif } #ifdef INTERNET else if (ch == 'w') { static char buf[WIDTH + WIDTH % 2]; char *cp, c; get_message: c = ch; /* save how we got here */ move(HEIGHT, 0); addstr("Message: "); clrtoeol(); refresh(); cp = buf; for (;;) { refresh(); if ((ch = getchar()) == '\n' || ch == '\r') break; if (ch == erasechar()) { if (cp > buf) { int y, x; getyx(stdscr, y, x); move(y, x - 1); cp -= 1; clrtoeol(); } continue; } else if (ch == killchar()) { int y, x; getyx(stdscr, y, x); move(y, x - (cp - buf)); cp = buf; clrtoeol(); continue; } else if (!isprint(ch)) { beep(); continue; } addch(ch); *cp++ = ch; if (cp + 1 >= buf + sizeof buf) break; } *cp = '\0'; Send_message = buf; return (c == 'w') ? old_status : Q_MESSAGE; } #endif beep(); if (!explain) { addstr("(Yes, No, Write message, or Options) "); explain = true; } } move(HEIGHT, 0); #ifdef FLY addstr("Scan, Cloak, Flying, or Quit? "); #else addstr("Scan, Cloak, or Quit? "); #endif clrtoeol(); refresh(); explain = false; for (;;) { if (isupper(ch = getchar())) ch = tolower(ch); if (ch == 's') return Q_SCAN; else if (ch == 'c') return Q_CLOAK; #ifdef FLY else if (ch == 'f') return Q_FLY; #endif else if (ch == 'q') return Q_QUIT; beep(); if (!explain) { #ifdef FLY addstr("[SCFQ] "); #else addstr("[SCQ] "); #endif explain = true; } refresh(); } }
int get_input(int prompt_position, struct key_input *input, bool modifiers) { struct view *view; int i, key, cursor_y, cursor_x; if (prompt_position) input_mode = TRUE; memset(input, 0, sizeof(*input)); while (TRUE) { bool loading = FALSE; foreach_view (view, i) { update_view(view); if (view_is_displayed(view) && view->has_scrolled && use_scroll_redrawwin) redrawwin(view->win); view->has_scrolled = FALSE; if (view->pipe) loading = TRUE; } /* Update the cursor position. */ if (prompt_position) { getbegyx(status_win, cursor_y, cursor_x); cursor_x = prompt_position; } else { view = display[current_view]; getbegyx(view->win, cursor_y, cursor_x); cursor_x = view->width - 1; cursor_y += view->pos.lineno - view->pos.offset; } setsyx(cursor_y, cursor_x); /* Refresh, accept single keystroke of input */ doupdate(); nodelay(status_win, loading); key = wgetch(status_win); /* wgetch() with nodelay() enabled returns ERR when * there's no input. */ if (key == ERR) { } else if (key == KEY_ESC && modifiers) { input->modifiers.escape = 1; } else if (key == KEY_RESIZE) { int height, width; getmaxyx(stdscr, height, width); wresize(status_win, 1, width); mvwin(status_win, height - 1, 0); wnoutrefresh(status_win); resize_display(); redraw_display(TRUE); } else { int pos, key_length; input_mode = FALSE; if (key == erasechar()) key = KEY_BACKSPACE; /* * Ctrl-<key> values are represented using a 0x1F * bitmask on the key value. To 'unmap' we assume that: * * - Ctrl-Z is handled by Ncurses. * - Ctrl-m is the same as Return/Enter. * - Ctrl-i is the same as Tab. * * For all other key values in the range the Ctrl flag * is set and the key value is updated to the proper * ASCII value. */ if (KEY_CTL('a') <= key && key <= KEY_CTL('x') && key != KEY_RETURN && key != KEY_TAB) { input->modifiers.control = 1; key = key | 0x40; } if ((key >= KEY_MIN && key < KEY_MAX) || key < 0x1F) { // || key == ' ') { input->data.key = key; return input->data.key; } input->modifiers.multibytes = 1; input->data.bytes[0] = key; key_length = utf8_char_length(input->data.bytes); for (pos = 1; pos < key_length && pos < sizeof(input->data.bytes) - 1; pos++) { input->data.bytes[pos] = wgetch(status_win); } return OK; } }
wgetnstr_events(WINDOW *win, char *str, int maxlen, EVENTLIST_1st(_nc_eventlist * evl)) { SCREEN *sp = _nc_screen_of(win); TTY buf; bool oldnl, oldecho, oldraw, oldcbreak; char erasec; char killc; char *oldstr; int ch; int y, x; T((T_CALLED("wgetnstr(%p,%p, %d)"), win, str, maxlen)); if (!win) returnCode(ERR); _nc_get_tty_mode(&buf); oldnl = sp->_nl; oldecho = sp->_echo; oldraw = sp->_raw; oldcbreak = sp->_cbreak; nl(); noecho(); noraw(); cbreak(); erasec = erasechar(); killc = killchar(); oldstr = str; getyx(win, y, x); if (is_wintouched(win) || (win->_flags & _HASMOVED)) wrefresh(win); while ((ch = wgetch_events(win, evl)) != ERR) { /* * Some terminals (the Wyse-50 is the most common) generate * a \n from the down-arrow key. With this logic, it's the * user's choice whether to set kcud=\n for wgetch(); * terminating *getstr() with \n should work either way. */ if (ch == '\n' || ch == '\r' || ch == KEY_DOWN || ch == KEY_ENTER) { if (oldecho == TRUE && win->_cury == win->_maxy && win->_scroll) wechochar(win, (chtype) '\n'); break; } #ifdef KEY_EVENT if (ch == KEY_EVENT) break; #endif #ifdef KEY_RESIZE if (ch == KEY_RESIZE) break; #endif if (ch == erasec || ch == KEY_LEFT || ch == KEY_BACKSPACE) { if (str > oldstr) { str = WipeOut(win, y, x, oldstr, str, oldecho); } } else if (ch == killc) { while (str > oldstr) { str = WipeOut(win, y, x, oldstr, str, oldecho); } } else if (ch >= KEY_MIN || (maxlen >= 0 && str - oldstr >= maxlen)) { beep(); } else { *str++ = (char) ch; if (oldecho == TRUE) { int oldy = win->_cury; if (waddch(win, (chtype) ch) == ERR) { /* * We can't really use the lower-right * corner for input, since it'll mess * up bookkeeping for erases. */ win->_flags &= ~_WRAPPED; waddch(win, (chtype) ' '); str = WipeOut(win, y, x, oldstr, str, oldecho); continue; } else if (win->_flags & _WRAPPED) { /* * If the last waddch forced a wrap & * scroll, adjust our reference point * for erasures. */ if (win->_scroll && oldy == win->_maxy && win->_cury == win->_maxy) { if (--y <= 0) { y = 0; } } win->_flags &= ~_WRAPPED; } wrefresh(win); } } } win->_curx = 0; win->_flags &= ~_WRAPPED; if (win->_cury < win->_maxy) win->_cury++; wrefresh(win); /* Restore with a single I/O call, to fix minor asymmetry between * raw/noraw, etc. */ sp->_nl = oldnl; sp->_echo = oldecho; sp->_raw = oldraw; sp->_cbreak = oldcbreak; _nc_set_tty_mode(&buf); *str = '\0'; if (ch == ERR) returnCode(ch); T(("wgetnstr returns %s", _nc_visbuf(oldstr))); #ifdef KEY_EVENT if (ch == KEY_EVENT) returnCode(ch); #endif #ifdef KEY_RESIZE if (ch == KEY_RESIZE) returnCode(ch); #endif returnCode(OK); }
void menu_nym(char *nnym) { char nym[maxnym][LINELEN]; char pending[maxnym][LINELEN]; int c, i, num = 0, numpending = 0, select = -1; int edit = 0; BUFFER *nymlist; int s; int pass = 0; char reliability[9]; /* When printing information about a chain, this variable stores the reliability. */ nymlist = buf_new(); strcpy(nym[0], NONANON); strcatn(nym[0], " (", sizeof(nym[0])); strcatn(nym[0], NAME, sizeof(nym[0])); strcatn(nym[0], ")", sizeof(nym[0])); strcpy(nym[1], ANON); num = 2; if (nymlist_read(nymlist) == -1) { user_delpass(); mix_status(""); } else pass = 1; while (nymlist_get(nymlist, nym[num], NULL, NULL, NULL, NULL, NULL, &s) >= 0) { if (s == NYM_OK) { if (num < maxnym) num++; } else if (s == NYM_WAITING) { if (numpending < maxnym) strncpy(pending[numpending++], nym[num], LINELEN); } } buf_free(nymlist); nymselect: clear(); standout(); printw("Select nym:\n\n"); standend(); #ifdef USE_PGP if (pass) printw("c)reate new nym\ne)dit nym\nd)elete nym\n\n"); else printw("[nym passphrase is invalid]\n\n"); #endif /* USE_PGP */ for (i = 0; i < num; i++) printw("%d) %s\n", i, nym[i]); if (numpending > 0) { printw("\n\nWaiting for confirmation: "); for (i = 0; i < numpending; i++) printw("%s ", pending[i]); printw("\n"); } select: if (select != -1) printw("\r%d", select); else printw("\r \r"); refresh(); c = getch(); if (c == erasechar()) c = KEY_BACKSPACE; if (c >= '0' && c <= '9') { if (select == -1) select = c - '0'; else select = 10 * select + c - '0'; if (edit ? select == 0 || select >= num + numpending - 1 : select >= num) { beep(); select = -1; } refresh(); goto select; } else switch (c) { case KEY_BACKSPACE: select /= 10; if (select < 1) select = -1; goto select; case 'q': if (edit) { edit = 0; select = -1; goto nymselect; } break; #ifdef USE_PGP case 'e': if (pass) { if (edit || num + numpending < 3) { edit = 0; select = -1; goto nymselect; } else { clear(); standout(); printw("Edit nym:\n\n"); standend(); for (i = 2; i < num + numpending; i++) printw("%d) %s\n", i - 1, i < num ? nym[i] : pending[i - num]); printw("\n"); select = -1; edit = NYM_MODIFY; goto select; } } break; case 'd': if (pass) { if (edit || num + numpending < 3) { edit = 0; select = -1; goto nymselect; } else { clear(); standout(); printw("Delete nym:\n\n"); standend(); for (i = 2; i < num + numpending; i++) printw("%d) %s\n", i - 1, i < num ? nym[i] : pending[i - num]); printw("\n"); select = -1; edit = NYM_DELETE; goto select; } } break; case '\r': case '\n': if (select == -1 || (edit && select == 0)) { beep(); edit = 0; select = -1; goto nymselect; } if (!edit) { strncpy(nnym, nym[select], LINELEN); return; } /* fallthru */ case 'c': if (pass) { char nymserv[LINELEN] = "*"; char replyblock[5][CHAINMAX], dest[10][LINELEN]; int latent[5], desttype[5]; char mdest[LINELEN], pdest[LINELEN] = "alt.anonymous.messages", psub[LINELEN] = ""; int deflatent = 0, defdesttype = MSG_MAIL; char alias[LINELEN] = ""; BUFFER *name, *opt; char sendchain[CHAINMAX]; int sendnumcopies = 1, rnum = 1; int i; char line[LINELEN]; int acksend = 0, signsend = 0, fixedsize = 0, disable = 0, fingerkey = 1; name = buf_new(); opt = buf_new(); strncpy(sendchain, CHAIN, CHAINMAX); strncpy(mdest, ADDRESS, LINELEN); if (edit) strncpy(alias, select + 1 < num ? nym[select + 1] : pending[select + 1 - num], LINELEN); if (edit == NYM_MODIFY) { nymlist_getnym(alias, NULL, NULL, opt, name, NULL); acksend = bufifind(opt, "+acksend"); signsend = bufifind(opt, "+signsend"); fixedsize = bufifind(opt, "+fixedsize"); disable = bufifind(opt, "+disable"); fingerkey = bufifind(opt, "+fingerkey"); rnum = -1; } newnym: if (!edit) { clear(); standout(); printw("Create a nym:"); standend(); mvprintw(3, 0, "Alias address: "); echo(); wgetnstr(stdscr, alias, LINELEN); noecho(); if (alias[0] == '\0') goto end; for (i = 0; alias[i] > ' ' && alias[i] != '@'; i++) ; alias[i] = '\0'; if (i == 0) goto newnym; mvprintw(4, 0, "Pseudonym: "); echo(); wgetnstr(stdscr, line, LINELEN); noecho(); buf_sets(name, line); menu_chain(nymserv, 2, 0); } if (edit != NYM_DELETE) { for (i = 0; i < 5; i++) { desttype[i] = defdesttype; latent[i] = deflatent; dest[i][0] = '\0'; strcpy(replyblock[i], "*,*,*,*"); } if (rnum != -1) { menu_replychain(&defdesttype, &deflatent, mdest, pdest, psub, replyblock[0]); desttype[0] = defdesttype; latent[0] = deflatent; strncpy(dest[0], desttype[0] == MSG_POST ? pdest : mdest, LINELEN); } } redraw: clear(); standout(); switch (edit) { case NYM_DELETE: printw("Delete nym:"); break; case NYM_MODIFY: printw("Edit nym:"); break; default: printw("Create a nym:"); break; } standend(); loop: { if (!edit) { cl(2, 0); printw("Nym: a)lias address: %s", alias); cl(3, 0); printw(" nym s)erver: %s", nymserv); } if (edit != NYM_DELETE) { cl(4, 0); printw(" p)seudonym: %s", name->data); if (edit) mvprintw(6, 0, "Nym modification:"); else mvprintw(6, 0, "Nym creation:"); } cl(7, 0); chain_reliability(sendchain, 0, reliability); /* chaintype 0=mix */ printw(" c)hain to nym server: %-30s (reliability: %s)", sendchain, reliability); cl(8, 0); printw(" n)umber of redundant copies: %d", sendnumcopies); if (edit != NYM_DELETE) { mvprintw(10, 0, "Configuration:\n"); printw(" A)cknowledge sending: %s\n", acksend ? "yes" : "no"); printw(" S)erver signatures: %s\n", signsend ? "yes" : "no"); printw(" F)ixed size replies: %s\n", fixedsize ? "yes" : "no"); printw(" D)isable: %s\n", disable ? "yes" : "no"); printw(" Finger K)ey: %s\n", fingerkey ? "yes" : "no"); mvprintw(17, 0, "Reply chains:"); cl(18, 0); if (rnum == -1) printw(" create new r)eply block"); else { printw(" number of r)eply chains: %2d reliability", rnum); for (i = 0; i < rnum; i++) { cl(i + 19, 0); chain_reliability(replyblock[i], 1, reliability); /* 1=ek */ printw(" %d) %30s %-31s [%s]", i + 1, desttype[i] == MSG_NULL ? "(cover traffic)" : dest[i], replyblock[i], reliability); } } } move(LINES - 1, COLS - 1); refresh(); c = getch(); if (edit != NYM_DELETE && c >= '1' && c <= '9' && c - '1' < rnum) { menu_replychain(&defdesttype, &deflatent, mdest, pdest, psub, replyblock[c - '1']); desttype[c - '1'] = defdesttype; latent[c - '1'] = deflatent; strncpy(dest[c - '1'], desttype[c - '1'] == MSG_POST ? pdest : mdest, LINELEN); goto redraw; } switch (c) { case 'A': acksend = !acksend; goto redraw; case 'S': signsend = !signsend; goto redraw; case 'F': fixedsize = !fixedsize; goto redraw; case 'D': disable = !disable; goto redraw; case 'K': fingerkey = !fingerkey; goto redraw; case 'q': edit = 0; select = -1; goto nymselect; case '\014': goto redraw; case 'a': cl(2, 0); printw("Nym: a)lias address: "); echo(); wgetnstr(stdscr, alias, LINELEN); noecho(); for (i = 0; alias[i] > ' ' && alias[i] != '@'; i++) ; alias[i] = '\0'; if (i == 0) goto nymselect; goto redraw; case 'p': cl(4, 0); printw(" p)seudonym: "); echo(); wgetnstr(stdscr, line, LINELEN); noecho(); if (line[0] != '\0') buf_sets(name, line); goto redraw; case 'c': menu_chain(sendchain, 0, 0); goto redraw; case 'n': cl(8, 0); printw(" n)umber of redundant copies: "); echo(); wgetnstr(stdscr, line, LINELEN); noecho(); sendnumcopies = strtol(line, NULL, 10); if (sendnumcopies < 1 || sendnumcopies > 10) sendnumcopies = 1; goto redraw; case 'r': cl(18, 0); printw(" number of r)eply chains: "); echo(); wgetnstr(stdscr, line, LINELEN); noecho(); i = rnum; rnum = strtol(line, NULL, 10); if (rnum < 1) rnum = 1; if (rnum > 5) rnum = 5; for (; i < rnum; i++) if (dest[i][0] == '\0') { desttype[i] = defdesttype; latent[i] = deflatent; strncpy(dest[i], defdesttype == MSG_POST ? pdest : mdest, LINELEN); } goto redraw; case 's': menu_chain(nymserv, 2, 0); goto redraw; case '\n': case '\r': { BUFFER *chains; int err; if (rnum == -1) chains = NULL; else { chains = buf_new(); for (i = 0; i < rnum; i++) if (replyblock[i][0] != '\0') { if (desttype[i] == MSG_POST) buf_appendf(chains, "Subject: %s\n", psub); if (desttype[i] == MSG_MAIL) buf_appends(chains, "To: "); else if (desttype[i] == MSG_POST) buf_appends(chains, "Newsgroups: "); else buf_appends(chains, "Null:"); buf_appendf(chains, "%s\n", dest[i]); buf_appendf(chains, "Chain: %s\n", replyblock[i]); buf_appendf(chains, "Latency: %d\n\n", latent[i]); } } create: clear(); buf_setf(opt, " %cacksend %csignsend +cryptrecv %cfixedsize %cdisable %cfingerkey", acksend ? '+' : '-', signsend ? '+' : '-', fixedsize ? '+' : '-', disable ? '+' : '-', fingerkey ? '+' : '-'); if (edit) { mix_status("Preparing nymserver configuration message..."); err = nym_config(edit, alias, NULL, name, sendchain, sendnumcopies, chains, opt); } else { mix_status("Preparing nym creation request..."); err = nym_config(edit, alias, nymserv, name, sendchain, sendnumcopies, chains, opt); } if (err == -3) { beep(); mix_status("Bad passphrase!"); getch(); goto create; } if (err != 0) { mix_genericerror(); beep(); refresh(); } else { if (edit) mix_status("Nymserver configuration message completed."); else mix_status("Nym creation request completed."); } if (chains) buf_free(chains); goto end; } default: beep(); goto loop; } } end: buf_free(name); buf_free(opt); return; } #endif /* USE_PGP */ default: beep(); goto select; } }