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/**************************************************************************** * Copyright (c) 2005-2006,2008 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * * "Software"), to deal in the Software without restriction, including * * without limitation the rights to use, copy, modify, merge, publish, * * distribute, distribute with modifications, sublicense, and/or sell * * copies of the Software, and to permit persons to whom the Software is * * furnished to do so, subject to the following conditions: * * * * The above copyright notice and this permission notice shall be included * * in all copies or substantial portions of the Software. * * * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * * * Except as contained in this notice, the name(s) of the above copyright * * holders shall not be used in advertising or otherwise to promote the * * sale, use or other dealings in this Software without prior written * * authorization. * ****************************************************************************/ /* * $Id: demo_altkeys.c,v 1.9 2010/11/14 00:59:26 tom Exp $ * * Demonstrate the define_key() function. * Thomas Dickey - 2005/10/22 */ #include <test.priv.h> #if defined(NCURSES_VERSION) && NCURSES_EXT_FUNCS #if TIME_WITH_SYS_TIME # include <sys/time.h> # include <time.h> #else # if HAVE_SYS_TIME_H # include <sys/time.h> # else # include <time.h> # endif #endif #define MY_LOGFILE "demo_altkeys.log" #define MY_KEYS (KEY_MAX + 1) /* * Log the most recently-written line to our logfile */ static void log_last_line(WINDOW *win) { FILE *fp; int y, x, n; char temp[256]; if ((fp = fopen(MY_LOGFILE, "a")) != 0) { int need = sizeof(temp) - 1; if (need > COLS) need = COLS; getyx(win, y, x); wmove(win, y - 1, 0); n = winnstr(win, temp, need); while (n-- > 0) { if (isspace(UChar(temp[n]))) temp[n] = '\0'; else break; } wmove(win, y, x); fprintf(fp, "%s\n", temp); fclose(fp); } } int main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED) { int n; int ch; #if HAVE_GETTIMEOFDAY int secs, msecs; struct timeval current, previous; #endif unlink(MY_LOGFILE); newterm(0, stdout, stdin); (void) cbreak(); /* take input chars one at a time, no wait for \n */ (void) noecho(); /* don't echo input */ scrollok(stdscr, TRUE); keypad(stdscr, TRUE); move(0, 0); /* we do the define_key() calls after keypad(), since the first call to * keypad() initializes the corresponding data. */ for (n = 0; n < 255; ++n) { char temp[10]; sprintf(temp, "\033%c", n); define_key(temp, n + MY_KEYS); } for (n = KEY_MIN; n < KEY_MAX; ++n) { char *value; if ((value = keybound(n, 0)) != 0) { char *temp = typeMalloc(char, strlen(value) + 2); sprintf(temp, "\033%s", value); define_key(temp, n + MY_KEYS); free(temp); free(value); } } #if HAVE_GETTIMEOFDAY gettimeofday(&previous, 0); #endif while ((ch = getch()) != ERR) { bool escaped = (ch >= MY_KEYS); const char *name = keyname(escaped ? (ch - MY_KEYS) : ch); #if HAVE_GETTIMEOFDAY gettimeofday(¤t, 0); secs = (int) (current.tv_sec - previous.tv_sec); msecs = (int) ((current.tv_usec - previous.tv_usec) / 1000); if (msecs < 0) { msecs += 1000; --secs; } if (msecs >= 1000) { secs += msecs / 1000; msecs %= 1000; } printw("%6d.%03d ", secs, msecs); previous = current; #endif printw("Keycode %d, name %s%s\n", ch, escaped ? "ESC-" : "", name != 0 ? name : "<null>"); log_last_line(stdscr); clrtoeol(); if (ch == 'q') break; } endwin(); ExitProgram(EXIT_SUCCESS); } #else int main(void) { printf("This program requires the ncurses library\n"); ExitProgram(EXIT_FAILURE); } #endif
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