testcurs.c

ncurses 库 可能有用酒用 没用就算了 我觉得还可以用

/*
 *
 * This is a test program for the PDCurses screen package for IBM PC type
 * machines.
 *
 * This program was written by John Burnell ([e-mail])
 *  wrs(5/28/93) -- modified to be consistent (perform identically) with either
 *                  PDCurses or under Unix System V, R4
 *
 * $Id: testcurs.c,v 1.34 2005/04/16 16:19:12 tom Exp $
 */

#include <test.priv.h>

#if defined(XCURSES)
char *XCursesProgramName = "testcurs";
#endif

static int initTest(WINDOW **);
static void display_menu(int, int);
static void inputTest(WINDOW *);
static void introTest(WINDOW *);
static void outputTest(WINDOW *);
static void padTest(WINDOW *);
static void scrollTest(WINDOW *);
#if defined(PDCURSES) && !defined(XCURSES)
static void resizeTest(WINDOW *);
#endif

struct commands {
    NCURSES_CONST char *text;
    void (*function) (WINDOW *);
};
typedef struct commands COMMAND;

static const COMMAND command[] =
{
    {"General Test", introTest},
    {"Pad Test", padTest},
#if defined(PDCURSES) && !defined(XCURSES)
    {"Resize Test", resizeTest},
#endif
    {"Scroll Test", scrollTest},
    {"Input Test", inputTest},
    {"Output Test", outputTest}
};
#define MAX_OPTIONS SIZEOF(command)

#if !HAVE_STRDUP
#define strdup my_strdup
static char *
strdup(char *s)
{
    char *p = (char *) malloc(strlen(s) + 1);
    if (p)
	strcpy(p, s);
    return (p);
}
#endif /* not HAVE_STRDUP */

static int width, height;

int
main(
	int argc GCC_UNUSED,
	char *argv[]GCC_UNUSED)
{
    WINDOW *win;
    int key;
    int old_option = (-1);
    int new_option = 0;
    bool quit = FALSE;
    unsigned n;

    setlocale(LC_ALL, "");

#ifdef PDCDEBUG
    PDC_debug("testcurs started\n");
#endif
    if (!initTest(&win))
	ExitProgram(EXIT_FAILURE);

    erase();
    display_menu(old_option, new_option);
    for (;;) {
#ifdef A_COLOR
	if (has_colors()) {
	    init_pair(1, COLOR_WHITE, COLOR_BLUE);
	    wbkgd(win, COLOR_PAIR(1));
	} else
	    wbkgd(win, A_REVERSE);
#else
	wbkgd(win, A_REVERSE);
#endif
	werase(win);

	noecho();
	keypad(stdscr, TRUE);
	raw();
	key = getch();
	if (key < KEY_MIN && key > 0 && isalpha(key)) {
	    if (islower(key))
		key = toupper(key);
	    for (n = 0; n < MAX_OPTIONS; ++n) {
		if (key == command[n].text[0]) {
		    display_menu(old_option, new_option = n);
		    key = ' ';
		    break;
		}
	    }
	}
	switch (key) {
	case 10:
	case 13:
	case KEY_ENTER:
	    erase();
	    refresh();
	    (*command[new_option].function) (win);
	    erase();
	    display_menu(old_option, new_option);
	    break;
	case KEY_UP:
	    new_option = (new_option == 0) ? new_option : new_option - 1;
	    display_menu(old_option, new_option);
	    break;
	case KEY_DOWN:
	    new_option = (new_option == MAX_OPTIONS - 1) ? new_option :
		new_option + 1;
	    display_menu(old_option, new_option);
	    break;
	case 'Q':
	case 'q':
	    quit = TRUE;
	    break;
	default:
	    beep();
	    break;
	case ' ':
	    break;
	}
	if (quit == TRUE)
	    break;
    }

    delwin(win);

    endwin();
#ifdef XCURSES
    XCursesExit();
#endif
    ExitProgram(EXIT_SUCCESS);
}

static void
Continue(WINDOW *win)
{
    int y1 = getmaxy(win);
    int x1 = getmaxx(win);
    int y0 = y1 < 10 ? y1 : 10;
    int x0 = 1;
    chtype save;

    save = mvwinch(win, y0, x1 - 1);

    mvwaddstr(win, y0, x0, " Press any key to continue");
    wclrtoeol(win);
    getyx(win, y0, x0);

    mvwaddch(win, y0, x1 - 1, save);

    wmove(win, y0, x0);
    raw();
    wgetch(win);
}

static int
initTest(WINDOW **win)
{
#ifdef PDCDEBUG
    PDC_debug("initTest called\n");
#endif
#ifdef TRACE
    trace(TRACE_MAXIMUM);
#endif
    initscr();
#ifdef PDCDEBUG
    PDC_debug("after initscr()\n");
#endif
#ifdef A_COLOR
    if (has_colors())
	start_color();
#endif
    width = 60;
    height = 13;		/* Create a drawing window */
    *win = newwin(height, width, (LINES - height) / 2, (COLS - width) / 2);
    if (*win == NULL) {
	endwin();
	return 0;
    }
    return 1;
}

static void
introTest(WINDOW *win)
{
    wmove(win, height / 2 - 5, width / 2);
    wvline(win, ACS_VLINE, 10);
    wmove(win, height / 2, width / 2 - 10);
    whline(win, ACS_HLINE, 20);
    Continue(win);

    beep();
    werase(win);

    box(win, ACS_VLINE, ACS_HLINE);
    wrefresh(win);
    cbreak();
    mvwaddstr(win, 1, 1,
	      "You should have rectangle in the middle of the screen");
    mvwaddstr(win, 2, 1, "You should have heard a beep");
    Continue(win);
    return;
}

static void
scrollTest(WINDOW *win)
{
    int i;
    int half;
    int OldY;
    NCURSES_CONST char *Message = "The window will now scroll slowly";

    wclear(win);
    OldY = getmaxy(win);
    half = OldY / 2;
    mvwprintw(win, OldY - 2, 1, Message);
    wrefresh(win);
    scrollok(win, TRUE);
    for (i = 1; i <= OldY; i++) {
	napms(600);
	scroll(win);
	wrefresh(win);
    }

    werase(win);
    for (i = 1; i < OldY; i++) {
	mvwprintw(win, i, 1, "Line %d", i);
    }
    mvwprintw(win, OldY - 2, 1, "The top of the window will scroll");
    wmove(win, 1, 1);
    wsetscrreg(win, 0, half - 1);
    box(win, ACS_VLINE, ACS_HLINE);
    wrefresh(win);
    for (i = 1; i <= half; i++) {
	napms(600);
	scroll(win);
	box(win, ACS_VLINE, ACS_HLINE);
	wrefresh(win);
    }

    werase(win);
    for (i = 1; i < OldY; i++) {
	mvwprintw(win, i, 1, "Line %d", i);
    }
    mvwprintw(win, 1, 1, "The bottom of the window will scroll");
    wmove(win, OldY - 2, 1);
    wsetscrreg(win, half, --OldY);
    box(win, ACS_VLINE, ACS_HLINE);
    wrefresh(win);
    for (i = half; i <= OldY; i++) {
	napms(600);
	wscrl(win, -1);
	box(win, ACS_VLINE, ACS_HLINE);
	wrefresh(win);
    }
    wsetscrreg(win, 0, OldY);
}

static void
inputTest(WINDOW *win)
{
    int answered;
    int repeat;
    int w, h, bx, by, sw, sh, i, c, num;
    char buffer[80];
    WINDOW *subWin;
    wclear(win);

    getmaxyx(win, h, w);
    getbegyx(win, by, bx);
    sw = w / 3;
    sh = h / 3;
    if ((subWin = subwin(win, sh, sw, by + h - sh - 2, bx + w - sw - 2)) == NULL)
	return;

#ifdef A_COLOR
    if (has_colors()) {
	init_pair(2, COLOR_WHITE, COLOR_RED);
	wbkgd(subWin, COLOR_PAIR(2) | A_BOLD);
    } else
	wbkgd(subWin, A_BOLD);
#else
    wbkgd(subWin, A_BOLD);
#endif
    box(subWin, ACS_VLINE, ACS_HLINE);
    wrefresh(win);

    nocbreak();
    mvwaddstr(win, 2, 1, "Press some keys for 5 seconds");
    mvwaddstr(win, 1, 1, "Pressing ^C should do nothing");
    wrefresh(win);

    werase(subWin);
    box(subWin, ACS_VLINE, ACS_HLINE);
    for (i = 0; i < 5; i++) {
	mvwprintw(subWin, 1, 1, "Time = %d", i);
	wrefresh(subWin);
	napms(1000);
	flushinp();
    }

    delwin(subWin);
    werase(win);
    flash();
    wrefresh(win);
    napms(500);

    mvwaddstr(win, 2, 1, "Press a key, followed by ENTER");
    wmove(win, 9, 10);
    wrefresh(win);
    echo();
    noraw();
    wgetch(win);
    flushinp();

    wmove(win, 9, 10);
    wdelch(win);
    mvwaddstr(win, 4, 1, "The character should now have been deleted");
    Continue(win);

    wclear(win);
    mvwaddstr(win, 1, 1, "Press keys (or mouse buttons) to show their names");
    mvwaddstr(win, 2, 1, "Press spacebar to finish");
    wrefresh(win);
    keypad(win, TRUE);
    raw();
    noecho();
    typeahead(-1);
#if defined(PDCURSES)
    mouse_set(ALL_MOUSE_EVENTS);
#endif
    for (;;) {
	wmove(win, 3, 5);
	c = wgetch(win);
	wclrtobot(win);