Current File : //usr/share/doc/ncurses-devel-5.9/test/inch_wide.c
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/*
* $Id: inch_wide.c,v 1.7 2010/05/01 19:13:46 tom Exp $
*/
/*
int in_wch(cchar_t *wcval);
int mvin_wch(int y, int x, cchar_t *wcval);
int mvwin_wch(WINDOW *win, int y, int x, cchar_t *wcval);
int win_wch(WINDOW *win, cchar_t *wcval);
int in_wchstr(cchar_t *wchstr);
int in_wchnstr(cchar_t *wchstr, int n);
int win_wchstr(WINDOW *win, cchar_t *wchstr);
int win_wchnstr(WINDOW *win, cchar_t *wchstr, int n);
int mvin_wchstr(int y, int x, cchar_t *wchstr);
int mvin_wchnstr(int y, int x, cchar_t *wchstr, int n);
int mvwin_wchstr(WINDOW *win, int y, int x, cchar_t *wchstr);
int mvwin_wchnstr(WINDOW *win, int y, int x, cchar_t *wchstr, int n);
*/
#include <test.priv.h>
#if USE_WIDEC_SUPPORT
#define BASE_Y 7
#define MAX_COLS 1024
static bool
Quit(int ch)
{
return (ch == ERR || ch == 'q' || ch == QUIT || ch == ESCAPE);
}
static int
test_inchs(int level, char **argv, WINDOW *chrwin, WINDOW *strwin)
{
WINDOW *txtbox = 0;
WINDOW *txtwin = 0;
FILE *fp;
int j;
int txt_x = 0, txt_y = 0;
int base_y;
int limit;
cchar_t ch;
cchar_t text[MAX_COLS];
if (argv[level] == 0) {
beep();
return FALSE;
}
if (level > 1) {
txtbox = newwin(LINES - BASE_Y, COLS - level, BASE_Y, level);
box(txtbox, 0, 0);
wnoutrefresh(txtbox);
txtwin = derwin(txtbox,
getmaxy(txtbox) - 2,
getmaxx(txtbox) - 2,
1, 1);
base_y = 0;
} else {
txtwin = stdscr;
base_y = BASE_Y;
}
keypad(txtwin, TRUE); /* enable keyboard mapping */
(void) cbreak(); /* take input chars one at a time, no wait for \n */
(void) noecho(); /* don't echo input */
txt_y = base_y;
txt_x = 0;
wmove(txtwin, txt_y, txt_x);
if ((fp = fopen(argv[level], "r")) != 0) {
while ((j = fgetc(fp)) != EOF) {
if (waddch(txtwin, UChar(j)) != OK) {
break;
}
}
fclose(fp);
} else {
wprintw(txtwin, "Cannot open:\n%s", argv[1]);
}
while (!Quit(j = mvwgetch(txtwin, txt_y, txt_x))) {
switch (j) {
case KEY_DOWN:
case 'j':
if (txt_y < getmaxy(txtwin) - 1)
txt_y++;
else
beep();
break;
case KEY_UP:
case 'k':
if (txt_y > base_y)
txt_y--;
else
beep();
break;
case KEY_LEFT:
case 'h':
if (txt_x > 0)
txt_x--;
else
beep();
break;
case KEY_RIGHT:
case 'l':
if (txt_x < getmaxx(txtwin) - 1)
txt_x++;
else
beep();
break;
case 'w':
test_inchs(level + 1, argv, chrwin, strwin);
if (txtbox != 0) {
touchwin(txtbox);
wnoutrefresh(txtbox);
} else {
touchwin(txtwin);
wnoutrefresh(txtwin);
}
break;
default:
beep();
break;
}
MvWPrintw(chrwin, 0, 0, "char:");
wclrtoeol(chrwin);
if (txtwin != stdscr) {
wmove(txtwin, txt_y, txt_x);
if (win_wch(txtwin, &ch) != ERR) {
if (wadd_wch(chrwin, &ch) != ERR) {
for (j = txt_x + 1; j < getmaxx(txtwin); ++j) {
if (mvwin_wch(txtwin, txt_y, j, &ch) != ERR) {
if (wadd_wch(chrwin, &ch) == ERR) {
break;
}
} else {
break;
}
}
}
}
} else {
move(txt_y, txt_x);
if (in_wch(&ch) != ERR) {
if (wadd_wch(chrwin, &ch) != ERR) {
for (j = txt_x + 1; j < getmaxx(txtwin); ++j) {
if (mvin_wch(txt_y, j, &ch) != ERR) {
if (wadd_wch(chrwin, &ch) == ERR) {
break;
}
} else {
break;
}
}
}
}
}
wnoutrefresh(chrwin);
MvWPrintw(strwin, 0, 0, "text:");
wclrtobot(strwin);
limit = getmaxx(strwin) - 5;
if (txtwin != stdscr) {
wmove(txtwin, txt_y, txt_x);
if (win_wchstr(txtwin, text) != ERR) {
(void) mvwadd_wchstr(strwin, 0, 5, text);
}
wmove(txtwin, txt_y, txt_x);
if (win_wchnstr(txtwin, text, limit) != ERR) {
(void) mvwadd_wchstr(strwin, 1, 5, text);
}
if (mvwin_wchstr(txtwin, txt_y, txt_x, text) != ERR) {
(void) mvwadd_wchstr(strwin, 2, 5, text);
}
if (mvwin_wchnstr(txtwin, txt_y, txt_x, text, limit) != ERR) {
(void) mvwadd_wchstr(strwin, 3, 5, text);
}
} else {
move(txt_y, txt_x);
if (in_wchstr(text) != ERR) {
(void) mvwadd_wchstr(strwin, 0, 5, text);
}
move(txt_y, txt_x);
if (in_wchnstr(text, limit) != ERR) {
(void) mvwadd_wchstr(strwin, 1, 5, text);
}
if (mvin_wchstr(txt_y, txt_x, text) != ERR) {
(void) mvwadd_wchstr(strwin, 2, 5, text);
}
if (mvin_wchnstr(txt_y, txt_x, text, limit) != ERR) {
(void) mvwadd_wchstr(strwin, 3, 5, text);
}
}
wnoutrefresh(strwin);
}
if (level > 1) {
delwin(txtwin);
delwin(txtbox);
}
return TRUE;
}
int
main(int argc, char *argv[])
{
WINDOW *chrbox;
WINDOW *chrwin;
WINDOW *strwin;
setlocale(LC_ALL, "");
if (argc < 2) {
fprintf(stderr, "usage: %s file\n", argv[0]);
return EXIT_FAILURE;
}
initscr();
chrbox = derwin(stdscr, BASE_Y, COLS, 0, 0);
box(chrbox, 0, 0);
wnoutrefresh(chrbox);
chrwin = derwin(chrbox, 1, COLS - 2, 1, 1);
strwin = derwin(chrbox, 4, COLS - 2, 2, 1);
test_inchs(1, argv, chrwin, strwin);
endwin();
ExitProgram(EXIT_SUCCESS);
}
#else
int
main(void)
{
printf("This program requires the wide-ncurses library\n");
ExitProgram(EXIT_FAILURE);
}
#endif
Mini Shell