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/*
* $Id: test_addstr.c,v 1.10 2012/12/16 00:14:10 tom Exp $
*
* Demonstrate the waddstr() and waddch functions.
* Thomas Dickey - 2009/9/12
*/
#include <test.priv.h>
#include <linedata.h>
#define AddNStr addnstr
#define AddStr addstr
#define MvAddNStr (void) mvaddnstr
#define MvWAddNStr (void) mvwaddnstr
#define WAddNStr waddnstr
#define WAddStr waddstr
#define AddCh addch
#define WAddCh waddch
#define MY_TABSIZE 8
typedef enum {
oDefault = 0,
oMove = 1,
oWindow = 2,
oMoveWindow = 3
} Options;
static bool m_opt = FALSE;
static bool w_opt = FALSE;
static int n_opt = -1;
static void
legend(WINDOW *win, int level, Options state, char *buffer, int length)
{
const char *showstate;
switch (state) {
default:
case oDefault:
showstate = "";
break;
case oMove:
showstate = " (mvXXX)";
break;
case oWindow:
showstate = " (winXXX)";
break;
case oMoveWindow:
showstate = " (mvwinXXX)";
break;
}
wmove(win, 0, 0);
wprintw(win,
"The Strings/Chars displays should match. Enter any characters, except:\n");
wprintw(win,
"down-arrow or ^N to repeat on next line, ^W for inner window, ESC to exit.\n");
wclrtoeol(win);
wprintw(win, "Level %d,%s added %d characters <%s>", level,
showstate, length, buffer);
}
static int
ColOf(char *buffer, int length, int margin)
{
int n;
int result;
for (n = 0, result = margin + 1; n < length; ++n) {
int ch = UChar(buffer[n]);
switch (ch) {
case '\n':
/* actually newline should clear the remainder of the line
* and move to the next line - but that seems a little awkward
* in this example.
*/
case '\r':
result = 0;
break;
case '\b':
if (result > 0)
--result;
break;
case '\t':
result += (MY_TABSIZE - (result % MY_TABSIZE));
break;
case '\177':
result += 2;
break;
default:
++result;
if (ch < 32)
++result;
break;
}
}
return result;
}
#define LEN(n) ((length - (n) > n_opt) ? n_opt : (length - (n)))
static void
test_adds(int level)
{
static bool first = TRUE;
int ch;
int limit;
int row = 1;
int col;
int row2, col2;
int length;
char buffer[BUFSIZ];
WINDOW *look = 0;
WINDOW *work = 0;
WINDOW *show = 0;
int margin = (2 * MY_TABSIZE) - 1;
Options option = (Options) ((unsigned) (m_opt
? oMove
: oDefault)
| (unsigned) ((w_opt || (level > 0))
? oWindow
: oDefault));
if (first) {
static char cmd[80];
setlocale(LC_ALL, "");
putenv(strcpy(cmd, "TABSIZE=8"));
initscr();
(void) cbreak(); /* take input chars one at a time, no wait for \n */
(void) noecho(); /* don't echo input */
keypad(stdscr, TRUE);
/*
* Show the characters added in color, to distinguish from those that
* are shifted.
*/
if (has_colors()) {
start_color();
init_pair(1, COLOR_WHITE, COLOR_BLUE);
}
}
limit = LINES - 5;
if (level > 0) {
look = newwin(limit, COLS - (2 * (level - 1)), 0, level - 1);
work = newwin(limit - 2, COLS - (2 * level), 1, level);
show = newwin(4, COLS, limit + 1, 0);
box(look, 0, 0);
wnoutrefresh(look);
limit -= 2;
} else {
work = stdscr;
show = derwin(stdscr, 4, COLS, limit + 1, 0);
}
keypad(work, TRUE);
for (col = margin + 1; col < COLS; col += MY_TABSIZE)
MvWVLine(work, row, col, '.', limit - 2);
MvWVLine(work, row, margin, ACS_VLINE, limit - 2);
MvWVLine(work, row, margin + 1, ACS_VLINE, limit - 2);
limit /= 2;
MvWAddStr(work, 1, 2, "String");
MvWAddStr(work, limit + 1, 2, "Chars");
wnoutrefresh(work);
buffer[length = 0] = '\0';
legend(show, level, option, buffer, length);
wnoutrefresh(show);
doupdate();
if (has_colors()) {
wbkgdset(work, (chtype) (COLOR_PAIR(1) | ' '));
}
while ((ch = read_linedata(work)) != ERR && !isQUIT(ch)) {
wmove(work, row, margin + 1);
switch (ch) {
case key_RECUR:
test_adds(level + 1);
if (look)
touchwin(look);
touchwin(work);
touchwin(show);
if (look)
wnoutrefresh(look);
wnoutrefresh(work);
wnoutrefresh(show);
doupdate();
break;
case key_NEWLINE:
if (row < limit) {
++row;
/* put the whole string in, all at once */
col2 = margin + 1;
switch (option) {
case oDefault:
if (n_opt > 1) {
for (col = 0; col < length; col += n_opt) {
col2 = ColOf(buffer, col, margin);
if (move(row, col2) != ERR) {
AddNStr(buffer + col, LEN(col));
}
}
} else {
if (move(row, col2) != ERR) {
AddStr(buffer);
}
}
break;
case oMove:
if (n_opt > 1) {
for (col = 0; col < length; col += n_opt) {
col2 = ColOf(buffer, col, margin);
MvAddNStr(row, col2, buffer + col, LEN(col));
}
} else {
MvAddStr(row, col2, buffer);
}
break;
case oWindow:
if (n_opt > 1) {
for (col = 0; col < length; col += n_opt) {
col2 = ColOf(buffer, col, margin);
if (wmove(work, row, col2) != ERR) {
WAddNStr(work, buffer + col, LEN(col));
}
}
} else {
if (wmove(work, row, col2) != ERR) {
WAddStr(work, buffer);
}
}
break;
case oMoveWindow:
if (n_opt > 1) {
for (col = 0; col < length; col += n_opt) {
col2 = ColOf(buffer, col, margin);
MvWAddNStr(work, row, col2, buffer + col, LEN(col));
}
} else {
MvWAddStr(work, row, col2, buffer);
}
break;
}
/* do the corresponding single-character add */
row2 = limit + row;
for (col = 0; col < length; ++col) {
col2 = ColOf(buffer, col, margin);
switch (option) {
case oDefault:
if (move(row2, col2) != ERR) {
AddCh(UChar(buffer[col]));
}
break;
case oMove:
MvAddCh(row2, col2, UChar(buffer[col]));
break;
case oWindow:
if (wmove(work, row2, col2) != ERR) {
WAddCh(work, UChar(buffer[col]));
}
break;
case oMoveWindow:
MvWAddCh(work, row2, col2, UChar(buffer[col]));
break;
}
}
} else {
beep();
}
break;
default:
if (ch <= 0 || ch > 255) {
beep();
break;
}
buffer[length++] = (char) ch;
buffer[length] = '\0';
/* put the string in, one character at a time */
col = ColOf(buffer, length - 1, margin);
switch (option) {
case oDefault:
if (move(row, col) != ERR) {
AddStr(buffer + length - 1);
}
break;
case oMove:
MvAddStr(row, col, buffer + length - 1);
break;
case oWindow:
if (wmove(work, row, col) != ERR) {
WAddStr(work, buffer + length - 1);
}
break;
case oMoveWindow:
MvWAddStr(work, row, col, buffer + length - 1);
break;
}
/* do the corresponding single-character add */
switch (option) {
case oDefault:
if (move(limit + row, col) != ERR) {
AddCh(UChar(ch));
}
break;
case oMove:
MvAddCh(limit + row, col, UChar(ch));
break;
case oWindow:
if (wmove(work, limit + row, col) != ERR) {
WAddCh(work, UChar(ch));
}
break;
case oMoveWindow:
MvWAddCh(work, limit + row, col, UChar(ch));
break;
}
wnoutrefresh(work);
legend(show, level, option, buffer, length);
wnoutrefresh(show);
doupdate();
break;
}
}
delwin(show);
if (level > 0) {
delwin(work);
delwin(look);
}
}
static void
usage(void)
{
static const char *tbl[] =
{
"Usage: test_addstr [options]"
,""
,"Options:"
," -f FILE read data from given file"
," -n NUM limit string-adds to NUM bytes on ^N replay"
," -m perform wmove/move separately from add-functions"
," -w use window-parameter even when stdscr would be implied"
};
unsigned n;
for (n = 0; n < SIZEOF(tbl); ++n)
fprintf(stderr, "%s\n", tbl[n]);
ExitProgram(EXIT_FAILURE);
}
int
main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED)
{
int ch;
setlocale(LC_ALL, "");
while ((ch = getopt(argc, argv, "f:mn:w")) != -1) {
switch (ch) {
case 'f':
init_linedata(optarg);
break;
case 'm':
m_opt = TRUE;
break;
case 'n':
n_opt = atoi(optarg);
if (n_opt == 0)
n_opt = -1;
break;
case 'w':
w_opt = TRUE;
break;
default:
usage();
break;
}
}
if (optind < argc)
usage();
test_adds(0);
endwin();
ExitProgram(EXIT_SUCCESS);
}