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/*
* $Id: trace.c,v 1.20 2011/10/18 10:47:26 tom Exp $
*
* trace.c -- implements screen-dump and keystroke-logging
*
* Copyright 2007-2010,2011 Thomas E. Dickey
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License, version 2.1
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to
* Free Software Foundation, Inc.
* 51 Franklin St., Fifth Floor
* Boston, MA 02110, USA.
*/
#include <dialog.h>
#ifdef HAVE_DLG_TRACE
#ifdef NEED_WCHAR_H
#include <wchar.h>
#endif
#include <dlg_keys.h>
#include <time.h>
#define myFP dialog_state.trace_output
static void
dlg_trace_time(const char *tag)
{
time_t now = time((time_t *) 0);
fprintf(myFP, "%s %s", tag, ctime(&now));
}
void
dlg_trace_msg(const char *fmt,...)
{
if (myFP != 0) {
va_list ap;
va_start(ap, fmt);
vfprintf(myFP, fmt, ap);
va_end(ap);
fflush(myFP);
}
}
void
dlg_trace_win(WINDOW *win)
{
if (myFP != 0) {
int y, x;
int j, k;
WINDOW *top = wgetparent(win);
while (top != 0 && top != stdscr) {
win = top;
top = wgetparent(win);
}
if (win != 0) {
int rc = getmaxy(win);
int cc = getmaxx(win);
chtype ch, c2;
fprintf(myFP, "window %dx%d at %d,%d\n",
rc, cc, getbegy(win), getbegx(win));
getyx(win, y, x);
for (j = 0; j < rc; ++j) {
fprintf(myFP, "%3d:", j);
for (k = 0; k < cc; ++k) {
#ifdef USE_WIDE_CURSES
char buffer[80];
ch = mvwinch(win, j, k) & (A_CHARTEXT | A_ALTCHARSET);
if (ch & A_ALTCHARSET) {
c2 = dlg_asciibox(ch);
if (c2 != 0) {
ch = c2;
}
buffer[0] = (char) ch;
buffer[1] = '\0';
} else {
cchar_t cch;
wchar_t *uc;
if (win_wch(win, &cch) == ERR
|| (uc = wunctrl(&cch)) == 0
|| uc[1] != 0
|| wcwidth(uc[0]) <= 0) {
buffer[0] = '.';
buffer[1] = '\0';
} else {
mbstate_t state;
const wchar_t *ucp = uc;
memset(&state, 0, sizeof(state));
wcsrtombs(buffer, &ucp, sizeof(buffer), &state);
k += wcwidth(uc[0]) - 1;
}
}
fputs(buffer, myFP);
#else
ch = mvwinch(win, j, k) & (A_CHARTEXT | A_ALTCHARSET);
c2 = dlg_asciibox(ch);
if (c2 != 0) {
ch = c2;
} else if (unctrl(ch) == 0 || strlen(unctrl(ch)) > 1) {
ch = '.';
}
fputc((int) (ch & 0xff), myFP);
#endif
}
fputc('\n', myFP);
}
wmove(win, y, x);
fflush(myFP);
}
}
}
void
dlg_trace_chr(int ch, int fkey)
{
static int last_err = 0;
/*
* Do not bother to trace ERR's indefinitely, since those are usually due
* to relatively short polling timeouts.
*/
if (last_err && !fkey && ch == ERR) {
++last_err;
} else if (myFP != 0) {
const char *fkey_name = "?";
if (last_err) {
fprintf(myFP, "skipped %d ERR's\n", last_err);
last_err = 0;
}
if (fkey) {
if (fkey > KEY_MAX || (fkey_name = keyname(fkey)) == 0) {
#define CASE(name) case name: fkey_name = #name; break
switch ((DLG_KEYS_ENUM) fkey) {
CASE(DLGK_MIN);
CASE(DLGK_OK);
CASE(DLGK_CANCEL);
CASE(DLGK_EXTRA);
CASE(DLGK_HELP);
CASE(DLGK_ESC);
CASE(DLGK_PAGE_FIRST);
CASE(DLGK_PAGE_LAST);
CASE(DLGK_PAGE_NEXT);
CASE(DLGK_PAGE_PREV);
CASE(DLGK_ITEM_FIRST);
CASE(DLGK_ITEM_LAST);
CASE(DLGK_ITEM_NEXT);
CASE(DLGK_ITEM_PREV);
CASE(DLGK_FIELD_FIRST);
CASE(DLGK_FIELD_LAST);
CASE(DLGK_FIELD_NEXT);
CASE(DLGK_FIELD_PREV);
CASE(DLGK_FORM_FIRST);
CASE(DLGK_FORM_LAST);
CASE(DLGK_FORM_NEXT);
CASE(DLGK_FORM_PREV);
CASE(DLGK_GRID_UP);
CASE(DLGK_GRID_DOWN);
CASE(DLGK_GRID_LEFT);
CASE(DLGK_GRID_RIGHT);
CASE(DLGK_DELETE_LEFT);
CASE(DLGK_DELETE_RIGHT);
CASE(DLGK_DELETE_ALL);
CASE(DLGK_ENTER);
CASE(DLGK_BEGIN);
CASE(DLGK_FINAL);
CASE(DLGK_SELECT);
CASE(DLGK_HELPFILE);
CASE(DLGK_TRACE);
}
}
} else if (ch == ERR) {
fkey_name = "ERR";
last_err = 1;
} else {
fkey_name = unctrl((chtype) ch);
if (fkey_name == 0)
fkey_name = "UNKNOWN";
}
fprintf(myFP, "chr %s (ch=%#x, fkey=%d)\n",
fkey_name,
ch, fkey);
fflush(myFP);
}
}
void
dlg_trace(const char *fname)
{
if (fname != 0) {
if (myFP == 0) {
myFP = fopen(fname, "a");
if (myFP != 0) {
dlg_trace_time("** opened at");
dlg_trace_msg("** dialog %s\n", dialog_version());
}
}
} else if (myFP != 0) {
dlg_trace_time("** closed at");
fclose(myFP);
myFP = 0;
}
}
#else
#undef dlg_trace
extern void dlg_trace(const char *);
void
dlg_trace(const char *fname)
{
(void) fname;
}
#endif
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