/****************************************************************************
- * Copyright (c) 1998-2016,2017 Free Software Foundation, Inc. *
+ * Copyright 2019,2020 Thomas E. Dickey *
+ * Copyright 1998-2016,2017 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 *
/*
* Author: Thomas E. Dickey 1998
*
- * $Id: filter.c,v 1.29 2017/06/17 18:16:39 tom Exp $
+ * $Id: filter.c,v 1.34 2020/02/02 23:34:34 tom Exp $
*
* An example of the 'filter()' function in ncurses, this program prompts
* for commands and executes them (like a command shell). It illustrates
new_command(char *buffer, int length, int underline, bool clocked, bool polled)
{
int code = OK;
- int limit;
if (polled) {
bool done = FALSE;
bool first = TRUE;
- int y, x;
+ int y = 0, x = 0;
int n;
int mark = 0;
int used = 0;
timeout(20); /* no one types 50CPS... */
while (!done) {
+ int limit;
int ch = getch();
buffer[used] = '\0';
}
attroff(underline);
attroff(A_BOLD);
- printw("\n");
+ refresh();
return code;
}
," -a suppress xterm alternate-screen by amending smcup/rmcup"
#endif
," -c show current time on prompt line with \"Command\""
+#if HAVE_USE_DEFAULT_COLORS
+ ," -d invoke use_default_colors"
+#endif
," -i use initscr() rather than newterm()"
," -p poll for individual characters rather than using getnstr"
};
bool a_option = FALSE;
#endif
bool c_option = FALSE;
+#if HAVE_USE_DEFAULT_COLORS
+ bool d_option = FALSE;
+#endif
bool i_option = FALSE;
bool p_option = FALSE;
setlocale(LC_ALL, "");
- while ((ch = getopt(argc, argv, "acip")) != -1) {
+ while ((ch = getopt(argc, argv, "adcip")) != -1) {
switch (ch) {
#ifdef NCURSES_VERSION
case 'a':
case 'c':
c_option = TRUE;
break;
+#if HAVE_USE_DEFAULT_COLORS
+ case 'd':
+ d_option = TRUE;
+ break;
+#endif
case 'i':
i_option = TRUE;
break;
int background = COLOR_BLACK;
start_color();
#if HAVE_USE_DEFAULT_COLORS
- if (use_default_colors() != ERR)
+ if (d_option && (use_default_colors() != ERR))
background = -1;
#endif
init_pair(1, COLOR_CYAN, (short) background);