#!/usr/bin/perl -w
# $XTermId: dynamic.pl,v 1.2 2011/07/05 09:32:53 tom Exp $
# -----------------------------------------------------------------------------
# this file is part of xterm
#
# Copyright 2011 by Thomas E. Dickey
# 
#                         All Rights Reserved
# 
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
# 
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# 
# Except as contained in this notice, the name(s) of the above copyright
# holders shall not be used in advertising or otherwise to promote the
# sale, use or other dealings in this Software without prior written
# authorization.
# -----------------------------------------------------------------------------
# Test the dynamic-color query option of xterm.
# The programs xtermcontrol and xtermset provide more options.

use strict;

use Getopt::Std;
use IO::Handle;

our @color_names = (
	"VT100 text foreground",
	"VT100 text background",
	"text cursor",
	"mouse foreground",
	"mouse background",
	"Tektronix foreground",
	"Tektronix background",
	"highlight background",
	"Tektronix cursor",
	"highlight foreground"
);

our ($opt_c, $opt_r);
&getopts('c:r') || die("Usage: $0 [options]\n
Options:\n
  -c XXX  set cursor-color
  -r      reset colors
");

sub no_reply($) {
	open TTY, "+</dev/tty" or die("Cannot open /dev/tty\n");
	autoflush TTY 1;
	my $old=`stty -g`;
	system "stty raw -echo min 0 time 5";

	print TTY @_;
	close TTY;
	system "stty $old";
}

sub get_reply($) {
	open TTY, "+</dev/tty" or die("Cannot open /dev/tty\n");
	autoflush TTY 1;
	my $old=`stty -g`;
	system "stty raw -echo min 0 time 5";

	print TTY @_;
	my $reply=<TTY>;
	close TTY;
	system "stty $old";
	if ( defined $reply ) {
		die("^C received\n") if ( "$reply" eq "\003" );
	}
	return $reply;
}

sub query_color($) {
	my $code = $_[0];
	my $param1 = $code + 10;
	my $reply;

	$reply=get_reply("\x1b]$param1;?\007");

	return unless defined $reply;
	if ( $reply =~ /\x1b]$param1;.*\007/ ) {
		my $value = $reply;

		$value =~ s/^\x1b]$param1;//;
		$value =~ s/\007//;

		printf "%24s = %s\n", $color_names[$code], $value;
	}
}

sub query_colors() {
	my $n;

	for ( $n = 0; $n <= 9; ++$n) {
		&query_color($n);
	}
}

sub reset_colors() {
	my $n;

	for ( $n = 0; $n <= 9; ++$n) {
		my $code = 110 + $n;
		&no_reply("\x1b]$code\007");
	}
}

if ( defined ($opt_c) ) {
	&no_reply("\x1b]12;$opt_c\007");
}
if ( defined ($opt_r) ) {
	&reset_colors();
}

&query_colors();