/*
 *  All portions of code are copyright by their respective author/s.
 *  Copyright (c) 2004    Jingmin Zhou <jimmyzhou@users.sourceforge.net>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  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 Library General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

/*
** This program acts as a wrapper of the escape sequence to set the
** tab and terminal title with user supplied string.
*/

#include <stdio.h>
#include <strings.h>


/*
** mrxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
** Example: echo "\e]61;newtitle\a"
*/
#define Xterm_tab			(61) /* change tab title */
#define Xterm_tabterm		(62) /* change tab and terminal title */
#define Xterm_newtab		(63) /* create a new tab with title */
#define Xterm_prevtab		(64) /* switch to previous tab */
#define Xterm_nexttab		(65) /* switch to next tab */
#define Xterm_tint			(66) /* change tinting color */
#define Xterm_shade			(67) /* change shade level */
#define Xterm_encode		(68) /* change encoding */
#define Xterm_hide			(69) /* hide/show tabbar */
#define Xterm_opacity		(70) /* set opacity level */
#define Xterm_tabbtn		(71) /* hide/show tabbar button */
#define Xterm_tabfg			(72) /* change active tab fg */
#define Xterm_tabbg			(73) /* change tabbar/active tab bg */
#define Xterm_itabfg		(74) /* change inactive tab fg */
#define Xterm_itabbg		(75) /* change inactive tab bg */
#define Xterm_trans			(76) /* toggle background transparency */
#define Xterm_moveleft		(77) /* move active tab to left */
#define Xterm_moveright		(78) /* move active tab to right */
#define Xterm_verybold		(79) /* toggle bold font for color text */
#define Xterm_hotkeys		(80) /* toggle hotkeys */
#define Xterm_saveconfig	(81) /* save configuration */
#define Xterm_bgfade		(82) /* set bg fading degree */


static void
usage (int argc, char** argv)
{
	fprintf (stderr, "Usage:\n");
	fprintf (stderr, "  %s -t tab_title  # set tab/terminal title\n",
		argv[0]);
	fprintf (stderr, "  %s -c tab_title  # create a new tab\n",
		argv[0]);
	fprintf (stderr, "  %s -e encoding   # change encoding method\n",
		argv[0]);
	fprintf (stderr, "  %s -g color      # change tinting color\n",
		argv[0]);
	fprintf (stderr, "  %s -s number     # change shade of tinting\n",
		argv[0]);
	fprintf (stderr, "  %s -o [-+]number # change opacity level\n",
		argv[0]);
	fprintf (stderr, "  %s -p            # activate previous tab\n",
		argv[0]);
	fprintf (stderr, "  %s -n            # activate next tab\n",
		argv[0]);
	fprintf (stderr, "  %s -a            # hide/show tabbar buttons\n",
		argv[0]);
	fprintf (stderr, "  %s -H [m|t|s]    # hide/show tabbar/scrollbar/menubar\n",
		argv[0]);
	exit (1);
}


void
main (int argc, char** argv)
{
	if (2 != argc && 3 != argc)	{
		usage (argc, argv);
	}

	if (3 == argc &&
		strcmp ("-t", argv[1]) &&
		strcmp ("-c", argv[1]) &&
		strcmp ("-e", argv[1]) &&
		strcmp ("-g", argv[1]) &&
		strcmp ("-s", argv[1]) &&
		strcmp ("-o", argv[1]) &&
		strcmp ("-H", argv[1]))	{
		usage (argc, argv);
		exit (1);
	}

	if (2 == argc)	{
		if (!strcmp ("-H", argv[1]))
			/* switch to previous tab */
			fprintf (stdout, "%c]%d;%c", 033, Xterm_hide, 007);
		else if (!strcmp ("-a", argv[1]))
			/* switch to previous tab */
			fprintf (stdout, "%c]%d;%c", 033, Xterm_tabbtn, 007);
		else if (!strcmp ("-p", argv[1]))
			/* switch to previous tab */
			fprintf (stdout, "%c]%d;%c", 033, Xterm_prevtab, 007);
		else if (!strcmp ("-n", argv[1]))
			/* switch to next tab */
			fprintf (stdout, "%c]%d;%c", 033, Xterm_nexttab, 007);
		else if (!strcmp ("-t", argv[1]) ||
			!strcmp ("-c", argv[1]))
			usage (argc, argv);
			/* switch to next tab */
		else
			/* set tab title */
			fprintf (stdout, "%c]%d;%s%c", 033, Xterm_tab, argv[1], 007);
	}
	else if (3 == argc && !strcmp ("-t", argv[1]))	{
		/* set tab and terminal title */
		fprintf (stdout, "%c]%d;%s%c", 033, Xterm_tabterm, argv[2], 007);
	}
	else if (3 == argc && !strcmp ("-c", argv[1]))	{
		/* create new tab with user supplied title */
		fprintf (stdout, "%c]%d;%s%c", 033, Xterm_newtab, argv[2], 007);
	}
	else if (3 == argc && !strcmp ("-e", argv[1]))	{
		/* change encoding method */
		fprintf (stdout, "%c]%d;%s%c", 033, Xterm_encode, argv[2], 007);
	}
	else if (3 == argc && !strcmp ("-g", argv[1]))	{
		/* change tinting color */
		fprintf (stdout, "%c]%d;%s%c", 033, Xterm_tint, argv[2], 007);
	}
	else if (3 == argc && !strcmp ("-s", argv[1]))	{
		/* change shade value for tinting */
		fprintf (stdout, "%c]%d;%s%c", 033, Xterm_shade, argv[2], 007);
	}
	else if (3 == argc && !strcmp ("-o", argv[1]))	{
		/* change shade value for tinting */
		fprintf (stdout, "%c]%d;%s%c", 033, Xterm_opacity, argv[2], 007);
	}
	else if (3 == argc && !strcmp ("-H", argv[1]))	{
		/* show/hide tabbar/scrollbar/menubar */
		fprintf (stdout, "%c]%d;%s%c", 033, Xterm_hide, argv[2], 007);
	}

	exit (0);
}