[dragonfly.git] / usr.bin / window / cmd1.c

/*	@(#)cmd1.c	8.1 (Berkeley) 6/6/93	*/
/*	$NetBSD: cmd1.c,v 1.7 2003/08/07 11:17:22 agc Exp $	*/

/*
 * Copyright (c) 1983, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Edward Wang at The University of California, Berkeley.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include "defs.h"
#include "char.h"

void
c_window(void)
{
	int col, row, xcol, xrow;
	int id;

	if ((id = findid()) < 0)
		return;
	if (!terse)
		wwputs("New window (upper left corner): ", cmdwin);
	col = 0;
	row = 1;
	wwadd(boxwin, framewin->ww_back);
	for (;;) {
		wwbox(boxwin, row - 1, col - 1, 3, 3);
		wwsetcursor(row, col);
		while (wwpeekc() < 0)
			wwiomux();
		switch (getpos(&row, &col, row > 1, 0,
			wwnrow - 1, wwncol - 1)) {
		case 3:
			wwunbox(boxwin);
			wwdelete(boxwin);
			return;
		case 2:
			wwunbox(boxwin);
			break;
		case 1:
			wwunbox(boxwin);
		case 0:
			continue;
		}
		break;
	}
	if (!terse)
		wwputs("\nNew window (lower right corner): ", cmdwin);
	xcol = col;
	xrow = row;
	for (;;) {
		wwbox(boxwin, row - 1, col - 1,
			xrow - row + 3, xcol - col + 3);
		wwsetcursor(xrow, xcol);
		while (wwpeekc() < 0)
			wwiomux();
		switch (getpos(&xrow, &xcol, row, col, wwnrow - 1, wwncol - 1))
		{
		case 3:
			wwunbox(boxwin);
			wwdelete(boxwin);
			return;
		case 2:
			wwunbox(boxwin);
			break;
		case 1:
			wwunbox(boxwin);
		case 0:
			continue;
		}
		break;
	}
	wwdelete(boxwin);
	if (!terse)
		wwputc('\n', cmdwin);
	wwcurtowin(cmdwin);
	(void) openwin(id, row, col, xrow-row+1, xcol-col+1, default_nline,
	    (char *) 0, WWT_PTY, WWU_HASFRAME, default_shellfile,
	    default_shell);
}

int
getpos(int *row, int *col, int minrow, int mincol, int maxrow, int maxcol)
{
	static int scount;
	int count;
	int c;
	int oldrow = *row, oldcol = *col;

	while ((c = wwgetc()) >= 0) {
		switch (c) {
		case '0': case '1': case '2': case '3': case '4':
		case '5': case '6': case '7': case '8': case '9':
			scount = scount * 10 + c - '0';
			continue;
		}
		count = scount ? scount : 1;
		scount = 0;
		switch (c) {
		case 'h':
			if ((*col -= count) < mincol)
				*col = mincol;
			break;
		case 'H':
			*col = mincol;
			break;
		case 'l':
			if ((*col += count) > maxcol)
				*col = maxcol;
			break;
		case 'L':
			*col = maxcol;
			break;
		case 'j':
			if ((*row += count) > maxrow)
				*row = maxrow;
			break;
		case 'J':
			*row = maxrow;
			break;
		case 'k':
			if ((*row -= count) < minrow)
				*row = minrow;
			break;
		case 'K':
			*row = minrow;
			break;
		case ctrl('['):
			if (!terse)
				wwputs("\nCancelled.  ", cmdwin);
			return 3;
		case '\r':
			return 2;
		default:
			if (!terse)
				wwputs("\nType [hjklHJKL] to move, return to enter position, escape to cancel.", cmdwin);
			wwbell();
		}
	}
	return oldrow != *row || oldcol != *col;
}
Commit	Line	Data
2c872e05	1	/* @(#)cmd1.c 8.1 (Berkeley) 6/6/93 */
abecab39 SW	2	/* $NetBSD: cmd1.c,v 1.7 2003/08/07 11:17:22 agc Exp $ */
abecab39 SW	3
984263bc MD	4	/*
	5	* Copyright (c) 1983, 1993
	6	* The Regents of the University of California. All rights reserved.
	7	*
	8	* This code is derived from software contributed to Berkeley by
	9	* Edward Wang at The University of California, Berkeley.
	10	*
	11	* Redistribution and use in source and binary forms, with or without
	12	* modification, are permitted provided that the following conditions
	13	* are met:
	14	* 1. Redistributions of source code must retain the above copyright
	15	* notice, this list of conditions and the following disclaimer.
	16	* 2. Redistributions in binary form must reproduce the above copyright
	17	* notice, this list of conditions and the following disclaimer in the
	18	* documentation and/or other materials provided with the distribution.
abecab39	19	* 3. Neither the name of the University nor the names of its contributors
984263bc MD	20	* may be used to endorse or promote products derived from this software
	21	* without specific prior written permission.
	22	*
	23	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	24	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	25	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	26	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	27	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	28	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	29	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	30	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	31	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	32	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	33	* SUCH DAMAGE.
	34	*/
	35
984263bc MD	36	#include "defs.h"
	37	#include "char.h"
	38
abecab39 SW	39	void
abecab39 SW	40	c_window(void)
984263bc MD	41	{
	42	int col, row, xcol, xrow;
	43	int id;
	44
	45	if ((id = findid()) < 0)
	46	return;
	47	if (!terse)
	48	wwputs("New window (upper left corner): ", cmdwin);
	49	col = 0;
	50	row = 1;
	51	wwadd(boxwin, framewin->ww_back);
	52	for (;;) {
	53	wwbox(boxwin, row - 1, col - 1, 3, 3);
	54	wwsetcursor(row, col);
	55	while (wwpeekc() < 0)
	56	wwiomux();
	57	switch (getpos(&row, &col, row > 1, 0,
	58	wwnrow - 1, wwncol - 1)) {
	59	case 3:
	60	wwunbox(boxwin);
	61	wwdelete(boxwin);
	62	return;
	63	case 2:
	64	wwunbox(boxwin);
	65	break;
	66	case 1:
	67	wwunbox(boxwin);
	68	case 0:
	69	continue;
	70	}
	71	break;
	72	}
	73	if (!terse)
	74	wwputs("\nNew window (lower right corner): ", cmdwin);
	75	xcol = col;
	76	xrow = row;
	77	for (;;) {
	78	wwbox(boxwin, row - 1, col - 1,
	79	xrow - row + 3, xcol - col + 3);
	80	wwsetcursor(xrow, xcol);
	81	while (wwpeekc() < 0)
	82	wwiomux();
	83	switch (getpos(&xrow, &xcol, row, col, wwnrow - 1, wwncol - 1))
	84	{
	85	case 3:
	86	wwunbox(boxwin);
	87	wwdelete(boxwin);
	88	return;
	89	case 2:
	90	wwunbox(boxwin);
	91	break;
	92	case 1:
	93	wwunbox(boxwin);
	94	case 0:
	95	continue;
	96	}
	97	break;
	98	}
	99	wwdelete(boxwin);
	100	if (!terse)
	101	wwputc('\n', cmdwin);
	102	wwcurtowin(cmdwin);
	103	(void) openwin(id, row, col, xrow-row+1, xcol-col+1, default_nline,
abecab39 SW	104	(char *) 0, WWT_PTY, WWU_HASFRAME, default_shellfile,
abecab39 SW	105	default_shell);
984263bc MD	106	}
984263bc MD	107
abecab39 SW	108	int
abecab39 SW	109	getpos(int row, int col, int minrow, int mincol, int maxrow, int maxcol)
984263bc MD	110	{
	111	static int scount;
	112	int count;
	113	int c;
	114	int oldrow = row, oldcol = col;
	115
	116	while ((c = wwgetc()) >= 0) {
	117	switch (c) {
	118	case '0': case '1': case '2': case '3': case '4':
	119	case '5': case '6': case '7': case '8': case '9':
	120	scount = scount * 10 + c - '0';
	121	continue;
	122	}
	123	count = scount ? scount : 1;
	124	scount = 0;
	125	switch (c) {
	126	case 'h':
	127	if ((*col -= count) < mincol)
	128	*col = mincol;
	129	break;
	130	case 'H':
	131	*col = mincol;
	132	break;
	133	case 'l':
	134	if ((*col += count) > maxcol)
	135	*col = maxcol;
	136	break;
	137	case 'L':
	138	*col = maxcol;
	139	break;
	140	case 'j':
	141	if ((*row += count) > maxrow)
	142	*row = maxrow;
	143	break;
	144	case 'J':
	145	*row = maxrow;
	146	break;
	147	case 'k':
	148	if ((*row -= count) < minrow)
	149	*row = minrow;
	150	break;
	151	case 'K':
	152	*row = minrow;
	153	break;
	154	case ctrl('['):
	155	if (!terse)
	156	wwputs("\nCancelled. ", cmdwin);
	157	return 3;
	158	case '\r':
	159	return 2;
	160	default:
	161	if (!terse)
	162	wwputs("\nType [hjklHJKL] to move, return to enter position, escape to cancel.", cmdwin);
	163	wwbell();
	164	}
	165	}
	166	return oldrow != row \|\| oldcol != col;
	167	}