/* $Aumix: aumix/src/mouse.c,v 1.5 2002/05/07 08:41:38 trevor Exp $ * copyright (c) 1993, 1996-2000, 2002 the authors--see AUTHORS file * * This file is part of aumix. * * Aumix 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. * * Aumix 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 General Public License for more details. * * You should have received a copy of the GNU General Public License along with * aumix; if not, write to the Free Software Foundation, Inc., 59 Temple Place, * Suite 330, Boston, MA 02111-1307, USA. */#include "common.h"#if HAVE_CURSES#if HAVE_SYSMOUSE#if HAVE_SYS_CONSIO_H#include <sys/consio.h>#include <sys/fbio.h>#else#include <machine/console.h>#endif	/* HAVE_SYS_CONSIO_H */#include <errno.h>#endif				/* HAVE_SYSMOUSE */#include "interactive.h"#include "curses.h"#include "mouse.h"#if HAVE_SYSMOUSEextern void     SysmouseHandler(int sig);extern int      Sysm_Wgetch(WINDOW * win);static int      xpos, ypos, buttons;static int      cwidth = 8, cheight = 16;#endif				/* HAVE_SYSMOUSE */void            StartMouse(void){	Gpm_Connect     conn;#if HAVE_SYSMOUSE	mouse_info_t    mi;	video_info_t    vi;	int             fd = STDIN_FILENO;#ifndef FBIO_GETMODE		/* FreeBSD 3.x */#define FBIO_GETMODE	CONS_GET#define FBIO_MODEINFO	CONS_MODEINFO#endif				/* HAVE_SYSMOUSE */	if (ioctl(fd, FBIO_GETMODE, &vi.vi_mode) != -1 && ioctl(fd, FBIO_MODEINFO, &vi) != -1) {		cwidth = vi.vi_cwidth;		cheight = vi.vi_cheight;	}	/* Have sysmouse send us SIGUSR2 for mouse state changes. */	signal(SIGUSR2, SIG_IGN);	mi.operation = MOUSE_MODE;	mi.u.mode.mode = 0;	mi.u.mode.signal = SIGUSR2;	/*	 * If successful, register signal handler and our wgetch() replacement.	 */	if (ioctl(fd, CONS_MOUSECTL, &mi) != -1) {		signal(SIGUSR2, SysmouseHandler);		mi.operation = MOUSE_SHOW;		ioctl(fd, CONS_MOUSECTL, &mi);		Wgetch = Sysm_Wgetch;		return;	}#endif				/* HAVE_SYSMOUSE */	conn.eventMask = (unsigned short) ~0;	conn.defaultMask = GPM_MOVE | GPM_HARD;	conn.maxMod = 0;	conn.minMod = 0;	/* don't check for < 0, gpm-xterm returns -2 */	if (Gpm_Open(&conn, 0) != -1) {		gpm_handler = MouseHandler;		Wgetch = Gpm_Wgetch;	} else		Wgetch = wgetch;#if HAVE_GETMOUSE	/* enable ncurses mouse reporting */#define MMASK	(BUTTON1_PRESSED | BUTTON1_CLICKED | \		 BUTTON2_PRESSED | BUTTON2_CLICKED)	(void) mousemask(MMASK, (mmask_t *) NULL);#endif				/* HAVE_GETMOUSE */}int             MouseHandler(Gpm_Event * event, void *data){	if ((event->type & GPM_DOWN) || (event->type & GPM_DRAG)) {		if (in_keysbox)			return ' ';	/* Simulate keyboard event. */		else			DoMouse(event->x - 1, event->y - 1, GPM_TO_DOMOUSE(event->buttons));	}	return 0;}#if HAVE_SYSMOUSE/* * Signal handler for SIGUSR2: Retrieves mouse coordinates; converts pixels * to rows and columns. */void            SysmouseHandler(int sig){	int             fd = STDIN_FILENO;	struct mouse_info mi;	mi.operation = MOUSE_GETINFO;	if (ioctl(fd, CONS_MOUSECTL, &mi) == -1)		return;	xpos = mi.u.data.x;	ypos = mi.u.data.y;	/* for cosmetic bug in syscons.c on FreeBSD 3.3/3.4 */	mi.operation = MOUSE_HIDE;	ioctl(fd, CONS_MOUSECTL, &mi);	mi.operation = MOUSE_SHOW;	ioctl(fd, CONS_MOUSECTL, &mi);	buttons = mi.u.data.buttons & 3;}/* * Wait in select() loop.  If interrupted, check for mouse button press and * construct a minimal gpm pseudo-event and call MouseHandler(). Otherwise * hand over to wgetch(). */int             Sysm_Wgetch(WINDOW * win){	fd_set          rfds;	Gpm_Event       event;	int             key;	FD_ZERO(&rfds);	FD_SET(STDIN_FILENO, &rfds);	while (select(STDIN_FILENO + 1, &rfds, (fd_set *) NULL, (fd_set *) NULL, (struct timeval *) NULL) <= 0) {		if (errno == EINTR && buttons) {			event.buttons = SYSMOUSE_TO_GPM(buttons);			event.x = xpos / cwidth + 1;			event.y = ypos / cheight + 1;			event.type = GPM_DOWN;			if ((key = MouseHandler(&event, (void *) NULL)) != 0)				return key;		}	}	return wgetch(win);}#endif				/* HAVE_SYSMOUSE *//* assumes upper left corner is (0, 0) */void            DoMouse(int x, int y, int b){	int             dev_orig, mouse_dev, ii, jj;	if ((x < XOFFSET + menu_width) && (b & BUTTON1)) {	/* menu */		switch (y) {		case 2:	/* quit */			Gpm_Close();			close(mixer_fd);			CloseScreen();			exit(EXIT_SUCCESS);		case 3:	/* load */			LoadSettings();			return;		case 4:	/* save */			SaveSettings();			return;		case 5:	/* keys */			KeysBox();			return;		case 6:	/* mute */			Muting(MUTE_NO_DEVICE, MUTE_GLOBAL);			return;		case 7:	/* only */			Muting(current_dev, MUTE_ONLY);			return;		case 8:	/* undo */			Muting(MUTE_NO_DEVICE, MUTE_OFF);		default:			return;		}	}	mouse_dev = y - YOFFSET;	jj = 0;	dev_orig = mouse_dev;	for (ii = 0; jj <= dev_orig; ii++) {		if (!((devmask | recmask) & (1 << ii))) {			mouse_dev++;		} else {			jj++;		}	}	if (mouse_dev >= SOUND_MIXER_NRDEVICES)		return;	x = x - (XOFFSET + menu_width + R_P_WIDTH);	if ((x < 0) && (b & BUTTON1)) {		SwitchRecordPlay(mouse_dev);		return;	}	if ((x < level_width) && (b & BUTTON1)) {		x = x * level_increment;		AdjustLevel(mouse_dev, 0, x);		return;	}	x = x - (level_width + label_width + ARROW_WIDTH * 2);	if (x >= 0 && x < balance_width) {	/* balance */		x = x * balance_increment;		if ((((1 << mouse_dev) & stereodevs) && ((1 << mouse_dev) & devmask))) {			if (b & BUTTON1) {				AdjustBalance(mouse_dev, 0, x);			} else {				if (b & BUTTON2)					AdjustBalance(mouse_dev, -1, (MAXLEVEL / 2));			}		}		return;	}	return;}#endif				/* HAVE_CURSES */