/* $Id: battery.c,v 1.4 2003/10/05 17:58:50 reinelt Exp $ * * APM and ACPI specific functions * * Copyright 2001 Leo Tötsch * * This file is part of LCD4Linux. * * LCD4Linux 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, or (at your option) * any later version. * * LCD4Linux 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 this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * * * $Log: battery.c,v $ * Revision 1.4 2003/10/05 17:58:50 reinelt * libtool junk; copyright messages cleaned up * * Revision 1.3 2001/08/05 17:13:29 reinelt * * cleaned up inlude of sys/time.h and time.h * * Revision 1.2 2001/03/02 11:04:08 reinelt * * cosmetic cleanups (comment headers) * */ /* exported functions: * * int Battery (double *perc, int *status, double *lasting); * returns: * perc ... percentage of battery (0..100) * status .. 0 (online), 1 (charging), 2 (discharging) * lasting ... seconds, how long battery will last * */ #include #include #include #include #include #include #include #include #include #include #include "debug.h" int Battery (int *perc, int *status, double *dur) { static int fd = -2; static int apm = 0; if (fd==-1) return -1; if (fd==-2) { fd = open("/proc/apm", O_RDONLY | O_NDELAY); if (fd==-1) { error ("open(/proc/apm) failed: %s", strerror(errno)); fd = open("/proc/acpi", O_RDONLY | O_NDELAY); /* FIXME */ if (fd==-1) { error ("open(/proc/acpi) failed: %s", strerror(errno)); return -1; } debug ("open(/proc/acpi)=%d", fd); } else { debug ("open(/proc/apm)=%d", fd); apm = 1; } } if (lseek(fd, 0L, SEEK_SET)!=0) { error ("lseek(/proc/apm|acpi) failed: %s", strerror(errno)); fd=-1; return -1; } if (apm) { int f3, f4; char eh[4]; char buffer[128]; /* /usr/src/linux/arch/i386/kernel/apm.c : p += sprintf(p, "%s %d.%d 0x%02x 0x%02x 0x%02x 0x%02x %d%% %d %s\n", driver_version, (apm_bios_info.version >> 8) & 0xff, apm_bios_info.version & 0xff, apm_bios_info.flags, ac_line_status, battery_status, battery_flag, percentage, time_units, units); 3) AC line status 0x00: Off-line 0x01: On-line 0x02: On backup power (BIOS >= 1.1 only) 0xff: Unknown 4) Battery status 0x00: High 0x01: Low 0x02: Critical 0x03: Charging 0x04: Selected battery not present (BIOS >= 1.2 only) 0xff: Unknown */ if (read (fd, &buffer, sizeof(buffer)-1)==-1) { error ("read(/proc/apm) failed: %s", strerror(errno)); fd=-1; return -1; } /* Ver v.v fl as bs bf perc tu u*/ sscanf(buffer, "%*s %*s %*s %x %x %*s %d%% %lf %3s", &f3, &f4, perc, dur, eh); if (f3 == 0x1) *status = 0; /* Online */ else *status = 2; /* Offline = discharging */ if (f4 == 0x3) *status = 1; /* charging */ eh[1] = '\0'; /* m | s */ if (*eh == 'm') *dur *= 60; #ifdef DEBUG_BATT info("perc=%d, f3=%x, f4=%x, stat=%d, dur=%lf", *perc,f3,f4, *status, *dur); #endif } else { /* FIXME: parse ACPI */ } return 0; } 35'>35 36 37 38 39 40 41 42 43

/* $Id$
 * $URL$
 *
 * timer widget handling
 *
 * Copyright (C) 2006 Michael Reinelt <michael@reinelt.co.at>
 * Copyright (C) 2006 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
 *
 * This file is part of LCD4Linux.
 *
 * LCD4Linux 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, or (at your option)
 * any later version.
 *
 * LCD4Linux 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 this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */


#ifndef _WIDGET_TIMER_H_
#define _WIDGET_TIMER_H_

#include "property.h"

typedef struct WIDGET_TIMER {
    PROPERTY expression;	/* main timer expression */
    PROPERTY update;		/* update interval (msec) */
    PROPERTY active;		/* timer active? */
} WIDGET_TIMER;

extern WIDGET_CLASS Widget_Timer;

int widget_timer_register(void);

#endif