/* xapm.c --  * Created: Tue Jan  9 21:23:09 1996 by r.faith@ieee.org * Revised: Sun Apr 21 16:37:44 1996 by r.faith@ieee.org * Copyright 1996 Rickard E. Faith (r.faith@ieee.org) * * Modified: Fri Mar 26 11:26:00 1999 by bill.mair@bm-soft.com *           Added support for IBM ThinkPad charging options *           Added option display of AC/Battery useage * * 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, 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 * 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. * */#include <stdio.h>#include <getopt.h>#include <X11/Intrinsic.h>#include <X11/StringDefs.h>#include <X11/cursorfont.h>#include <X11/Xaw/Form.h>#include <X11/Xaw/Command.h>#include <X11/Xaw/Scrollbar.h>#include "apm.h"typedef struct _instance_variables{    Pixel highColor;    Pixel lowColor;    Pixel criticalColor;    Pixel chargingColor;    Pixel foreground;    int highValue;    int lowValue;    String geometry;    int delay;    Boolean displayPercent;} instance_variable_rec;static XtAppContext app_context;static Widget scrollbar;static Widget topLevel;static Widget command;static XtIntervalId timerId;static instance_variable_rec iv;static int debug;/* Bill Mair, 26.03.1999 ----> */#define IBM_THINKPAD       0	/* ThinkPads use the battery_flags to indicate charging */#define SHOW_AC_BAT_STATUS 1#define DEBUG_UPDATE       0#if IBM_THINKPAD == 1#define TP_CHARGE_FLAG 0x08	/* This works on the TP770X but may be different on other TPs */#endif#if SHOW_AC_BAT_STATUS == 1#define CHAR_COUNT 5#else#define CHAR_COUNT 4#endif/* <---- Bill Mair, 26.03.1999 */static void update(XtPointer client_data, XtIntervalId * id){    apm_info i;    char buf[128];    static int pixel = -1;    static int lpixel = -1;    static int bpixel = -1;    static int lastPercentage = -1;    static int lastMinutes = -1;    static int lastDisplay = -1;    static int count = 0;#if SHOW_AC_BAT_STATUS == 1    static int lastACStatus = -1;#endif    apm_read(&i);#if DEBUG_UPDATE == 1    /* BM: Added this to display all of the APM flags */    if (debug)    {	printf("\nxapm update\n");	printf("  apm_flags:          %d\n", i.apm_flags);	printf("  ac_line_status:     %d\n", i.ac_line_status);	printf("  battery_status:     %d\n", i.battery_status);	printf("  battery_flags:      %d\n", i.battery_flags);	printf("  battery_percentage: %d\n", i.battery_percentage);	printf("  battery_time:       %d\n", i.battery_time);	printf("  using_minutes:      %d\n", i.using_minutes);    }#endif    if (iv.displayPercent)    {	if (lastDisplay != iv.displayPercent	    || i.battery_percentage != lastPercentage#if SHOW_AC_BAT_STATUS == 1	    || i.ac_line_status != lastACStatus#endif	    )	{	    /* lastPercentage updated at end */#if SHOW_AC_BAT_STATUS == 1	    sprintf(buf, "%s%d%%", i.ac_line_status ? "P" : "B", i.battery_percentage);#else	    sprintf(buf, "%d%%", i.battery_percentage);#endif	    XtVaSetValues(command, XtNlabel, buf, NULL);	}    }    else    {	int minutes = i.using_minutes ? i.battery_time : i.battery_time / 60;	if (lastDisplay != iv.displayPercent || lastMinutes != minutes#if SHOW_AC_BAT_STATUS == 1	    || i.ac_line_status != lastACStatus#endif	    )	{	    lastMinutes = minutes;#if SHOW_AC_BAT_STATUS == 1	    sprintf(buf, "%s%s", i.ac_line_status ? "P" : "B", apm_time_nosec(minutes * 60));#else	    sprintf(buf, "%s", apm_time_nosec(minutes * 60));#endif	    XtVaSetValues(command, XtNlabel, buf, NULL);	}    }    lastDisplay = iv.displayPercent;#if SHOW_AC_BAT_STATUS == 1    lastACStatus = i.ac_line_status;#endif    if (i.battery_percentage <= iv.lowValue)    {	if (pixel != iv.criticalColor)	    XtVaSetValues(scrollbar, XtNforeground,			  pixel = iv.criticalColor, NULL);	if (bpixel != iv.criticalColor)	    XtVaSetValues(scrollbar, XtNborderColor,			  bpixel = iv.criticalColor, NULL);    }    else if (i.battery_percentage <= iv.highValue)    {	if (pixel != iv.lowColor)	    XtVaSetValues(scrollbar, XtNforeground, pixel = iv.lowColor, NULL);	if (bpixel != iv.foreground)	    XtVaSetValues(scrollbar, XtNborderColor,			  bpixel = iv.foreground, NULL);    }    else    {	if (pixel != iv.highColor)	    XtVaSetValues(scrollbar, XtNforeground, pixel = iv.highColor, NULL);	if (i.battery_percentage == 100)	{	    if (bpixel != iv.highColor)		XtVaSetValues(scrollbar, XtNborderColor,			      bpixel = iv.highColor, NULL);	}	else	{	    if (bpixel != iv.foreground)		XtVaSetValues(scrollbar, XtNborderColor,			      bpixel = iv.foreground, NULL);	}    }    if (debug)	printf("scrollbar color = %d\n", pixel);    if (i.battery_status == 3#if IBM_THINKPAD == 1	|| (i.battery_flags & TP_CHARGE_FLAG)#endif	)    {	if (lpixel != iv.chargingColor)	    XtVaSetValues(command, XtNforeground,			  lpixel = iv.chargingColor, NULL);    }    else    {	if (i.battery_percentage < iv.lowValue && count++ % 2)	{	    if (lpixel != iv.criticalColor)		XtVaSetValues(command,			 XtNforeground, lpixel = iv.criticalColor, NULL);	}	else	{	    if (lpixel != iv.foreground)		XtVaSetValues(command,			    XtNforeground, lpixel = iv.foreground, NULL);	}    }    if (debug)	printf("command color = %d, status = %d\n",	       lpixel, i.battery_status);    if (i.battery_percentage != lastPercentage)	XawScrollbarSetThumb(scrollbar, 0.0,			     i.battery_percentage < 0			     ? 0.0			     : i.battery_percentage / 100.0);    lastPercentage = i.battery_percentage;    timerId = XtAppAddTimeOut(app_context, 1000 * iv.delay + 500,			      update, app_context);}static void press(Widget w, XtPointer client_data, XtPointer call_data){    iv.displayPercent = !iv.displayPercent;    XtRemoveTimeOut(timerId);    timerId = XtAppAddTimeOut(app_context, 0, update, app_context);    if (debug)	printf("displayPercent = %d\n", iv.displayPercent);}static XrmOptionDescRec options[] ={    {"-highcolor", "*highColor", XrmoptionSepArg, NULL},    {"-lowcolor", "*lowColor", XrmoptionSepArg, NULL},    {"-criticalcolor", "*criticalColor", XrmoptionSepArg, NULL},    {"-chargingcolor", "*chargingColor", XrmoptionSepArg, NULL},    {"-highvalue", "*highValue", XrmoptionSepArg, NULL},    {"-lowvalue", "*lowValue", XrmoptionSepArg, NULL},    {"-delay", "*delay", XrmoptionSepArg, NULL},    {"-percent", "*percent", XrmoptionNoArg, (XtPointer) "true"},};#define offset(field) XtOffsetOf( instance_variable_rec, field )static XtResource resources[] ={    {"highColor", XtCForeground, XtRPixel, sizeof(Pixel),     offset(highColor), XtRString, "green"},    {"lowColor", XtCForeground, XtRPixel, sizeof(Pixel),     offset(lowColor), XtRString, "yellow"},    {"criticalColor", XtCForeground, XtRPixel, sizeof(Pixel),     offset(criticalColor), XtRString, "red"},    {"chargingColor", XtCForeground, XtRPixel, sizeof(Pixel),     offset(chargingColor), XtRString, "blue"},    {XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel),     offset(foreground), XtRString, XtDefaultForeground},    {"highValue", XtCValue, XtRInt, sizeof(int),     offset(highValue), XtRImmediate, (XtPointer) 50},    {"lowValue", XtCValue, XtRInt, sizeof(int),     offset(lowValue), XtRImmediate, (XtPointer) 10},    {"geometry", XtCString, XtRString, sizeof(String),     offset(geometry), XtRString, (XtPointer) "10x100"},    {"delay", XtCValue, XtRInt, sizeof(int),     offset(delay), XtRImmediate, (XtPointer) 1},    {"percent", XtCValue, XtRBoolean, sizeof(Boolean),     offset(displayPercent), XtRImmediate, (XtPointer) FALSE},};int main(int argc, char **argv){    Cursor cursor;    int c;    Widget form;    XFontStruct *fs;    int fontWidth, fontHeight;    int x = 0, y = 0, height = 10, width = 100;    switch (apm_exists())    {    case 1:	fprintf(stderr, "No APM support in kernel\n");	exit(1);    case 2:	fprintf(stderr, "Old APM support in kernel\n");	exit(2);    }    topLevel = XtVaAppInitialize(&app_context, "XApm",				 options, XtNumber(options),				 &argc, argv, NULL, NULL);    XtGetApplicationResources(topLevel,			      &iv,			      resources,			      XtNumber(resources),			      NULL, 0);    if (iv.delay < 1)	iv.delay = 1;    XParseGeometry(iv.geometry, &x, &y, &width, &height);    while ((c = getopt(argc, argv, "DV")) != -1)	switch (c)	{	case 'D':	    ++debug;	    break;	case 'V':	    fprintf(stderr, "apmd version %s\n", VERSION);	    exit(0);	    break;	}    if (debug)    {	printf("highColor = %ld\n", iv.highColor);	printf("lowColor = %ld\n", iv.lowColor);	printf("criticalColor = %ld\n", iv.criticalColor);	printf("chargingColor = %ld\n", iv.chargingColor);	printf("foreground = %ld\n", iv.foreground);	printf("highValue = %d\n", iv.highValue);	printf("lowValue = %d\n", iv.lowValue);	printf("geometry = %s\n", iv.geometry);    }    cursor = XCreateFontCursor(XtDisplay(topLevel), XC_top_left_arrow);    form = XtVaCreateManagedWidget("form",				   formWidgetClass, topLevel,				   XtNorientation, XtorientHorizontal,				   XtNborderWidth, 0,				   XtNdefaultDistance, 2,				   NULL);    command = XtVaCreateManagedWidget("command",				      commandWidgetClass, form,				      XtNleft, XtChainLeft,				      XtNhighlightThickness, 0,				      XtNinternalHeight, 0,				      XtNinternalWidth, 0,				      XtNborderWidth, 0,				      XtNlabel, "",				      XtNresize, FALSE,				      NULL);    XtVaGetValues(command, XtNfont, &fs, NULL);    fontWidth = fs->max_bounds.width;    fontHeight = fs->max_bounds.ascent + fs->max_bounds.descent;    XtVaSetValues(command, XtNwidth, fontWidth * CHAR_COUNT, NULL);    if (debug)    {	int tmp = (width > fontWidth * CHAR_COUNT - 6)	? width - fontWidth * CHAR_COUNT - 6	: fontWidth * CHAR_COUNT;	printf("width = %d, using %d + %d = %d\n",	width, fontWidth * CHAR_COUNT, tmp, fontWidth * CHAR_COUNT + tmp);    }    scrollbar = XtVaCreateManagedWidget("scrollbar",					scrollbarWidgetClass, form,					XtNhorizDistance, 3,					XtNfromHoriz, command,				      XtNorientation, XtorientHorizontal,					XtNscrollHCursor, cursor,					XtNthickness, fontHeight,			  XtNlength, (width > fontWidth * CHAR_COUNT - 6)				     ? width - fontWidth * CHAR_COUNT - 6					: fontWidth * CHAR_COUNT,					NULL);    XawScrollbarSetThumb(scrollbar, 0.0, 0.0);    XtVaSetValues(scrollbar,		  XtNtranslations, XtParseTranslationTable(""), NULL);    XtAddCallback(command, XtNcallback, press, NULL);    XtRealizeWidget(topLevel);    timerId = XtAppAddTimeOut(app_context, 0, update, app_context);    XtAppMainLoop(app_context);    return 0;}