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/*
htop - BatteryMeter.c
(C) 2004-2011 Hisham H. Muhammad
Released under the GNU GPLv2, see the COPYING file
in the source distribution for its full text.
This meter written by Ian P. Hands (iphands@gmail.com, ihands@redhat.com).
*/
#include "BatteryMeter.h"
#include <math.h>
#include "CRT.h"
#include "Object.h"
#include "Platform.h"
#include "XUtils.h"
static const int BatteryMeter_attributes[] = {
BATTERY
};
static void BatteryMeter_updateValues(Meter* this, char* buffer, size_t len) {
ACPresence isOnAC;
double percent;
Platform_getBattery(&percent, &isOnAC);
if (isnan(percent)) {
this->values[0] = NAN;
xSnprintf(buffer, len, "N/A");
return;
}
this->values[0] = percent;
const char *onAcText, *onBatteryText, *unknownText;
unknownText = "%.1f%%";
if (this->mode == TEXT_METERMODE) {
onAcText = "%.1f%% (Running on A/C)";
onBatteryText = "%.1f%% (Running on battery)";
} else {
onAcText = "%.1f%%(A/C)";
onBatteryText = "%.1f%%(bat)";
}
if (isOnAC == AC_PRESENT) {
xSnprintf(buffer, len, onAcText, percent);
} else if (isOnAC == AC_ABSENT) {
xSnprintf(buffer, len, onBatteryText, percent);
} else {
xSnprintf(buffer, len, unknownText, percent);
}
}
const MeterClass BatteryMeter_class = {
.super = {
.extends = Class(Meter),
.delete = Meter_delete
},
.updateValues = BatteryMeter_updateValues,
.defaultMode = TEXT_METERMODE,
.maxItems = 1,
.total = 100.0,
.attributes = BatteryMeter_attributes,
.name = "Battery",
.uiName = "Battery",
.caption = "Battery: "
};
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