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