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Power status for Linux

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This commit is contained in:
Dmitry Jemerov
2018-05-16 18:30:41 +02:00
parent fe227d8490
commit eb5db5e6a5
1 changed files with 18 additions and 0 deletions
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platform/platform-impl/src/com/intellij/util/system/PowerStatus.kt
+18
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@@ -3,9 +3,11 @@ package com.intellij.util.system
import com.intellij.jna.JnaLoader
import com.intellij.openapi.util.SystemInfo
import com.intellij.openapi.util.io.FileUtil
import com.sun.jna.Native
import com.sun.jna.Structure
import com.sun.jna.win32.StdCallLibrary
import java.io.IOException
enum class PowerStatus {
UNKNOWN, AC_POWER, BATTERY
@@ -14,6 +16,7 @@ enum class PowerStatus {
fun getPowerStatus(): PowerStatus {
return when {
SystemInfo.isWindows -> getWindowsPowerStatus()
SystemInfo.isLinux -> getLinuxPowerStatus()
else -> PowerStatus.UNKNOWN
}
}
@@ -44,6 +47,21 @@ private interface Kernel32 : StdCallLibrary {
private val kernel32 by lazy { Native.loadLibrary("kernel32", Kernel32::class.java) }
// https://github.com/Goles/Battery/blob/master/battery
private fun getLinuxPowerStatus(): PowerStatus {
val file = batteryFilePath ?: return PowerStatus.UNKNOWN
try {
return if (FileUtil.loadFile(file) == "Discharging") PowerStatus.BATTERY else PowerStatus.AC_POWER
}
catch (e: IOException) {
return PowerStatus.UNKNOWN;
}
}
private val batteryFilePath by lazy {
FileUtil.findFirstThatExist("/sys/class/power_supply/BAT0/energy_now", "/sys/class/power_supply/BAT0/status")
}
fun main(args: Array<String>) {
println("The current power status is ${getPowerStatus()}")
}