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PowerStatus.cs
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96 lines (82 loc) · 2.02 KB
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using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using System;
namespace MyFirstapp
{
[Flags]
public enum BatteryChargeStatus : byte
{
High = 1,
Low = 2,
Critical = 4,
Charging = 8,
NoSystemBattery = 128,
Unknown = 255
}
public enum PowerLineStatus : byte
{
Offline = 0,
Online = 1,
Unknown = 255
}
class PowerStatus
{
[DllImport("kernel32", EntryPoint = "GetSystemPowerStatus")]
private static extern void GetSystemPowerStatus(ref SystemPowerStatus powerStatus);
private struct SystemPowerStatus
{
public PowerLineStatus PowerLineStatus;
public BatteryChargeStatus BatteryChargeStatus;
public Byte BatteryLifePercent;
public Byte Reserved;
public int BatteryLifeRemaining;
public int BatteryFullLifeTime;
}
private SystemPowerStatus _powerStatus;
public PowerLineStatus PowerLineStatus
{
get
{
return _powerStatus.PowerLineStatus;
}
}
public BatteryChargeStatus BatteryChargeStatus
{
get
{
return _powerStatus.BatteryChargeStatus;
}
}
public float BatteryLifePercent
{
get
{
return _powerStatus.BatteryLifePercent;
}
}
public int BatteryLifeRemaining
{
get
{
return _powerStatus.BatteryLifeRemaining;
}
}
public int BatteryFullLifeTime
{
get
{
return _powerStatus.BatteryFullLifeTime;
}
}
public PowerStatus()
{
UpdatePowerInfo();
}
public void UpdatePowerInfo()
{
GetSystemPowerStatus(ref _powerStatus);
}
}
}