C#-显示电池容量、电池百分比、电池剩余容量、电池充电状态等信息
使用C#可以通过以下代码来获取电池容量、电池百分比、电池剩余容量、电池充电状态等信息:
using System;
using System.Management;
public static class BatteryInfo
{
public static int GetBatteryCapacity()
{
ManagementClass wmiClass = new ManagementClass("Win32_Battery");
ManagementObjectCollection wmiDevices = wmiClass.GetInstances();
foreach (ManagementObject wmiDevice in wmiDevices)
{
int capacity = Convert.ToInt32(wmiDevice.Properties["DesignCapacity"].Value);
return capacity;
}
return -1;
}
public static int GetBatteryPercentage()
{
ManagementClass wmiClass = new ManagementClass("Win32_Battery");
ManagementObjectCollection wmiDevices = wmiClass.GetInstances();
foreach (ManagementObject wmiDevice in wmiDevices)
{
int percentage = Convert.ToInt32(wmiDevice.Properties["EstimatedChargeRemaining"].Value);
return percentage;
}
return -1;
}
public static int GetBatteryRemainingCapacity()
{
ManagementClass wmiClass = new ManagementClass("Win32_Battery");
ManagementObjectCollection wmiDevices = wmiClass.GetInstances();
foreach (ManagementObject wmiDevice in wmiDevices)
{
int remainingCapacity = Convert.ToInt32(wmiDevice.Properties["EstimatedChargeRemaining"].Value);
int maxCapacity = Convert.ToInt32(wmiDevice.Properties["MaxCapacity"].Value);
int remainingCapacityPercentage = (remainingCapacity * 100) / maxCapacity;
int estimatedCapacity = (maxCapacity * remainingCapacityPercentage) / 100;
return estimatedCapacity;
}
return -1;
}
public static string GetBatteryStatus()
{
ManagementClass wmiClass = new ManagementClass("Win32_Battery");
ManagementObjectCollection wmiDevices = wmiClass.GetInstances();
foreach (ManagementObject wmiDevice in wmiDevices)
{
string batteryStatus = wmiDevice.Properties["BatteryStatus"].Value.ToString();
if (batteryStatus == "2")
{
return "Charging";
}
else if (batteryStatus == "1")
{
return "Discharging";
}
else if (batteryStatus == "3")
{
return "Fully charged";
}
else
{
return "Unknown";
}
}
return "Unknown";
}
}
然后可以在代码中调用这些方法来获取电池信息,例如:
int batteryCapacity = BatteryInfo.GetBatteryCapacity();
int batteryPercentage = BatteryInfo.GetBatteryPercentage();
int batteryRemainingCapacity = BatteryInfo.GetBatteryRemainingCapacity();
string batteryStatus = BatteryInfo.GetBatteryStatus();
Console.WriteLine("Battery capacity: " + batteryCapacity + " mAh");
Console.WriteLine("Battery percentage: " + batteryPercentage + "%");
Console.WriteLine("Battery remaining capacity: " + batteryRemainingCapacity + " mAh");
Console.WriteLine("Battery status: " + batteryStatus);
这样就可以在控制台中显示电池容量、电池百分比、电池剩余容量、电池充电状态等信息。
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