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getsystempowerstatusex2 (coredll)
 

coredll is for smart devices, not desktop Windows. Therefore, this information only applies to code using the .NET Compact Framework. To see if information for getsystempowerstatusex2 in other DLLs exists, click on Find References to the right.

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Summary
This will return the current status of the battery on a mobile device

C# Signature:

[DllImport("coredll.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.U4)]
public static extern int GetSystemPowerStatusEx2(SYSTEM_POWER_STATUS_EX2 pSystemPowerStatusEx2, [MarshalAs(UnmanagedType.U4), In] int dwLen, [MarshalAs(UnmanagedType.Bool), In] bool fUpdate);

VB Signature:

Declare Function GetSystemPowerStatusEx2 Lib "Coredll.dll" (TODO) As TODO

User-Defined Types:

SYSTEM_POWER_STATUS_EX2

Alternative Managed API:

Do you know one? Please contribute it!

Notes:

The return is the size of the structure. It returns 0 if there was an error.

Tips & Tricks:

Please add some!

Sample Code:

SYSTEM_POWER_STATUS_EX2 SystemPowerStatusEx2 = new SYSTEM_POWER_STATUS_EX2();
if (GetSystemPowerStatusEx2(SystemPowerStatusEx2, Marshal.SizeOf(SystemPowerStatusEx2), true) > 0) {
       //run some battery code
}

Documentation

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