IOCTL_BATTERY_SUPPORTSCHANGENOTIFICATION

  • 项目

This IOCTL indicates whether the battery driver can report whether the batteries were changed. The DeviceIoControl function calls this IOCTL.

Parameters

  • hDevice
    [in] Handle to the device that is to perform the operation. To obtain a device handle, call the CreateFile function.
  • dwIoControlCode
    [in] Set to IOCTL_BATTERY_SUPPORTSCHANGENOTIFICATION.
  • pInBuf
    [in] Set to NULL.
  • InBufLen
    [in] Set to zero.
  • pOutBuf
    [out] Pointer to a BOOL that will be set to TRUE if the battery supports change notification, or FALSE otherwise.
  • OutBufLen
    [in] Set to sizeof(BOOL).
  • lpBytesReturned
    [out] Long pointer to a variable that receives the size, in bytes, of the data stored into the buffer pointed to by lpOutBuffer.
  • lpOverlapped
    [in] Ignored; set to NULL.**

Return Values

If successful, DeviceIoControl returns TRUE and *pdwBytesTransferred will be sizeof(BOOL). Otherwise, DeviceIoControl returns FALSE. In case of failure, GetLastError contains an error status.

Remarks

For more information, see BatteryDrvrSupportsChangeNotification.

Requirements

OS Versions: Windows CE .NET 4.2 and later.
Header: Battery.h.

See Also

Battery Drivers | BatteryDrvrSupportsChangeNotification | DeviceIoControl

 Last updated on Tuesday, May 18, 2004

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