OVERLAPPED Structure

Type OVERLAPPED
  Internal As Long
  InternalHigh As Long
  Offset As Long
  OffsetHigh As Long
  hEvent As Long
End Type

Description & Usage

The OVERLAPPED structure tells file access functions what part of a file to read or write when asynchronous (overlapped) file access is used. The structure mainly holds the location within the file to begin the read or write operation.

Visual Basic-Specific Issues

None.

Data Members

Internal

Used by Windows -- do not set.

InternalHigh

Used by Windows -- do not set.

Offset

Low-order dword of the 64-bit position in the file to start reading or writing to.

OffsetHigh

High-order dword of the 64-bit position in the file to start reading or writing to.

hEvent

Receives a handle to an event identifying the signaled state once the transfer is complete.

Used By

ReadFile, WriteFile

Go back to the alphabetical Structure listing.
Go back to the Reference section index.

Last Modified: November 17, 1999
This page is copyright © 1999 Paul Kuliniewicz. Copyright Information Revised October 29, 2000
Go back to the Windows API Guide home page.
E-mail: vbapi@vbapi.com Send Encrypted E-Mail
This page is at http://www.vbapi.com/ref/o/overlapped.html