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CAtlFileMappingBase Class

Visual Studio 2012

This class represents a memory-mapped file.

Important
This class and its members cannot be used in applications that execute in the Windows Runtime.

class CAtlFileMappingBase

Members

Public Constructors

Name	Description
CAtlFileMappingBase::CAtlFileMappingBase	The constructor.
CAtlFileMappingBase::~CAtlFileMappingBase	The destructor.

Public Methods

Name	Description
CAtlFileMappingBase::CopyFrom	Call this method to copy from a file-mapping object.
CAtlFileMappingBase::GetData	Call this method to get the data from a file-mapping object.
CAtlFileMappingBase::GetHandle	Call this method to return the file handle.
CAtlFileMappingBase::GetMappingSize	Call this method to get the mapping size from a file-mapping object.
CAtlFileMappingBase::MapFile	Call this method to create a file-mapping object.
CAtlFileMappingBase::MapSharedMem	Call this method to create a file-mapping object that permits full access to all processes.
CAtlFileMappingBase::OpenMapping	Call this method to return a handle to the file-mapping object.
CAtlFileMappingBase::Unmap	Call this method to unmap a file-mapping object.

Public Operators

Name	Description
CAtlFileMappingBase::operator =	Sets the current file-mapping object to another file-mapping object.

Remarks

File mapping is the association of a file's contents with a portion of the virtual address space of a process. This class provides methods for creating file-mapping objects that permit programs to easily access and share data.

For more information, see File Mapping in the Windows SDK.

Requirements

Header: atlfile.h

Reference

CAtlFileMapping Class

Other Resources

ATL Class Overview

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