Xceed Zip Compression Library Documentation
IgnoredExtraHeaders property
Xceed Zip control reference > Xceed Zip control properties > IgnoredExtraHeaders property

Description

The IgnoredExtraHeaders property lets you control what type of supplemental file information should be ignored when accessing files that are already contained in a zip file.

Data type

xcdExtraHeader

Possible values

Enum Value Meaning
xehNone 0 No extra headers will be stored or retrieved.
xehExtTimeStamp 1 Store/Retrieve extended time-stamp information about a file using a header format defined by the Info-Zip group. Time-stamp information is stored in UNIX format and includes the last modification date and time, the last accessed date and time and the creation date and time.
xehFileTimes 2 Store/Retrieve extended time-stamp information about a file using a header format defined by PKWARE®. Time-stamp information is stored in Windows NT format and includes the last modification date and time, the last accessed date and time and the creation date and time.
xehSecurityDescriptor 4 Store/Retrieve the Windows NT file security information header.
xehUnicode 8 Store/Retrieve the UNICODE filename header.
xehUTF8Filename 32 The file path will be read and/or written as Unicode (UTF-8). This extra header is part of the Zip Specification version 6.3.2.
xehUTF8Comment 64 The file comment will be read and/or written as Unicode (UTF-8). This extra header is part of the Zip Specification version 6.3.2.

Default value

xehNone

Declaration (DLL API)  
UINT XzGetIgnoredExtraHeaders( HXCEEDZIP hZip )
void XzSetIgnoredExtraHeaders( HXCEEDZIP hZip, UINT uValue )

Remarks 

To control what type of supplemental information is to be stored when a zip file is created or updated, use the ExtraHeaders property

Applicable methods

Zip, Unzip, ListZipContents, Convert, RemoveFiles