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Provides methods for including metadata about which Store app was the last to write to a file, as well as a hint provided by the app as to what the trust level should be.
Members
The IZoneIdentifier2 interface inherits from the IUnknown interface. IZoneIdentifier2 also has these types of members:
- Methods
Methods
The IZoneIdentifier2 interface has these methods.
| Method | Description |
|---|---|
| GetAppDefinedZoneId | Gets the app-defined zone ID set by the last writer. |
| GetLastWriterPackageFamilyName | Gets the LastWriterPackageFamilyName for the last Store App to write the file. |
| RemoveAppDefinedZoneId | Removes the AppDefinedZoneId, effectively resetting it to the system default. |
| RemoveLastWriterPackageFamilyName | Removes the LastWriterPackageFamilyName from the Zone.Identifier alternate data stream. |
| SetAppDefinedZoneId | Sets AppDefinedZoneId to the ZoneId hint specified by the app. An app can update this field only if the file is open for read/write access; this will also update the LastWriterPackageFamilyName. |
| SetLastWriterPackageFamilyName | Sets the LastWriterPackageFamilyName of the last Store App to write the file. If the existing last writer is different from the current writer, AppDefinedZoneId is cleared. |
Remarks
Zone.Identifier alternate data stream format
This interface reads and writes to the Zone.Identifier alternate data stream. The format of the alternative data stream is:
[ZoneTransfer]
ZoneId=3
LastWriterPackageFamilyName=Microsoft.Office.OneNote_8wekyb3d8bbwe
AppDefinedZoneId=0
Requirements
Minimum supported client |
Windows 10 |
Minimum supported server |
Windows Server 2016 |
Header |
Urlmon.h |
IDL |
Urlmon.idl |
DLL |
Urlmon.dll |