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Specifies the source of the default association for a file name extension. Used by methods of the IApplicationAssociationRegistration interface.
Syntax
typedef enum ASSOCIATIONLEVEL {
AL_MACHINE = 0,
AL_EFFECTIVE,
AL_USER
} ;
Constants
AL_MACHINEValue: 0 The machine-level default application association. |
AL_EFFECTIVEThe effective default for the current user. This value should be used by most applications. |
AL_USERThe per-user default application association. If this value is used and no per-user default is declared, the calling method fails with a value of HRESULT_FROM_WIN32(ERROR_NO_ASSOCIATION). |
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2008 [desktop apps only] |
| Header | shobjidl_core.h (include Shobjidl.h) |