ASSOCIATIONELEMENT structure (shellapi.h)
Defines information used by AssocCreateForClasses to retrieve an IQueryAssociations interface for a given file association.
Syntax
typedef struct ASSOCIATIONELEMENT {
ASSOCCLASS ac;
HKEY hkClass;
PCWSTR pszClass;
} ASSOCIATIONELEMENT;
Members
ac
Type: ASSOCCLASS
Where to obtain association data and the form the data is stored in. One of the following values from the ASSOCCLASS enumeration.
ASSOCCLASS_APP_KEY
The hkClass member provides the full registry path of an application identifier (APPID).
ASSOCCLASS_CLSID_KEY
The hkClass member provides the full registry path of a CLSID.
ASSOCCLASS_CLSID_STR
The hkClass member names a CLSID found as HKEY_CLASSES_ROOT\CLSID\pszClass.
ASSOCCLASS_PROGID_KEY
The hkClass member provides the full registry path of a ProgID.
ASSOCCLASS_SHELL_KEY
The hkClass member names a key found as
HKEY_CLASSES_ROOT\SystemFileAssociations\hkClass.
ASSOCCLASS_PROGID_STR
The pszClass member names a ProgID found as HKEY_CLASSES_ROOT\pszClass.
ASSOCCLASS_SYSTEM_STR
The pszClass member names a key found as HKEY_CLASSES_ROOT\SystemFileAssociations\pszClass.
ASSOCCLASS_APP_STR
The APPID storing the application information is found at HKEY_CLASSES_ROOT\Applications\FileName where FileName is obtained by sending pszClass to PathFindFileName.
ASSOCCLASS_FOLDER
Use the association information for folders stored under HKEY_CLASSES_ROOT\Folder. When this flag is set, hkClass and pszClass are ignored.
ASSOCCLASS_STAR
Use the association information stored under the HKEY_CLASSES_ROOT\* subkey. When this flag is set, hkClass and pszClass are ignored.
ASSOCCLASS_FIXED_PROGID_STR
Introduced in Windows 8. Do not use the user defaults to apply the mapping of the class specified by the pszClass member.
ASSOCCLASS_PROTOCOL_STR
Introduced in Windows 8. Use the user defaults to apply the mapping of the class specified by the pszClass member; the class is a protocol.
hkClass
Type: HKEY
A registry key that specifies a class that contains association information.
pszClass
Type: PCWSTR
A pointer to the name of a class that contains association information.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2008 [desktop apps only] |
| Header | shellapi.h |