| Directory Services |
The following messages are sent to a directory service query form extension page in the CQPageProc callback function:
The following table lists messages that a directory service can send.
| Message | Value | Description |
|---|---|---|
| DSPROP_ATTRCHANGED_MSG | "DsPropAttrChanged" | A message sent for synchronizing property pages and the directory service administration tools, declared in Dsclient.h. |
| DSQPM_GETCLASSLIST | CQPM_HANDLERSPECIFIC+0 | A page message sent to the form pages for retrieving a list of classes for query, used by the field selector and property well to build its list of display classes. wParam = flags and lParam = LPLPDSQUERYCLASSLIST, declared in Dsquery.h. |
| DSQPM_HELPTOPICS | (CQPM_HANDLERSPECIFIC+1) | A page message sent to the form pages for handling the "Help Topics" request. wParam = 0, lParam = hWndParent, declared in Dsquery.h. |