Gets the information for a specified group of the list view control.
int GetGroupInfo(
   int iGroupId,
   PLVGROUP pgrp 
) const;
Parameters
- iGroupId 
 The identifier of the group whose information is to be retrieved.
- pgrp 
 A pointer to the LVGROUP containing information on the group specified.
Return Value
Returns the ID of the group if successful, or -1 otherwise.
Remarks
This member function emulates the functionality of the LVM_GETGROUPINFO message, as described in the Windows SDK.
Requirements
Header: afxcmn.h