LVM_HASGROUP Message


This is preliminary documentation and is subject to change.

Determines whether the list view control has a specified group.

To send this message, call the SendMessage function as follows.
lResult = SendMessage(     // returns BOOL in lResult
   (HWND) hWndControl,     // handle to destination control
   (UINT) LVM_HASGROUP,     // message ID
   (WPARAM) wParam,     // = (WPARAM) (int) dwGroupId
   (LPARAM) lParam     // = (LPARAM) (LPARAM) lParam
);

Parameters

dwGroupId
[in] Identifier of the group.
lParam
[in] Must be NULL.

Return Value

Returns TRUE if the list view control has the specified group, or FALSE otherwise.

Message Requirements

Headercommctrl.h
Minimum operating systems Windows NT Whistler


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