Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
3/28/2014
This message is sent by an application to retrieve the number of items in a list box.
Syntax
LB_GETCOUNT wParam = 0;
lParam = 0;
Parameters
- wParam
Not used.
- lParam
Not used.
Return Value
The number of items in the list box indicates success. LB_ERR indicates that an error has occurred.
Remarks
The returned count is one greater than the index value of the last item (the index is zero-based).
Requirements
Header |
winuser.h |