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Header_GetItemCount info  Overview  Group

The Header_GetItemCount macro retrieves a count of the items in a header control. You can use this macro or explicitly send the HDM_GETITEMCOUNT message.

int Header_GetItemCount(




Handle to the header control.

Return Values

If the operation succeeds, the return value is the number of items.

If the operation fails, the return value is - 1.


The Header_GetItemCount macro is defined as follows:

#define Header_GetItemCount(hwndHD)   \

       (int)SendMessage((hwndHD), HDM_GETITEMCOUNT, 0, 0L)


See Also


file: /Techref/os/win/api/win32/mac/src/mac00_19.htm, 1KB, , updated: 2000/4/7 11:19, local time: 2023/12/6 20:32,

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