This message tests a point to determine which header item, if any, is at the specified point.
At a Glance
| Header file: | Commctrl.h |
| Windows CE versions: | 1.0 and later |
Syntax
HDM_HITTEST wParam = 0;
lParam = (LPARAM)(HD_HITTESTINFO FAR *) phdhti;
Parameters
phdhti
Pointer to an HDHITTESTINFO structure that contains the position to test and receive test result data.
Return Values
The index of the item at the specified position, if any, indicates success. –1 indicates failure.
See Also