LB_ITEMFROMPOINT
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4/8/2010
This message is sent by an application to retrieve the zero-based index of the item nearest the specified point in a list box.
Syntax
LB_ITEMFROMPOINT wParam = 0;
lParam = (LPARAM)MAKELPARAM(xPos, yPos);
Parameters
- xPos
Value of the low-order word of lParam. Specifies the x-coordinate of a point, relative to the upper-left corner of the client area of the list box.
- yPos
Value of the high-order word of lParam. Specifies the y-coordinate of a point, relative to the upper-left corner of the client area of the list box.
Return Value
The return value contains the index of the nearest item in the low-order word. The high-order word is zero if the specified point is in the client area of the list box, or one if it is outside the client area.
Requirements
| Header | winuser.h |
| Windows Embedded CE | Windows CE 1.0 and later |
| Windows Mobile | Windows Mobile Version 5.0 and later |