TVM_HITTEST  CCZIR3 

The TVM_HITTEST message determines the location of the specified point relative to the client area of a tree-view control. You can send this message explicitly or by using the TreeView_HitTest.BJQ49 macro.

TVM_HITTEST

wParam = 0;

lParam = (LPARAM) (LPTV_HITTESTINFO) lpht;

Parameters

lpht

Pointer to a TV_HITTESTINFO structure. When the message is sent, the pt member specifies the coordinates of the point to test. When the message returns, the hItem member is the handle to the item at the specified point or NULL if no item occupies the point. Also, when the message returns, the flags member is a hit-test value that indicates the location of the specified point. For a list of hit-test values, see the description of the TV_HITTESTINFO structure.

Return Values

Returns the handle to the tree-view item that occupies the specified point or NULL if no item occupies the point.

See Also