SBM_SETSCROLLINFO
An
application sends the SBM_GETSCROLLINFO message to set the parameters of a
scroll bar.
SBM_SETSCROLLINFO
wParam = (WPARAM) fRedraw; // redraw flag
lParam = (LPARAM) (LPSCROLLINFO) lpsi; // scroll bar parameters
Parameters
fRedraw
Value of wParam.
Specifies whether the scroll bar is redrawn to reflect the new scroll box
position. If this parameter is TRUE, the scroll bar is redrawn. If it is FALSE,
the scroll bar is not redrawn.
lpsi
Value of lParam.
Points to a SCROLLINFO
structure whose fMask member, when the message is sent, specifies the
scroll bar parameters to set.
The fMask
member can be a combination of the following values:
|
Value |
Meaning |
|
SIF_ALL |
Combination
of SIF_PAGE, SIF_POS, and SIF_RANGE. |
|
SIF_PAGE |
Sets the
scroll page to the value specified in the nPage member of the SCROLLINFO structure pointed to by lpsi. |
|
SIF_POS |
Sets the
scroll position to the value specified in the nPos member of the SCROLLINFO
structure pointed to by lpsi. |
|
SIF_RANGE |
Sets the
scroll range to the value specified in the nMin and nMax
members of the SCROLLINFO structure pointed to by lpsi. |
Return Values
The return
value is the current position of the scroll box.
See Also