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Overview |
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Group |
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Quick Info
Windows NT
| Yes
| Win95
| Yes
| Win32s
| Yes
| Import Library
| user32.lib
| Header File
| winuser.h
| Unicode
| No
| Platform Notes
| None
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ShowScrollBar
The ShowScrollBar function shows or hides the specified scroll bar.
BOOL ShowScrollBar(
HWND hWnd,
| // handle of window with scroll bar
| int wBar,
| // scroll bar flag
| BOOL bShow
| // scroll bar visibility flag
| );
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Parameters
hWnd
Identifies a scroll bar control or a window with a standard scroll bar,
depending on the value of the wBar parameter.
wBar
Specifies the scroll bar(s) to be shown or hidden. This parameter can be one
of the following values:
Value
| Meaning
| SB_BOTH
| Shows or hides a window's standard horizontal and vertical scroll bars.
| SB_CTL
| Shows or hides a scroll bar control. The hWnd parameter must be the handle of the scroll bar control.
| SB_HORZ
| Shows or hides a window's standard horizontal scroll bars.
| SB_VERT
| Shows or hides a window's standard vertical scroll bar.
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bShow
Specifies whether the scroll bar is shown or hidden. If this parameter is
TRUE, the scroll bar is shown; otherwise, it is hidden.
Return Values
If the function succeeds, the return value is nonzero.
If the function fails, the return value is zero. To get extended error
information, call GetLastError.
Remarks
While processing a scroll bar message, an application should not call this
function to hide a scroll bar.
See Also
GetScrollPos, GetScrollRange, ScrollDC, ScrollWindow, SetScrollPos, SetScrollRange
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