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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
| -
| Header File
| winuser.h
| Unicode
| No
| Platform Notes
| None
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CB_SHOWDROPDOWN
An application sends a CB_SHOWDROPDOWN message to show or hide the list box of
a combo box that has the CBS_DROPDOWN or CBS_DROPDOWNLIST style.
CB_SHOWDROPDOWN
wParam = (WPARAM) (BOOL) fShow; // the show/hide flag
lParam = 0; // not used; must be zero
Parameters
fShow
Value of wParam. Specifies whether the drop-down list box is to be shown or hidden. A value
of TRUE shows the list box; a value of FALSE hides it.
Return Values
The return value is always TRUE.
Remarks
This message has no effect on a combo box created with the CBS_SIMPLE style.
See Also
CB_GETDROPPEDSTATE
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