CB_SHOWDROPDOWN
This message is sent by an application 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; lParam = 0;
Parameters
- fShow
Boolean that 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.
Requirements
| Runs On | Versions | Defined in | Include | Link to |
|---|---|---|---|---|
| Windows CE OS | 1.0 and later | Winuser.h |
Note This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.
See Also
Last updated on Tuesday, July 13, 2004
© 1992-2000 Microsoft Corporation. All rights reserved.