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

CB_GETDROPPEDSTATE

 Last updated on Tuesday, July 13, 2004

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