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This message is sent by an application to set the maximum allowable width, in pixels, of the list box of a combo box with the CBS_DROPDOWN or CBS_DROPDOWNLIST style.
CB_SETDROPPEDWIDTHwParam = (WPARAM)wWidth; lParam = 0;
Parameters
- wWidth
Specifies the width of the list box, in pixels. - lParam
Not used.
Return Values
The new width of the list box indicates success. CB_ERR indicates failure.
Remarks
By default, the minimum allowable width of the drop-down list box is 0. The width of the list box is either the minimum allowable width or the combo box width, whichever is larger.
Requirements
OS Versions: Windows CE 1.0 and later.
Header: Winuser.h.
See Also
Combo Boxes Messages | SendMessage | CB_GETDROPPEDWIDTH
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