Important:
This is retired content. This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This content may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist.
A version of this page is also available for
4/8/2010

This message is sent by an application to remove all items from the list box and edit control of a combo box.

Syntax 

CB_RESETCONTENT 
wParam = 0; 
  lParam = 0;

Parameters

wParam

Not used.

lParam

Not used.

Return Value

This message always returns CB_OKAY.

Remarks

The Microsoft Windows SDK documentation says this message always returns CB_OKAY (0). This is inaccurate. This message always returns TRUE.

If you create the combo box with an owner-drawn style but without the CBS_HASSTRINGS style, the owner of the combo box receives a WM_DELETEITEMmessage for each item in the combo box.

Requirements

Header winuser.h
Windows Embedded CE Windows CE 1.0 and later
Windows Mobile Windows Mobile Version 5.0 and later

See Also