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WM_CLEAR (Compact 2013)

  • Article

3/28/2014

This message is sent by an application to an edit control or combo box to delete, or clear, the current selection, if any, from the edit control.

Syntax

WM_CLEAR wParam = 0; 
    lParam = 0;

Parameters

  • wParam
    Not used.
  • lParam
    Not used.

Return Value

None.

Remarks

The deletion performed by the WM_CLEAR message can be undone by sending the edit control an EM_UNDO message.

To delete the current selection and place the deleted content on the clipboard, use the WM_CUT message.

When sent to a combo box, the WM_CLEAR message is handled by its edit control. This message has no effect when sent to a combo box with the CBS_DROPDOWNLIST style.

Requirements

Header

winuser.h

See Also

Reference

Clipboard Messages
EM_UNDO
WM_COPY
WM_CUT
WM_PASTE