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Edit_EmptyUndoBuffer macro (windowsx.h)

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Resets the undo flag of an edit or rich edit control. The undo flag is set whenever an operation within the edit control can be undone. You can use this macro or send the EM_EMPTYUNDOBUFFER message explicitly.

Syntax

void Edit_EmptyUndoBuffer(
   hwndCtl
);

Parameters

hwndCtl

Type: HWND

A handle to the control.

Return value

None

Remarks

For more information, see EM_EMPTYUNDOBUFFER.

Requirements

Requirement Value
Minimum supported client Windows Vista [desktop apps only]
Minimum supported server Windows Server 2003 [desktop apps only]
Target Platform Windows
Header windowsx.h