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Performs Undo or Redo operation.

 BOOL lcDrwUndo (
   HANDLE hDrw,
   BOOL bRedo
 );

Parameters
hDrw
  Handle to a drawing object.
bRedo
  If FALSE, then function performs Undo operation,
if TRUE, then function performs Redo operation.

Return Value

  If the function succeeds, the return value is nonzero (TRUE).

See Also

  lcDrwUndoRecord