Save all images in the attached TImageEnMView or TIEMultiBitmap to a stream in ICO format.
If SelectedOnly = True and the component is attached to a TImageEnMView then only the selected images are output.
Note: ◼If an internal save error is encountered Aborting will return true. Saving issues due to insufficient write permissions and disk write failures will raise an exception. ◼To abort while saving set Aborting to true