No dialogs. A dialog would cover the image being scanned, the progress is already shown on the scanned page. There is already a strong convention for having a stop button in toolbars (e.g. web-browsers).
No dialogs. A dialog would cover the image being scanned, the progress is already shown on the scanned page. There is already a strong convention for having a stop button in toolbars (e.g. web-browsers).