Reply To: ICAP_BRIGHTNESS

[kornjaca]

@TWAIN19.pdf wrote:

CAP_ENABLEDSUIONLY – Allows an application to query a source to see if it implements the new user interface settings
dialog. If a source reports that it has the capability CAP_ENABLEDSUIONLY, then it must
implement the operation triplet DG_CONTROL/ DAT_USERINTERFACE/
MSG_ENABLEDSUIONLY to display the source user interface without acquiring an image.

I don’t quite get the idea of this. What is a “new user interface settings dialog”?