Forums › TWAIN Classic › app does not respond to MSG_CLOSEDSREQ… › Reply To: app does not respond to MSG_CLOSEDSREQ…
August 7, 2007 at 12:45 pm
#24018
…or maybe they do something similar to my StartMessageLoop() and StopMessageLoop(). Create a seperate thread to talk to twain and destroy that thread when they have what they want, hanging your Ui…
Spy++ or Process Monitor may be able to tell you if the hWnd that you get from photoshop disappears.