PreviewDialog PreviewDialog 0 0 558 349 Preview unnamed Line1 5 Spacer1 Horizontal Expanding 20 20 preview <qt> <h1>Heading 1</h1><br/> <h2>Heading 2</h2><br/> <h3>Heading 3</h3><br/> <p>User defined stylesheets allow increased accessibility for visually handicapped people.</p> </qt> PushButton2 &OK true PushButton2 clicked() PreviewDialog accept() kseparator.h kdialog.h kseparator.h