https://forum.qt.io/topic/87714/how-to-set-tumbler-controls-2-currentindex-without-animation
How to set Tumbler (Controls 2) currentIndex without animation? | Qt Forum
Feb 13, 2018 - Is there a supported way to load a value into Tumbler (i.e. set currentIndex) without the animation? This is needed for forms where you need to "edit" existi...
how tosettumblercontrols
https://bugzilla.mozilla.org/show_bug.cgi?id=589299
589299 - Make the DOM Nodes viewer currentIndex-clean and do more intelligent rebuilding
RESOLVED (bugzilla) in Other Applications - DOM Inspector. Last updated 2010-10-16.