Would it be possible to display group summary in the same row as group name when group is collapsed?
Please see the attached image.
Request new features or modifications
At this moment we do not support this, but we already have a feature request here: https://github.com/bryntum/support/issues/1758
We had this question before, I've provided some workaround in this thread, please take a look: viewtopic.php?p=78558#p78558
It may help you too.
All the best,
Ticket above was a duplicate, correct ticket to track: https://github.com/bryntum/support/issues/1355