Tag Info

Hot answers tagged

1

To disable the option is a general way to go, is more appropriate considering that you should always work towards error prevention. My suggestion is to clearly change the appearance of the non-deletable node in comparison with the default ones, and additionally show a tooltip or something indicating why this node is special and cannot be deleted. Over time ...


1

The first option is the best. It's poor UX to invite someone to do something, and then tell them they can't do it. Think about Donald Norman's concept of 'Affordance'. A handle tells people that they can pull a door, while a plate tells them that they can push it. Your are giving people a handle on a push door here. Use a common pattern, like greying out ...



Only top voted, non community-wiki answers of a minimum length are eligible