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From Joe Witt <>
Subject Re: [DISCUSS] Feature proposal: Read-only mode as default
Date Sat, 08 Aug 2015 03:59:26 GMT
The motive here is prevention from unintended modification.

Undo, as part of a larger versioning effort, is a good step as well.

On Fri, Aug 7, 2015 at 11:44 PM, Adam Taft <> wrote:
> Alternative suggestion:  undo
> It shouldn't be too hard to keep multiple diffs of the flow.xml around to
> allow for some sort of undo capabilities.  What are the thoughts or
> concerns for supporting undo?
> On Fri, Aug 7, 2015 at 10:31 PM, Joe Witt <> wrote:
>> Team,
>> We've been hearing from users of nifi that it is too easy to
>> accidentally move something on the flow or delete large portions of
>> the flow.  This is the case when panning the screen for example and
>> accidentally having a processor selected instead.
>> What is worth consideration then is the notion of making the flow
>> 'read-only' by default.  In this case the user would need to
>> explicitly 'enable edit mode'.  We would then also support a
>> confirmation dialog or similar construct whenever deleting components
>> on the flow.
>> Anyone have a strong objection to this concept?  If so, do you have an
>> alternative in mind that would help avoid accidental movement?
>> Thanks
>> Joe

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