On Tue, 5 Jul 2022 23:30:48 GMT, Marius Hanl <mh...@openjdk.org> wrote:

>> Initialize the `(Tree)TableView` when creating the measure row.
>> This will guarantee, that we can access the `(Tree)TableView` in the 
>> `(Tree)TableRowSkin`, which is currently only null during the autosizing (It 
>> is always set otherwise).
>> 
>> With this change, a NPE is happening as the `(Tree)TableRow` currently 
>> assumes, that there must be a `VirtualFlow` somewhere in the scene (parent). 
>> I guard against this now.
>> I remembered, that there is a ticket for the above behaviour here: 
>> https://bugs.openjdk.org/browse/JDK-8274065
>> 
>> Finally, the `(Tree)TableRow` must be removed after the autosizing and the 
>> index must be set to `-1` (as for the cell) so that e.g. `cancelEdit()` is 
>> not triggered. Some tests catched that (see `test_rt_31015`). This did not 
>> happen before as the table row setup was not complete, but now the row does 
>> not the table and therefore installs some listener on it in order to fire 
>> corresponding edit events.
>
> Marius Hanl has updated the pull request with a new target base due to a 
> merge or a rebase. The incremental webrev excludes the unrelated changes 
> brought in by the merge/rebase. The pull request contains seven additional 
> commits since the last revision:
> 
>  - Enable tests again
>  - Merge branch 'master' of https://github.com/openjdk/jfx into 
> 8289357-table-view-null-in-table-row-skin
>  - Merge branch 'master' of https://github.com/openjdk/jfx into 
> 8289357-table-view-null-in-table-row-skin
>  - 8289357: Added test to verify, that no (Tree)TableRows remain after auto 
> sizing
>  - 8289357: Fix test which failed as the coutner increased by one due to the 
> now correct row setup
>  - 8289357: Remove (Tree)TableRow after autosizing and update the index to -1 
> to prevent triggering of listener
>  - 8289357: Initialize the (Tree)TableView when creating the measure row. 
> Also prevent a NPE as we don't have a VirtualFlow in the context of autosizing

The code change looks quite reasonable to me, but it would be good to get 
additional eyes on this. @aghaisas will also review it.

@kleopatra do you have any thoughts on this?

-------------

PR: https://git.openjdk.org/jfx/pull/805

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