Review Request 126610: kwidgetitemdelegate: properly cleanup widgets on index removal

[Sune Vuorela]

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Looks much better than my attempt over in https://git.reviewboard.kde.org/r/120139

- Sune Vuorela


On Jan. 2, 2016, 7:24 p.m., Pino Toscano wrote:
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> https://git.reviewboard.kde.org/r/126610/
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> (Updated Jan. 2, 2016, 7:24 p.m.)
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> Review request for KDE Frameworks.
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> Repository: kitemviews
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> Description
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> When indexes are removed and their widgets deleted, the event filter on each widget is not removed, leading to the "you should not delete widgets manually"-alike warning.
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> Add an helper forgetAbout() function which performs all the actions done per-widget before deleting each, additionally removing also the event filter.
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> Diffs
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>   src/kwidgetitemdelegate.cpp 779dc2a8a57148fb37f1f5a7194bc9656cb305a4 
>   src/kwidgetitemdelegatepool.cpp e916dddad8be56bb803e241da43d8cbe7a171ec3 
>   src/kwidgetitemdelegatepool_p.h 401fe193b0954d6c7c721503d4657b7f08e9fd2e 
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> Diff: https://git.reviewboard.kde.org/r/126610/diff/
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> Testing
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> A sample application with widgets for items in the model, removing indexes: no more warning at removal time.
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> Thanks,
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> Pino Toscano
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