Review Request 110686: Reduce KFileItemModel memory usage by implicitly sharing QByteArrays

[Commit Hook]

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This review has been submitted with commit 7e532911f5e872f25f9e236511c2a2f28f3e06cb by Frank Reininghaus to branch master.

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On May 28, 2013, 4:44 a.m., Frank Reininghaus wrote:
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> http://git.reviewboard.kde.org/r/110686/
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> (Updated May 28, 2013, 4:44 a.m.)
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> Review request for Dolphin.
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> Description
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> The summary says it all. The idea is based on http://milianw.de/blog/katekdevelop-sprint-vienna-2012-take-1
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> Diffs
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>   dolphin/src/kitemviews/kfileitemmodel.h 1d837cb 
>   dolphin/src/kitemviews/kfileitemmodel.cpp d30d9e5 
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> Diff: http://git.reviewboard.kde.org/r/110686/diff/
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> Testing
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> Opened a directory with 100000 files with the default view properties. Memory usage as reported by ksysguard is reduced from 309 MB to 280.5 MB.
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> Thanks,
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> Frank Reininghaus
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