Review Request 123341: Optimize reading Sonnet settings by minimizing the cals to save()

[Milian Wolff]

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Ship it!


this looks good to me, esp. considering there is a unit test. anyone objects to getting it in?

- Milian Wolff


On May 12, 2015, 6:03 p.m., Kåre Särs wrote:
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> https://git.reviewboard.kde.org/r/123341/
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> (Updated May 12, 2015, 6:03 p.m.)
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> 
> Review request for KDE Frameworks, Laurent Montel and Martin Tobias Holmedahl Sandsmark.
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> Repository: sonnet
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> Description
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> The curent implementation can causes ~25 cals to Settings::save() for every created Speller instance. 
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> The Settings::restore() function ends with setQuietIgnoreList(...) which would call save() for evey ignore-word.
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> This patch removes the save() cals in the setFoo() functions of Settings and replace it by a boolean that indicates if the settign is changed or not. Then in the Speller class save() is called when needed.
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> The reason for this patch is that it took Kate ~2 minutes to open a kate session with ~340 files. The implementation in Kate called reload() for every file. There is a RR for Kate to remove that unneeded reload.
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> This patch also prepares Sonnet::Settings for being used in the public API to set aplication specific Sonnet settings without saving them in the global settings.
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> The Settings class is exported but the header is private. This change is BIC, but since the class is private, my interpretation is that it should not mater.
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> If accepted I will also add a Review Request to make the Settings class public to enable application specific settings.
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> Diffs
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>   autotests/CMakeLists.txt 8ade413 
>   autotests/test_settings.h PRE-CREATION 
>   autotests/test_settings.cpp PRE-CREATION 
>   src/core/settings.cpp b5c4198 
>   src/core/settings_p.h 0d48889 
>   src/core/speller.cpp 3903b42 
>   src/ui/configwidget.cpp 02f2a26 
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> Diff: https://git.reviewboard.kde.org/r/123341/diff/
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> Testing
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> Tested with Kate and with the patch the startup time was back to "normal". 
> Two unit tests added.
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> Thanks,
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> Kåre Särs
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