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List: kde-core-devel
Subject: Re: Review Request: Update KFileItem and KFileMetaPropsPlugin to only
From: Darío Andrés <andresbajotierra () gmail ! com>
Date: 2010-04-02 12:25:18
Message-ID: 20100402122518.15151.91639 () localhost
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http://reviewboard.kde.org/r/3325/#review4855
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Commit as:
SVN rev 1110210 on 4.5trunk
SVN rev 1110211 on 4.4branch (4.4.3)
- Darío
On 2010-03-27 13:17:13, Darío Andrés wrote:
>
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> http://reviewboard.kde.org/r/3325/
> -----------------------------------------------------------
>
> (Updated 2010-03-27 13:17:13)
>
>
> Review request for kdelibs, Peter Penz, Nick Shaforostoff, David Faure, and \
> vandenoever.
>
> Summary
> -------
>
> Backstory:
> - KFileMetaInfo::What modes are not honored because they are unimplemented with \
> Strigi (not really important in this case)
> - KFileMetaInfo default What value is "Everything"
> - Nick Shaforostoff (Lokalize maintainer) changed the default behavior of \
> KFileMetaInfo to read the whole file when What is "Everything" (previously, it only \
> read the first 64kb). This 64kb limit needs to be broken for metainformation to be \
> fetched from .po files.
> So, currently the file properties dialog (and every other impl using \
> KFileItem::metaInfo()) will read the whole content of the file , blocking the UI \
> with big files
> My patch sets both implementations to use "KFileMetaInfo::TechnicalInfo | \
> KFileMetaInfo::ContentInfo" instead of the default Everything (in any case, as \
> those flags are not implemented, anything different to Everything would work)
> Peter already plains to solve this in the File Properties dialog with his own \
> threading method, but this patch covers the other situations (they are \
> complementary fixes)
> Things to discuss:
> - If we choose my implementation we should probably state it on KFileInfo apidox \
> ("metaInfo defaults to X, Z. Query your own KFileMetaInfo if you \
> need more")
> - Should we preserve the KFileMetaInfo::What flag (and implement it on a future \
> using Strigi); or should the flag be removed and another flag added (something like \
> ScanAllTheFile, ScanTheFirstKBs) ?
> - Should we default to reading only the first 64kb of every file (as the previous \
> approach) and introduce a new value of the flag "EverythingAllTheFile" (seems \
> redundant) for Nick to use on Lokalize ?
> References:
> Nick original patch: http://reviewboard.kde.org/r/2215/
> Peter threaded implementation: http://reviewboard.kde.org/r/3277/
>
>
> This addresses bug 216932.
> https://bugs.kde.org/show_bug.cgi?id=216932
>
>
> Diffs
> -----
>
> svn://anonsvn.kde.org/home/kde/trunk/KDE/kdelibs/kio/kfile/kmetaprops.cpp 1107102
> svn://anonsvn.kde.org/home/kde/trunk/KDE/kdelibs/kio/kio/kfileitem.h 1107102
> svn://anonsvn.kde.org/home/kde/trunk/KDE/kdelibs/kio/kio/kfileitem.cpp 1107102
>
> Diff: http://reviewboard.kde.org/r/3325/diff
>
>
> Testing
> -------
>
> Dolphin doesn't block when accessing the file properties dialog of a big (~400mb) \
> file
>
> Thanks,
>
> Darío
>
>
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