Review Request 110223: Fix two bugs when renaming multiple files

[Commit Hook]

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This review has been submitted with commit cbb2a4cf471eda893623622bfe20213777a36edb by Frank Reininghaus to branch KDE/4.10.

- Commit Hook


On April 27, 2013, 8:30 p.m., Frank Reininghaus wrote:
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> http://git.reviewboard.kde.org/r/110223/
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> (Updated April 27, 2013, 8:30 p.m.)
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> Review request for Dolphin.
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> Description
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> When renaming multiple files, the user can provide a pattern for the new name, which contains one or more '#' that will be replaced by digits. The "Rename" button is only enabled if the pattern contains exactly one sequence of '#'.
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> Currently, there are two small problems:
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> (a) The button is not enabled if the pattern contains just a '#' and nothing else.
> (b) The button is enabled if there is no '#' at all in the pattern.
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> The code that determines if the button should be enabled is obviously incorrect, and also needlessly complex. I think we can just check if the distance between the first and last '#' in the pattern is 1 less than the total number of '#'. That is the case if and only if there is exactly one sequence of '#'.
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> In the special case that the count is zero, both QString::indexOf() and QString::lastIndexOf() return -1, and the check fails, so it's not necessary to add a special case for that in the code.
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> This addresses bug 318942.
>     http://bugs.kde.org/show_bug.cgi?id=318942
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> Diffs
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>   dolphin/src/views/renamedialog.cpp 07add11 
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> Diff: http://git.reviewboard.kde.org/r/110223/diff/
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> Testing
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> Works for me.
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> Thanks,
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> Frank Reininghaus
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