Fix rating value for images with no rating (-1) in light table tooltip.
author Marcel Wiesweg
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committer Marcel Wiesweg
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commit 99bc6db367a81977ffcb2adf184f4cd479469839
tree 210e050a05c6b291be4c9fac4d4c5724a9915294
parent 4d8583cdbf5e8c409d5c305e3d8b4e9ff7e249b5
Fix rating value for images with no rating (-1) in light table tooltip.
The value -1 has special meaning for QString::fill. Use code from AlbumFileTip.

svn path=/trunk/extragear/graphics/digikam/; revision=776871
utilities/lighttable/lighttablebar.cpp