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IGN:Show meaningful error if user tries to set cover from format with no format selected

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This commit is contained in:
Kovid Goyal 2009-02-11 13:26:38 -08:00
parent 2b4a4a31e3
commit fbb6a3917e
1 changed files with 5 additions and 1 deletions
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6
src/calibre/gui2/dialogs/metadata_single.py
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@ -113,6 +113,10 @@ class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
def set_cover(self):
row = self.formats.currentRow()
fmt = self.formats.item(row)
if fmt is None:
error_dialog(self, _('No format selected'),
_('No format selected')).exec_()
return
ext = fmt.ext.lower()
if fmt.path is None:
stream = self.db.format(self.row, ext, as_file=True)
@ -121,7 +125,7 @@ class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
try:
mi = get_metadata(stream, ext)
except:
error_dialog(self, _('Could not read metadata'),
error_dialog(self, _('Could not read metadata'),
_('Could not read metadata from %s format')%ext).exec_()
return
cdata = None