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Fix #2553 (Cannot Access "Preferences")
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@ -6,6 +6,7 @@ __license__ = 'GPL v3'
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__copyright__ = '2009, Kovid Goyal <kovid@kovidgoyal.net>'
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__docformat__ = 'restructuredtext en'
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from PyQt4.Qt import Qt
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from calibre.gui2.convert.lrf_output_ui import Ui_Form
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from calibre.gui2.convert import Widget
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@ -42,8 +43,10 @@ class PluginWidget(Widget, Ui_Form):
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def set_value_handler(self, g, val):
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if val is None and unicode(g.objectName()) in ('opt_serif_family',
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if unicode(g.objectName()) in ('opt_serif_family',
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'opt_sans_family', 'opt_mono_family'):
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idx = g.findText(val, Qt.MatchFixedString)
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if idx < 0:
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idx = 0
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g.setCurrentIndex(0)
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return True
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return False
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