Make sure system font name isn't None before trying to set it. Also round the background darkness float value to two decimal places.
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@ -244,8 +244,11 @@ class PrefsEditor:
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self.on_system_font_checkbutton_toggled(widget)
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# Font selector
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widget = guiget('font_selector')
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if self.config['use_system_font'] == True:
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widget.set_font_name(self.config.get_system_font())
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fontname = self.config.get_system_font()
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if self.config['use_system_font'] == True \
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and fontname is not None:
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widget.set_font_name(fontname)
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else:
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widget.set_font_name(self.config['font'])
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# Allow bold text
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@ -549,7 +552,7 @@ class PrefsEditor:
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"""Background darkness setting changed"""
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# FIXME: 'value' is a float with way too much precision. Round it off
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# to 1 significant digit, e.g. 0.9 not 0.89989888413241345
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self.config['background_darkness'] = value
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self.config['background_darkness'] = round(value, 2)
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self.config.save()
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def on_background_image_filechooser_file_set(self, widget):
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