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Cover Browser: Fix setting an empty template for the title causes an error

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This commit is contained in:
Kovid Goyal 2016-09-28 06:14:25 +05:30
parent 431ee00643
commit 1fc681b5d6
1 changed files with 3 additions and 0 deletions
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3
src/calibre/gui2/cover_flow.py
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@ -94,6 +94,7 @@ if pictureflow is not None:
self.template_error_reported = False self.template_error_reported = False
self.template = db.pref('cover_browser_title_template', '{title}') self.template = db.pref('cover_browser_title_template', '{title}')
self.template_is_title = self.template == '{title}' self.template_is_title = self.template == '{title}'
self.template_is_empty = not self.template.strip()
def count(self): def count(self):
return self.model.count() return self.model.count()
@ -113,6 +114,8 @@ if pictureflow is not None:
self.init_template(db) self.init_template(db)
if self.template_is_title: if self.template_is_title:
ans = self.model.title(index) ans = self.model.title(index)
elif self.template_is_empty:
ans = ''
else: else:
try: try:
ans = self.render_template(self.template, index, db) ans = self.render_template(self.template, index, db)