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Fix #840206 (Tagbrowser collapses when editing last sub-entry)

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Kovid Goyal 2011-09-18 11:03:47 -06:00
commit 05eead047a
1 changed files with 13 additions and 4 deletions
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17
src/calibre/gui2/tag_browser/model.py
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@ -1034,10 +1034,19 @@ class TagsModel(QAbstractItemModel): # {{{
def index_for_path(self, path): def index_for_path(self, path):
parent = QModelIndex() parent = QModelIndex()
for i in path: for idx,v in enumerate(path):
parent = self.index(i, 0, parent) tparent = self.index(v, 0, parent)
if not parent.isValid(): if not tparent.isValid():
return QModelIndex() if v > 0 and idx == len(path) - 1:
# Probably the last item went away. Use the one before it
tparent = self.index(v-1, 0, parent)
if not tparent.isValid():
# Not valid. Use the last valid index
break
else:
# There isn't one before it. Use the last valid index
break
parent = tparent
return parent return parent
def index(self, row, column, parent): def index(self, row, column, parent):