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Bug 0003785: Unhandled exception - Undo History - ValueError: invalid tree path

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svn: r15833
This commit is contained in:
Gerald Britton 2010-08-30 16:37:20 +00:00
parent 8edf5690a4
commit e52db3c15d
2 changed files with 10 additions and 6 deletions
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14
src/UndoHistory.py
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@ -133,14 +133,16 @@ class UndoHistory(ManagedWindow.ManagedWindow):
def _paint_rows(self,start,end,selected=False):
if selected:
(fg,bg) = get_colors(self.tree,gtk.STATE_SELECTED)
(fg, bg) = get_colors(self.tree,gtk.STATE_SELECTED)
else:
fg = bg = None
for idx in range(start,end+1):
the_iter = self.model.get_iter( (idx,) )
self.model.set(the_iter,2,fg)
self.model.set(the_iter,3,bg)
try:
the_iter = self.model.get_iter( (idx,) )
self.model.set(the_iter, 2, fg)
self.model.set(the_iter, 3, bg)
except ValueError:
pass
def _response(self, obj,response_id):
if response_id == gtk.RESPONSE_CLOSE:
@ -182,7 +184,7 @@ class UndoHistory(ManagedWindow.ManagedWindow):
def clear(self):
self.undodb.clear()
self.undodb.abort_possible = False
self.db.abort_possible = False
self.update()
if self.db.undo_callback:
self.db.undo_callback(None)

2
src/gen/db/txn.py
View File

@ -169,6 +169,8 @@ class DbTxn(defaultdict):
While the list is an arbitrary index of integers, it can be used
to indicate record numbers for a database.
"""
if self.first is None or self.last is None:
return []
if not reverse:
return xrange(self.first, self.last+1)
else: