Crash in account sheets when pressing return

[hsoft]

In Qt, pressing return while the selection is on one of the core type nodes results in this crash:

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Application Name: moneyGuru
Version: 1.7.6

Traceback (most recent call last):
File "/Users/hsoft/src/moneyguru/qt/support/item_view.py", line 157, in keyPressEvent
self._handleKeyPressEvent(event, QTreeView.keyPressEvent)
File "/Users/hsoft/src/moneyguru/qt/support/item_view.py", line 104, in _handleKeyPressEvent
self.editSelected()
File "/Users/hsoft/src/moneyguru/qt/support/item_view.py", line 127, in editSelected
self.setCurrentIndex(editableIndex)
TypeError: QAbstractItemView.setCurrentIndex(QModelIndex): argument 1 has unexpected type 'NoneType'
@@@

[hsoft]

(from [5a21c58f1bf3]) [#135 state:fixed] Fixed crash when pressing return in account sheet while having an un-editable node selected.
http://bitbucket.org/hsoft/moneyguru/changeset/5a21c58f1bf3/