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expand a whinge about urwid's focus behaviour

This commit is contained in:
Michael Hudson-Doyle 2018-07-11 09:17:58 +12:00
parent 91def10468
commit c69b89b4df
1 changed files with 9 additions and 1 deletions
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10
subiquitycore/ui/table.py
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@ -378,12 +378,20 @@ class TablePile(AbstractTable):
def remove_rows(self, start, end):
self._last_size = None
refocus = self._w.focus_position >= (len(self._w.contents) - (end - start))
# MonitoredFocusList clamps the focus position to the new
# length of the list when you remove elements but it doesn't
# check that that the element it moves the focus to is
# selectable...
new_length = len(self._w.contents) - (end - start)
refocus = self._w.focus_position >= new_length
del self.table_rows[start:end]
del self._w.contents[start:end]
log.debug("%s", (self._w.focus_position, len(self._w.contents)))
if refocus:
self._select_last_selectable()
else:
while not self._w.focus.selectable():
self._w.focus_position += 1
def set_contents(self, rows):
"""Update the list of rows. """