def _get_pos(self,data):
"""Parse position.
Arguments:
data List of strings representing each word.
Returns: Position, None if no position was given.
Exceptions:
ValueError if parsing failed.
"""
if len(data)>=2:
(rel, pos) = parse_pos(data[-1])
if pos == None:
raise ValueError()
return (rel, pos)
else:
return (None,None)
def _on_event(self,obj,event):
data = event.split()
if len(data)>0:
cmd = data[0]
if cmd=="up":
self._focus.move(-1)
return True
elif cmd=="down":
self._focus.move(1)
return True
elif cmd=="ppage":
self._focus.ppage()
return True
elif cmd=="npage":
self._focus.npage()
return True
elif cmd=="begin":
self._focus.move_to(0)
return True
elif cmd=="end":
self._focus.move_to(None)
return True
elif cmd=="swap_view":
self._swap_view()
return True
elif cmd=="select":
if len(data)==2:
(rel, pos) = parse_pos(data[1])
if pos == None:
return False
else:
rel = None
pos = None
self._focus.select(rel,pos)
return True
return False
