def get_selected_field(self):
"""
Get the selected field
@return a tuple (packet, proto, field) containing the parent
protocol for field and the field or None, None, None
"""
model, iter = self.tree.get_selection().get_selected()
if not iter:
return (None, None, None)
obj = model.get_value(iter, 0)
proto = obj.proto
if isinstance(obj, TField):
field = obj.ref
elif isinstance(obj, TFlag):
field = obj.field
else:
field = None
if not proto or not field or \
not backend.is_field(field) or \
not backend.is_proto(proto):
return (None, None, None)
return (self.packet, proto, field)
def get_editor(field):
"@return the corresponding editor class for field or None"
if not backend.is_field(field):
log.error('%s is not a valid field' % field)
return None
# MACField
# IPField
# We use a list because order is important here
table = [(backend.PMMACField, MACEditor),
(backend.PMStrField, StrEditor),
(backend.PMIP6Field, IPv6Editor),
(backend.PMIPField, IPv4Editor),
(backend.PMEnumField, EnumEditor),
(backend.PMByteField, IntEditor),
(backend.PMShortField, IntEditor),
(backend.PMLEShortField, IntEditor),
(backend.PMIntField, IntEditor),
(backend.PMSignedIntField, IntEditor),
(backend.PMLEIntField, IntEditor),
(backend.PMLESignedIntField, IntEditor),
(backend.PMLongField, IntEditor),
(backend.PMLELongField, IntEditor),
(backend.PMLenField, IntEditor),
(backend.PMRDLenField, IntEditor),
(backend.PMFieldLenField, IntEditor),
(backend.PMBCDFloatField, IntEditor),
(backend.PMBitField, IntEditor),
]
for it in table:
if it[0] != None and backend.implements(field, it[0]):
return it[1]
