def __init__(self, db, field):
self.db = db
self.field = field
BaseComboBox.__init__(self)
# Default to the field's current item.
value = field.get()
if self.autoselect_single_valid_value:
if field.valid_values is not None:
if len(field.valid_values) == 1:
# If the field has exactly one valid value, choose that.
value = iter(field.valid_values).next()
else:
if field.required and len(self.model) == 2:
# If the field has exactly one available value, choose it.
value = self.model[-1][-1]
self.select_item_by_data(value)
if value != field.get():
gobject.timeout_add(0, self.emit, 'value-changed')
def reset(self):
field = self._field
if field.hidden:
return
field_value = field.get()
widget_value = self.get_value()
if (widget_value == field_value) and not field.metadata_changed:
return
field.reset_metadata_changed()
self.set_field(self._db, field)
def _results(self):
on = self.on
if isinstance(on, base.Query):
on = on()
operator = self.operator
field_name = self.field_name
value = self.value
if operator is o_in:
if isinstance(value, base.Query):
value = value()
value = frozenset(value)
return results(
obj for obj in on if getattr(obj, field_name) in value)
else:
if operator is o_any:
return results(on)
elif operator is o_assigned:
return results(
obj for obj in on
if getattr(obj, field_name) is not UNASSIGNED)
elif operator is o_unassigned:
if isinstance(on, base.Extent):
kw = {field_name: UNASSIGNED}
return results(on.find(**kw))
else:
return results(
obj for obj in on
if getattr(obj, field_name) is UNASSIGNED)
if value is not None:
field = self.FieldClass(self, field_name)
field.set(value)
value = field.get()
if isinstance(on, base.Extent) and operator is o_eq:
kw = {field_name: value}
return results(on.find(**kw))
elif operator.operator:
oper = operator.operator
def generator():
for obj in on:
a = getattr(obj, field_name)
b = value
try:
result = oper(a, b)
except TypeError:
# Cannot compare e.g. UNASSIGNED with
# datetime; assume no match.
continue
if result:
yield obj
return results(generator())
def __init__(self, field):
gtk.VBox.__init__(self)
self._value = value = field.get()
button_1 = gtk.RadioButton(None, field.true_description)
button_2 = gtk.RadioButton(button_1, field.false_description)
button_1.show()
button_2.show()
self.add(button_1)
self.add(button_2)
if value:
button_1.set_active(True)
else:
button_2.set_active(True)
button_1.connect('toggled', self._on_toggled, True)
button_2.connect('toggled', self._on_toggled, False)
def _populate(self):
db = self.db
field = self.field
items = []
values = []
# Unassigned.
items.append((self.unassigned_label, UNASSIGNED))
values.append(UNASSIGNED)
# Preferred values.
preferred_values = field.preferred_values or []
if preferred_values:
values.extend(preferred_values)
more = []
for value in sorted(preferred_values):
if value is UNASSIGNED:
continue
more.append((unicode(value), value))
items.extend(more)
# Row separator.
items.append((None, None))
# Valid values.
more = []
valid_values = field.valid_values
values.extend(valid_values)
for value in sorted(valid_values):
if value is UNASSIGNED:
continue
if value in preferred_values:
continue
more.append((unicode(value), value))
items.extend(more)
value = field.get()
if value not in values:
# Row separator.
items.append((None, None))
# Invalid, but current value.
items.append((unicode(value), value))
# Update the model.
model = self.model
model.clear()
for text, value in items:
model.append((text, value))
def __init__(self, db, field):
self.db = db
self.field = field
BaseComboBox.__init__(self)
# Select the field's current item.
self.select_item_by_data(field.get())
def _populate(self):
db = self.db
field = self.field
allow = field.allow
entity_label = self.entity_label
if len(allow) > 1:
allow_multiple = True
else:
allow_multiple = False
items = []
values = []
# Unassigned.
items.append((self.unassigned_label, UNASSIGNED))
values.append(UNASSIGNED)
# Preferred values.
preferred_values = field.preferred_values or []
if preferred_values:
values.extend(preferred_values)
more = []
for entity in sorted(preferred_values):
if entity is UNASSIGNED:
continue
if allow_multiple:
extent_text = label(entity.s.extent)
text = u'%s :: %s' % (entity_label(entity), extent_text)
else:
text = u'%s' % (entity_label(entity), )
more.append((text, entity))
items.extend(more)
# Row separator.
items.append((None, None))
# Valid values.
more = []
valid_values = field.valid_values
if valid_values is not None:
# Specific valid values.
values.extend(valid_values)
for entity in sorted(valid_values):
if entity is UNASSIGNED:
continue
if entity in preferred_values:
continue
if allow_multiple:
extent_text = label(entity.s.extent)
text = u'%s :: %s' % (entity_label(entity), extent_text)
else:
text = u'%s' % (entity_label(entity), )
more.append((text, entity))
else:
# Other allowed values.
for extent_name in field.allow:
extent = db.extent(extent_name)
for entity in sorted(extent):
if entity in preferred_values:
continue
values.append(entity)
if allow_multiple:
extent_text = label(extent)
text = u'%s :: %s' % (entity_label(entity), extent_text)
else:
text = u'%s' % (entity_label(entity), )
more.append((text, entity))
items.extend(more)
value = field.get()
if value not in values:
entity = value
# Row separator.
items.append((None, None))
# Invalid, but current value.
if allow_multiple:
extent_text = label(entity.s.extent)
text = u'%s :: %s' % (entity_label(entity), extent_text)
else:
text = u'%s' % (entity_label(entity), )
items.append((text, entity))
# Update the model.
model = self.model
model.clear()
for text, entity in items:
model.append((text, entity))
def _criteria(self):
criteria = odict()
for name, field in self.s.field_map().iteritems():
if field.assigned:
criteria[name] = field.get()
return criteria
