def __init__(self, model = None):
""" Class to read and match the datatype to respective control on the form"""
self._modeller = LookupModeller()
self._model = model
self._mapper = DeclareMapping.instance()
self._attribute_mapper = AttributePropretyType(self._model)
self._attr = self._attribute_mapper.attribute_type()
self.widgetList = OrderedDict()
self.hideGUID()
class TypePropertyMapper(object):
def __init__(self, model = None):
""" Class to read and match the datatype to respective control on the form"""
self._modeller = LookupModeller()
self._model = model
self._mapper = DeclareMapping.instance()
self._attribute_mapper = AttributePropretyType(self._model)
self._attr = self._attribute_mapper.attribute_type()
self.widgetList = OrderedDict()
self.hideGUID()
def hideGUID(self):
try:
for keys in self._attr.keys():
if keys == 'id':
self._attr.pop(keys)
except KeyError as ex:
raise ex.message
def widget(self):
isLookup = False
lk_items = None
self.formatters = None
widget_collection = WidgetCollection()
for attr, attr_data_type in self._attr.iteritems():
if attr_data_type[1]:
attr_data_type[0] = 'choice'
lkModel = self._modeller.lookupModel(attr_data_type[1])
lk_items = self.lookupItems(lkModel)
if lk_items:
isLookup = True
control_widget = widget_collection.widget_control_type(attr_data_type[0])
if attr_data_type[0] == 'foreign key':
source_table = foreign_key_table_reference(self._model)
self.formatters = AttributeFormatters(attr, source_table[0])
self.formatters.set_display_name(source_table[1])
self.widgetList[attr] = [control_widget, isLookup, lk_items, self.formatters]
def setProperty(self):
self.widget()
return self.widgetList
def userLookupOptions(self, DBmodel):
"""
Fetch lookup values from the DB.
"""
# try:
lkupModel = readComboSelections(DBmodel)
return lkupModel
#except Exception as ex:
# QMessageBox.information(None,'Lookup choices',
#QApplication.translate(u'TypePropertyMapper',"Error loading %s lookup values"%str(ex.message)))
#finally:
# self.clearMapping()
def lookupItems(self, model):
modelItems = self.userLookupOptions(model)
return modelItems
def clearMapping(self):
STDMDb.instance().session.rollback()
def display_mapping(self):
#use the mapped table properties
self._mapper.tableMapping(self._model)