def unbindFeature(self, qgsfeature, editingmode=False):
"""
Unbinds the feature from the form saving the values back to the QgsFeature.
qgsfeature -- A QgsFeature that will store the new values.
"""
savefields = []
for index, control in self.fieldtocontrol.items():
value = QVariant()
if isinstance(control, QDateTimeEdit):
value = control.dateTime().toString(Qt.ISODate)
else:
if self.layer.editType(index) == QgsVectorLayer.UniqueValues and control.isEditable():
# Due to http://hub.qgis.org/issues/7012 we can't have editable
# comboxs using QgsAttributeEditor. If the value isn't in the
# dataset already it will return null. Until that bug is fixed
# we are just going to handle ourself.
value = control.currentText()
else:
modified = QgsAttributeEditor.retrieveValue(control, self.layer, index, value)
info("Setting value to %s from %s" % (value, control.objectName()))
qgsfeature.changeAttribute(index, value)
# Save the value to the database as a default if it is needed.
if self.shouldSaveValue(control):
savefields.append(index)
if not editingmode:
m = qgsfeature.attributeMap()
fields_map = self.layer.pendingFields()
attr = {str(fields_map[k].name()): str(v.toString()) for k, v in m.items() if k in savefields}
self.form.setSavedValues(attr)
return qgsfeature
