spinetoolbox.mvcmodels.data_package_models

Classes for models dealing with Data Packages.

authors:

13. Marin (KTH)

date:

24.6.2018

Module Contents

Classes

DatapackageResourcesModel	A model of datapackage resource data, used by SpineDatapackageWidget.
DatapackageResourceDataModel	A model of datapackage field data, used by SpineDatapackageWidget.
DatapackageFieldsModel	A model of datapackage field data, used by SpineDatapackageWidget.
DatapackageForeignKeysModel	A table model with a last empty row.

class spinetoolbox.mvcmodels.data_package_models.DatapackageResourcesModel(parent, datapackage)

Bases: spinetoolbox.mvcmodels.minimal_table_model.MinimalTableModel

A model of datapackage resource data, used by SpineDatapackageWidget.

Parameters:parent (SpineDatapackageWidget) –

refresh_model(self)

data(self, index, role=Qt.DisplayRole)

Returns the data stored under the given role for the item referred to by the index.

Parameters:

• index (QModelIndex) – Index of item
• role (int) – Data role

Returns:

Item data for given role.

update_resource_dirty(self, idx, dirty)

batch_set_data(self, indexes, data)

Batch set data for indexes.

set_data(self, index, value)

_check_resource_name(self, name)

update_resource_name(self, resource_index, new_name)

flags(self, index)

Return index flags.

class spinetoolbox.mvcmodels.data_package_models.DatapackageResourceDataModel(parent, datapackage)

Bases: spinetoolbox.mvcmodels.minimal_table_model.MinimalTableModel

A model of datapackage field data, used by SpineDatapackageWidget.

Parameters:parent (SpineDatapackageWidget) –

refresh_model(self, resource_index)

headerData(self, section, orientation=Qt.Horizontal, role=Qt.DisplayRole)

Returns headers.

batch_set_data(self, indexes, data)

Batch set data for indexes.

update_resource_data(self, resource_index, rows, columns, new_values)

class spinetoolbox.mvcmodels.data_package_models.DatapackageFieldsModel(parent, datapackage)

Bases: spinetoolbox.mvcmodels.minimal_table_model.MinimalTableModel

A model of datapackage field data, used by SpineDatapackageWidget.

Parameters:parent (SpineDatapackageWidget) –

refresh_model(self, resource_index)

data(self, index, role=Qt.DisplayRole)

Returns the data stored under the given role for the item referred to by the index.

Parameters:

• index (QModelIndex) – Index of item
• role (int) – Data role

Returns:

Item data for given role.

flags(self, index)

Return index flags.

batch_set_data(self, indexes, data)

Batch set data for indexes.

_valid_field_names(self, new_names)

update_field_names(self, resource_index, field_indexes, old_names, new_names)

update_primary_keys(self, resource_index, field_indexes, statuses)

class spinetoolbox.mvcmodels.data_package_models.DatapackageForeignKeysModel(parent, datapackage)

Bases: spinetoolbox.mvcmodels.empty_row_model.EmptyRowModel

A table model with a last empty row.

A model of datapackage foreign key data, used by SpineDatapackageWidget.

Parameters:parent (SpineDatapackageWidget) –

foreign_keys

refresh_model(self, resource_index)

data(self, index, role=Qt.DisplayRole)

Returns the data stored under the given role for the item referred to by the index.

Parameters:

• index (QModelIndex) – Index of item
• role (int) – Data role

Returns:

Item data for given role.

_true_data(self, index)

_check_foreign_key(self, foreign_key)

batch_set_data(self, indexes, data)

Batch set data for indexes.

set_data(self, index, value)

_append_foreign_key(self, fk_index)

_update_foreign_key(self, fk_index)

append_foreign_key(self, resource_index, foreign_key)

update_foreign_key(self, resource_index, fk_index, foreign_key)

call_remove_foreign_key(self, fk_index)

remove_foreign_key(self, resource_index, fk_index)

insert_foreign_key(self, resource_index, fk_index, foreign_key)

emit_data_changed(self, roles=None)

Emits dataChanged for the entire model.