spinetoolbox.spine_db_editor.mvcmodels.parameter_value_list_model

A tree model for parameter_value lists.

authors

13. Marin (KTH)

date

28.6.2019

Module Contents

Classes

DBItem	An item representing a db.
ListItem	A list item.
ValueItem	A value item.
ParameterValueListModel	A model to display parameter_value_list data in a tree view.

class spinetoolbox.spine_db_editor.mvcmodels.parameter_value_list_model.DBItem(db_map)

Bases: spinetoolbox.spine_db_editor.mvcmodels.tree_item_utility.EmptyChildMixin, spinetoolbox.spine_db_editor.mvcmodels.tree_item_utility.NonLazyDBItem

An item representing a db.

Init class.

Args

db_mngr (SpineDBManager) db_map (DiffDatabaseMapping)

empty_child(self)

class spinetoolbox.spine_db_editor.mvcmodels.parameter_value_list_model.ListItem(identifier=None)

Bases: spinetoolbox.spine_db_editor.mvcmodels.tree_item_utility.LastGrayMixin, spinetoolbox.spine_db_editor.mvcmodels.tree_item_utility.AllBoldMixin, spinetoolbox.spine_db_editor.mvcmodels.tree_item_utility.EditableMixin, spinetoolbox.spine_db_editor.mvcmodels.tree_item_utility.NonLazyTreeItem

A list item.

Initializes item.

Parameters

model (MinimalTreeModel, NoneType) – The model where the item belongs.

property db_map(self)

property item_type(self)

property name(self)

property value_list(self)

fetch_more(self)

Fetches more children.

empty_child(self)

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

Returns data for given column and role.

set_data(self, column, value, role=Qt.EditRole)

Sets data for this item.

Parameters

• column (int) – column index

• value (object) – a new value

• role (int) – role of the new value

Returns

True if data was set successfully, False otherwise

Return type

bool

set_child_data(self, child, value)

update_name_in_db(self, name)

_new_value_list(self, child_number, value)

update_value_list_in_db(self, child, value)

add_to_db(self, child, value)

Add item to db.

handle_updated_in_db(self)

Runs when an item with this id has been updated in the db.

handle_added_to_db(self, identifier)

Runs when the item with this name has been added to the db.

update_value_list(self)

class spinetoolbox.spine_db_editor.mvcmodels.parameter_value_list_model.ValueItem(is_empty=False)

Bases: spinetoolbox.spine_db_editor.mvcmodels.tree_item_utility.LastGrayMixin, spinetoolbox.spine_db_editor.mvcmodels.tree_item_utility.EditableMixin, spinetoolbox.spine_db_editor.mvcmodels.tree_item_utility.NonLazyTreeItem

A value item.

Initializes item.

Parameters

model (MinimalTreeModel, NoneType) – The model where the item belongs.

property item_type(self)

property db_map(self)

property value(self)

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

Returns data for given column and role.

set_data(self, column, value, role=Qt.EditRole)

Sets data for this item.

Parameters

• column (int) – column index

• value (object) – a new value

• role (int) – role of the new value

Returns

True if data was set successfully, False otherwise

Return type

bool

set_data_in_db(self, db_value)

class spinetoolbox.spine_db_editor.mvcmodels.parameter_value_list_model.ParameterValueListModel(parent, db_mngr, *db_maps)

Bases: spinetoolbox.spine_db_editor.mvcmodels.tree_model_base.TreeModelBase

A model to display parameter_value_list data in a tree view.

Parameters

• parent (SpineDBEditor) –

• db_mngr (SpineDBManager) –

• db_maps (iter) – DiffDatabaseMapping instances

Initialize class

add_parameter_value_lists(self, db_map_data)

update_parameter_value_lists(self, db_map_data)

remove_parameter_value_lists(self, db_map_data)

static _make_db_item(db_map)

static _top_children()

columnCount(self, parent=QModelIndex())

Returns the number of columns under the given parent. Always 1.

index_name(self, index)

get_set_data_delayed(self, index)

Returns a function that ParameterValueEditor can call to set data for the given index at any later time, even if the model changes.

Parameters

index (QModelIndex) –

Returns

function