4.45. umbra.ui.nodes

nodes.py

Platform:
Windows, Linux, Mac Os X.
Description:
Defines the Application nodes classes.

Others:

4.45.1. Module Attributes

umbra.ui.nodes.LOGGER

4.45.2. Classes

class umbra.ui.nodes.Mixin_GraphModelObject[source]

Bases: object

Defines a mixin used to bring common capabilities in Application Nodes classes.

Initializes the class.

roles[source]

Property for self.__roles attribute.

Returns:self.__roles.
Return type:dict
flags[source]

Property for self.__flags attribute.

Returns:self.__flags.
Return type:int
triggerModel[source]

Property for self.__triggerModel attribute.

Returns:self.__triggerModel.
Return type:bool
class umbra.ui.nodes.GraphModelAttribute(name=None, value=None, roles=None, flags=None, **kwargs)[source]

Bases: foundations.nodes.Attribute, umbra.ui.nodes.Mixin_GraphModelObject

Defines a storage object for the GraphModelNode class attributes.

Initializes the class.

Parameters:
  • name (unicode) – Attribute name.
  • value (object) – Attribute value.
  • roles (dict) – Roles.
  • flags (int) – Flags.
  • **kwargs (**) – Keywords arguments.
attributeChanged()[source]

Triggers the host model(s) umbra.ui.models.GraphModel.attributeChanged() method.

Returns:Method success.
Return type:bool
class umbra.ui.nodes.GraphModelNode(name=None, parent=None, children=None, roles=None, flags=None, **kwargs)[source]

Bases: foundations.nodes.AbstractCompositeNode, umbra.ui.nodes.Mixin_GraphModelObject

Defines GraphModel class base Node object.

Initializes the class.

Parameters:
  • name (unicode) – Node name.
  • parent (AbstractNode or AbstractCompositeNode) – Node parent.
  • children (list) – Children.
  • roles (dict) – Roles.
  • flags – Flags. ( Qt.ItemFlag )
  • **kwargs (**) – Keywords arguments.
nodeChanged()[source]

Triggers the host model(s) umbra.ui.models.GraphModel.nodeChanged() method.

Returns:Method success.
Return type:bool
class umbra.ui.nodes.DefaultNode(name=None, parent=None, children=None, **kwargs)[source]

Bases: foundations.nodes.AbstractCompositeNode

Defines the default Node used in GraphModel class model.
This simple Node is used as an invisible root Node for GraphModel class models.

Initializes the class.

Parameters:
  • name (unicode) – Node name.
  • parent (AbstractCompositeNode) – Node parent.
  • children (list) – Children.
  • **kwargs (**) – Keywords arguments.
class umbra.ui.nodes.FormatNode(name=None, parent=None, children=None, format=None, **kwargs)[source]

Bases: foundations.nodes.AbstractCompositeNode

Defines the format base Node object.

Initializes the class.

Parameters:
  • name (unicode) – Node name.
  • parent (AbstractNode or AbstractCompositeNode) – Node parent.
  • children (list) – Children.
  • format (object) – Format.
  • **kwargs (**) – Keywords arguments.
format[source]

Property for self.__format attribute.

Returns:self.__format.
Return type:object