Source code for pyface.tree.trait_dict_node_type

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""" The node type for a trait dictionary. """


from traits.api import Any, Str


from .node_type import NodeType


[docs]class TraitDictNodeType(NodeType): """ The node type for a trait dictionary. """ # 'TraitDictNodeType' interface ---------------------------------------- # The type of object that provides the trait dictionary. klass = Any() # The label text. text = Str() # The trait name. trait_name = Str() # ------------------------------------------------------------------------ # 'NodeType' interface. # ------------------------------------------------------------------------
[docs] def is_type_for(self, node): """ Returns True if this node type recognizes a node. """ is_type_for = ( isinstance(node, dict) and hasattr(node, "object") and isinstance(node.object, self.klass) and node.name == self.trait_name ) return is_type_for
[docs] def allows_children(self, node): """ Does the node allow children (ie. a folder vs a file). """ return True
[docs] def has_children(self, node): """ Returns True if a node has children, otherwise False. """ return len(node) > 0
[docs] def get_children(self, node): """ Returns the children of a node. """ return list(node.values())
[docs] def get_text(self, node): """ Returns the label text for a node. """ return self.text