Source code for pyface.tree.node_event

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""" The event fired by the tree models/node monitors etc. """


from traits.api import Any, HasTraits, Int, List


# Classes for event traits.
class NodeEvent(HasTraits):
    """ The event fired by the tree models/node monitors etc. """

    # The node that has changed.
    node = Any()

    # The nodes (if any) that have been inserted/removed/changed.
    children = List()

    # The nodes (if any) that have been replaced.
    old_children = List()

    # The starting index for nodes that have been inserted.
    index = Int()