.. rst-class:: widget-support
.. csv-filter:: Availability (:ref:`Key <api-status-key>`) :header-rows: 1 :file: ../../data/widgets_by_platform.csv :included_cols: 4,5,6,7,8,9,10 :exclude: {0: '(?!^(Tree|Component)$)'}
The tree widget is still under development.
import toga
tree = toga.Tree(['Navigate'])
tree.insert(None, None, 'root1')
root2 = tree.insert(None, None, 'root2')
tree.insert(root2, None, 'root2.1')
root2_2 = tree.insert(root2, None, 'root2.2')
tree.insert(root2_2, None, 'root2.2.1')
tree.insert(root2_2, None, 'root2.2.2')
tree.insert(root2_2, None, 'root2.2.3')
.. autoclass:: toga.Tree :members: :undoc-members: