Gtk.TreeModel::row-changed

function callback(tree_model, path:Gtk.TreePath, iter:Gtk.TreeIter, ):void;

This signal is emitted when a row in the model has changed.

tree_model: instance of Gtk.TreeModel that is emitting the signal
path: a Gtk.TreePath identifying the changed row
iter: a valid Gtk.TreeIter pointing to the changed row