Method set_expanded

platforms/windows/src/node.rs:945–967

(&self, expanded: bool)

    }

    fn set_expanded(&self, expanded: bool) -> Result<()> {
        self.do_complex_action(|node, target_node, target_tree| {
            if node.is_disabled() {
                return Err(element_not_enabled());
            }
            let Some(current) = node.data().is_expanded() else {
                return Err(invalid_operation());
            };
            if current == expanded {
                return Err(invalid_operation());
            }
            Ok(Some(ActionRequest {
                action: if expanded {
                    Action::Expand
                } else {
                    Action::Collapse
                },
                target_tree,
                target_node,
                data: None,
            }))
        })
    }

    fn set_selected(&self, selected: bool) -> Result<()> {
        self.do_complex_action(|node, target_node, target_tree| {