Struct TreeNode 

pub struct TreeNode { /* private fields */ }

A node in the tree hierarchy.

Implementations

impl TreeNode

pub fn new(label: impl Into<String>) -> Self

Create a new tree node with the given label.

pub fn child(self, node: TreeNode) -> Self

Add a child node.

pub fn with_children(self, nodes: Vec<TreeNode>) -> Self

Set children from a vec.

pub fn with_expanded(self, expanded: bool) -> Self

Set whether this node is expanded.

pub fn label(&self) -> &str

Get the label.

pub fn children(&self) -> &[TreeNode]

Get the children.

pub fn is_expanded(&self) -> bool

Whether this node is expanded.

pub fn toggle_expanded(&mut self)

Toggle the expanded state.

pub fn visible_count(&self) -> usize

Count all visible (expanded) nodes, including this one.

Trait Implementations

impl Clone for TreeNode

fn clone(&self) -> TreeNode

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TreeNode

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.