Crate tui_realm_treeview

tui-realm-treeview

tui-realm-treeview is a tui-realm implementation of a treeview component

Get Started

Adding tui-realm-treeview as dependency

tui-realm-treeview = "0.2.0"

Setup a tree component

extern crate tui_realm_treeview;
extern crate tuirealm;

use tuirealm::{props::Borders, PropsBuilder, Msg, Payload, Update, Value};
use tuirealm::tui::style::Color;
use tuirealm::tui::widgets::BorderType;
use tui_realm_treeview::{Node, Tree, TreeView, TreeViewPropsBuilder};

const COMPONENT_TREEVIEW: &str = "TREEVIEW";

pub struct Model;

fn main() {
    let tree: Tree = Tree::new(
    Node::new("/", "/")
    .with_child(
        Node::new("/bin", "bin/")
            .with_child(Node::new("/bin/ls", "ls"))
            .with_child(Node::new("/bin/pwd", "pwd")),
    )
    .with_child(
        Node::new("/home", "home/").with_child(
            Node::new("/home/omar", "omar/")
                .with_child(Node::new("/home/omar/readme.md", "readme.md"))
                .with_child(Node::new("/home/omar/changelog.md", "changelog.md")),
        ),
    ),
    );
    let mut component: TreeView = TreeView::new(
        TreeViewPropsBuilder::default()
            .hidden()
            .visible()
            .with_borders(Borders::ALL, BorderType::Double, Color::LightYellow)
            .with_background(Color::Black)
            .with_foreground(Color::LightYellow)
            .with_title(Some(String::from("/dev/sda")))
            .with_highlighted_str("🚀")
            .with_tree(tree.root())
            .build(),
    );
}

impl Update for Model {
    fn update(&mut self, msg: Option<(String, Msg)>) -> Option<(String, Msg)> {
        let ref_msg: Option<(&str, &Msg)> = msg.as_ref().map(|(s, msg)| (s.as_str(), msg));
        match ref_msg {
            None => None, // Exit after None
            Some(msg) => match msg {
                (COMPONENT_TREEVIEW, Msg::OnChange(Payload::One(Value::Str(node_id)))) => {
                    println!("Moved to {}", node_id);
                    None
                }
                (COMPONENT_TREEVIEW, Msg::OnSubmit(Payload::One(Value::Str(node_id)))) => {
                    println!("Selected node {}", node_id);
                    None
                }
                _ => None,
            },
        }
    }
}

Structs

Node	Node
Tree	Tree
TreeView	TreeView
TreeViewPropsBuilder	TreeViewPropsBuilder