supercode-frontend-tui 0.4.8

Attachable terminal frontend primitives for Supercode SDK runtimes.
Documentation 
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// Derived from OpenAI Codex: codex-rs/tui/src/notifications/bel.rs
// Pinned source: 8604689ec5e3437eb79802d8d72249b7722fbf5b
// Copyright 2025 OpenAI
// Licensed under the Apache License, Version 2.0.
// Modified by the Supercode contributors; see docs/legal/codex-frontend-extraction.toml.

use std::fmt;
use std::io;
use std::io::stdout;

use crossterm::Command;
use ratatui::crossterm::execute;

#[derive(Debug, Default)]
pub struct BelBackend;

impl BelBackend {
    pub fn notify(&mut self, _message: &str) -> io::Result<()> {
        execute!(stdout(), PostNotification)
    }
}

/// Command that emits a BEL desktop notification.
#[derive(Debug, Clone)]
pub struct PostNotification;

impl Command for PostNotification {
    fn write_ansi(&self, f: &mut impl fmt::Write) -> fmt::Result {
        write!(f, "\x07")
    }

    #[cfg(windows)]
    fn execute_winapi(&self) -> io::Result<()> {
        Err(std::io::Error::other(
            "tried to execute PostNotification using WinAPI; use ANSI instead",
        ))
    }

    #[cfg(windows)]
    fn is_ansi_code_supported(&self) -> bool {
        true
    }
}