lsv 0.1.15

Three‑pane terminal file viewer (TUI) with preview and Lua configuration
Documentation 
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use ratatui::{
    layout::Rect,
    style::Style,
    widgets::{
        Block,
        Borders,
        Clear,
        List,
        ListItem,
    },
};

pub fn draw_parent_panel(
    f: &mut ratatui::Frame,
    area: Rect,
    app: &crate::App,
)
{
    f.render_widget(Clear, area);
    let mut block = Block::default().borders(Borders::ALL);
    if let Some(th) = app.config.ui.theme.as_ref()
    {
        if let Some(bg) =
            th.pane_bg.as_ref().and_then(|s| crate::ui::colors::parse_color(s))
        {
            block = block.style(Style::default().bg(bg));
        }
        if let Some(bfg) = th
            .border_fg
            .as_ref()
            .and_then(|s| crate::ui::colors::parse_color(s))
        {
            block = block.border_style(Style::default().fg(bfg));
        }
    }
    f.render_widget(block.clone(), area);
    let inner = block.inner(area);
    let inner_width = inner.width;
    let fmt = app.config.ui.row.clone().unwrap_or_default();
    let list_area = Rect {
        x:      inner.x,
        y:      inner.y,
        width:  inner.width,
        height: inner.height,
    };
    let items: Vec<ListItem> = app
        .parent_entries
        .iter()
        .map(|e| {
            ListItem::new(crate::ui::row::build_row_line(
                app,
                &fmt,
                e,
                inner_width,
            ))
        })
        .collect();
    let mut list = List::new(items);
    if let Some(th) = app.config.ui.theme.as_ref()
    {
        if let Some(fg) =
            th.item_fg.as_ref().and_then(|s| crate::ui::colors::parse_color(s))
        {
            list = list.style(Style::default().fg(fg));
        }
        if let Some(bg) =
            th.item_bg.as_ref().and_then(|s| crate::ui::colors::parse_color(s))
        {
            list = list.style(Style::default().bg(bg));
        }
    }
    f.render_widget(list, list_area);
}