max / mnw-cli

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1	//! Shared TUI widget helpers to reduce table-rendering boilerplate.
2
3	use ratatui::Frame;
4	use ratatui::layout::Constraint;
5	use ratatui::style::{Color, Modifier, Style};
6	use ratatui::widgets::{Row, Table};
7
8	/// Style for the currently selected row (DarkGray bg, White fg, Bold).
9	/// Returns default style for non-selected rows.
10	pub fn selected_style(i: usize, selected: Option<usize>) -> Style {
11	if selected == Some(i) {
12	Style::default()
13	.bg(Color::DarkGray)
14	.fg(Color::White)
15	.add_modifier(Modifier::BOLD)
16	} else {
17	Style::default()
18	}
19	}
20
21	/// Render a table with a styled header row.
22	///
23	/// Callers build their own `Vec<Row>` (using [`selected_style`] for
24	/// row highlighting) and pass column headers + widths. This function
25	/// assembles the header, constructs the `Table`, and renders it.
26	pub fn render_table(
27	frame: &mut Frame,
28	area: ratatui::layout::Rect,
29	headers: &[&str],
30	widths: &[Constraint],
31	rows: Vec<Row>,
32	) {
33	let header = Row::new(headers.iter().map(\|h\| h.to_string()).collect::<Vec<_>>())
34	.style(
35	Style::default()
36	.fg(Color::DarkGray)
37	.add_modifier(Modifier::BOLD),
38	)
39	.bottom_margin(0);
40
41	let table = Table::new(rows, widths).header(header);
42	frame.render_widget(table, area);
43	}
44