feat: ctrl-c handling

src/main.rs

@@ -9,7 +9,7 @@ use crossterm::terminal::{
 use ratatui::Terminal;
 use ratatui::backend::CrosstermBackend;
 use ratatui::layout::{Constraint, Direction, Layout};
-use ratatui::style::{Color, Modifier, Style};
+use ratatui::style::Style;
 use ratatui::widgets::{Block, Borders, List, ListItem, ListState};
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
@@ -58,48 +58,62 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
                         .borders(Borders::ALL)
                         .title("Lines (space to mark, q to quit)"),
                 )
-                .highlight_style(
-                    Style::default()
-                        .fg(Color::White)
-                        .bg(Color::Blue)
-                        .add_modifier(Modifier::BOLD),
-                );
+                .highlight_style(Style::default().bold().yellow().on_dark_gray());
 
             f.render_stateful_widget(list, chunks[0], &mut state);
         })?;
 
         // Event handling
-        if event::poll(Duration::from_millis(100))?
-            && let Event::Key(key) = event::read()?
-        {
-            match key.code {
-                KeyCode::Char('q') => break,
-                KeyCode::Up => {
-                    if let Some(i) = state.selected()
-                        && i > 0
-                    {
-                        state.select(Some(i - 1));
+        if event::poll(Duration::from_millis(100))? {
+            match event::read()? {
+                Event::Key(key) => {
+                    match key.code {
+                        KeyCode::Char('q') => break,
+                        KeyCode::Up => {
+                            if let Some(i) = state.selected()
+                                && i > 0
+                            {
+                                state.select(Some(i - 1));
+                            }
+                        }
+                        KeyCode::Down => {
+                            if let Some(i) = state.selected()
+                                && i + 1 < lines.len()
+                            {
+                                state.select(Some(i + 1));
+                            }
+                        }
+                        KeyCode::Char(' ') => {
+                            if let Some(i) = state.selected()
+                                && i < marked.len()
+                            {
+                                assert!(i < marked.len());
+                                if marked[i] {
+                                    marked[i] = false;
+                                } else {
+                                    marked[i] = true;
+                                    // move cursor down
+                                    let next = lines.len().min(i + 1);
+                                    state.select(Some(next));
+                                }
+                            }
+                        }
+                        KeyCode::Char('c')
+                            if key.modifiers.contains(event::KeyModifiers::CONTROL) =>
+                        {
+                            break;
+                        }
+                        _ => {}
                     }
                 }
-                KeyCode::Down => {
-                    if let Some(i) = state.selected()
-                        && i + 1 < lines.len()
-                    {
-                        state.select(Some(i + 1));
-                    }
-                }
-                KeyCode::Char(' ') => {
-                    if let Some(i) = state.selected()
-                        && i < marked.len()
-                    {
-                        assert!(i < marked.len());
-                        if marked[i] {
-                            marked[i] = false;
-                        } else {
-                            marked[i] = true;
-                            // move cursor down
-                            let next = lines.len().min(i + 1);
-                            state.select(Some(next));
+                Event::Mouse(s) => {
+                    if let event::MouseEventKind::Down(event::MouseButton::Left) = s.kind {
+                        let area = terminal.size()?;
+                        if s.row > area.height && s.row < area.height + area.height {
+                            let idx = (s.row - area.height - 1) as usize;
+                            if idx < lines.len() {
+                                state.select(Some(idx));
+                            }
                         }
                     }
                 }