Support scrolling by mouse

src/action.rs

@@ -1,7 +1,7 @@
 use std::{fmt, string::ToString};
 
 use chrono::{DateTime, Local};
-use crossterm::event::KeyEvent;
+use crossterm::event::{KeyEvent, MouseEvent};
 use serde::{
     de::{self, Deserializer, Visitor},
     Deserialize, Serialize,
@@ -25,6 +25,7 @@ pub enum Action {
     Resume,
     Quit,
     Refresh,
+    MouseEvent(MouseEvent),
     Error(String),
     Help,
     StartExecution(ExecutionId, DateTime<Local>),

src/app.rs

@@ -4,7 +4,7 @@ use std::sync::Arc;
 use anstyle::{Color, RgbColor, Style};
 use chrono::Duration;
 use color_eyre::{eyre::Result, owo_colors::OwoColorize};
-use crossterm::event::{Event, KeyEvent};
+use crossterm::event::{Event, KeyEvent, MouseEvent};
 use ratatui::{prelude::Rect, widgets::Block};
 use serde::{Deserialize, Serialize};
 use tokio::{
@@ -211,7 +211,7 @@ impl<S: Store> App<S> {
         let mut tui = tui::Tui::new()?
             .tick_rate(self.tick_rate)
             .frame_rate(self.frame_rate);
-        // tui.mouse(true);
+        tui = tui.mouse(true);
         tui.enter()?;
 
         for component in self.components.iter_mut() {
@@ -229,6 +229,9 @@ impl<S: Store> App<S> {
         loop {
             if let Some(e) = tui.next().await {
                 match e {
+                    tui::Event::Mouse(me) => {
+                        action_tx.send(Action::MouseEvent(me))?;
+                    }
                     tui::Event::Quit => action_tx.send(Action::Quit)?,
                     tui::Event::Tick => action_tx.send(Action::Tick)?,
                     tui::Event::Render => action_tx.send(Action::Render)?,
@@ -498,7 +501,7 @@ impl<S: Store> App<S> {
                 tui = tui::Tui::new()?
                     .tick_rate(self.tick_rate)
                     .frame_rate(self.frame_rate);
-                // tui.mouse(true);
+                tui = tui.mouse(true);
                 tui.enter()?;
             } else if self.should_quit {
                 tui.stop()?;

src/components/execution_result.rs

@@ -4,7 +4,7 @@ use ansi_parser::{AnsiParser, AnsiSequence, Output};
 use ansi_to_tui::IntoText;
 use chrono::{DateTime, Local};
 use color_eyre::eyre::Result;
-use crossterm::event::{KeyCode, KeyEvent};
+use crossterm::event::{KeyCode, KeyEvent, MouseEvent, MouseEventKind};
 use ratatui::{prelude::*, widgets::*};
 use serde::{Deserialize, Serialize};
 use symbols::scrollbar;
@@ -17,6 +17,7 @@ use crate::{
     action::Action,
     config::{Config, KeyBindings, RuntimeConfig},
     termtext::{Char, Text},
+    utils::is_in_area,
 };
 
 pub struct ExecutionResult {
@@ -33,6 +34,8 @@ pub struct ExecutionResult {
     y_area_size: u16,
     y_max_scroll_size: u16,
     fold: bool,
+
+    rect: Rect,
 }
 
 impl ExecutionResult {
@@ -49,6 +52,7 @@ impl ExecutionResult {
             y_max_scroll_size: 0,
             x_position: 0,
             y_position: 0,
+            rect: Rect::default(),
         }
     }
 
@@ -109,6 +113,20 @@ impl ExecutionResult {
     fn set_fold(&mut self, is_fold: bool) {
         self.fold = is_fold;
     }
+
+    fn handle_mouse_events(&mut self, event: MouseEvent) {
+        if !is_in_area(event.column, event.row, self.rect) {
+            return;
+        }
+
+        match event.kind {
+            MouseEventKind::ScrollDown => self.scroll_down(),
+            MouseEventKind::ScrollUp => self.scroll_up(),
+            MouseEventKind::ScrollLeft => self.scroll_left(),
+            MouseEventKind::ScrollRight => self.scroll_right(),
+            _ => {}
+        }
+    }
 }
 
 fn text_width(text: &Text) -> usize {
@@ -148,12 +166,15 @@ impl Component for ExecutionResult {
             Action::SetFold(is_fold) => self.set_fold(is_fold),
             Action::BottomOfPage => self.bottom_of_page(),
             Action::TopOfPage => self.top_of_page(),
+            Action::MouseEvent(e) => self.handle_mouse_events(e),
             _ => {}
         }
         Ok(None)
     }
 
     fn draw(&mut self, f: &mut Frame<'_>, area: Rect) -> Result<()> {
+        self.rect = area;
+
         let text = self.result.clone().unwrap_or(Text::new(""));
         let mut current = text.to_string();
         let mut y_max;

src/components/history.rs

@@ -10,7 +10,7 @@ use color_eyre::{
     eyre::{Ok, OptionExt, Result},
     owo_colors::OwoColorize,
 };
-use crossterm::event::{KeyCode, KeyEvent};
+use crossterm::event::{KeyCode, KeyEvent, MouseEvent, MouseEventKind};
 use ratatui::{prelude::*, widgets::*};
 use serde::{Deserialize, Serialize};
 use symbols::scrollbar;
@@ -23,6 +23,7 @@ use crate::{
     config::{Config, KeyBindings, RuntimeConfig},
     mode::Mode,
     types::ExecutionId,
+    utils::is_in_area,
     widget::history_item::HistoryItem,
 };
 
@@ -37,6 +38,7 @@ pub struct History {
     runtime_config: RuntimeConfig,
     timemachine_mode: bool,
     y_state: ScrollbarState,
+    rect: Rect,
 }
 
 impl History {
@@ -54,6 +56,7 @@ impl History {
             runtime_config,
             timemachine_mode: false,
             y_state: ScrollbarState::default(),
+            rect: Rect::default(),
         }
     }
 
@@ -196,6 +199,19 @@ impl History {
 
         self.select_latest()
     }
+
+    fn handle_mouse_events(&mut self, event: MouseEvent) -> Result<()> {
+        log::debug!("Mouse event: {:?}", event);
+        if !is_in_area(event.column, event.row, self.rect) {
+            return Ok(());
+        }
+
+        match event.kind {
+            MouseEventKind::ScrollDown => self.go_to_past(),
+            MouseEventKind::ScrollUp => self.go_to_future(),
+            _ => Ok(()),
+        }
+    }
 }
 
 impl Component for History {
@@ -225,13 +241,16 @@ impl Component for History {
             Action::GoToMorePast => self.go_to_more_past()?,
             Action::GoToOldest => self.go_to_oldest()?,
             Action::GoToCurrent => self.go_to_current()?,
+            Action::MouseEvent(e) => self.handle_mouse_events(e)?,
             _ => {}
         }
 
         Ok(None)
     }
 
     fn draw(&mut self, f: &mut Frame<'_>, area: Rect) -> Result<()> {
+        self.rect = area;
+
         let block = Block::default()
             .title("History")
             .borders(Borders::ALL)

src/utils.rs

@@ -3,6 +3,7 @@ use std::{path::PathBuf, sync::LazyLock};
 use color_eyre::eyre::Result;
 use directories::{BaseDirs, ProjectDirs};
 use human_panic::Metadata;
+use ratatui::layout::Rect;
 use tracing::error;
 use tracing_error::ErrorLayer;
 use tracing_subscriber::{
@@ -181,3 +182,7 @@ Config directory: {config_dir_path}
 Data directory: {data_dir_path}"
     )
 }
+
+pub fn is_in_area(x: u16, y: u16, area: Rect) -> bool {
+    x >= area.x && x < area.x + area.width && y >= area.y && y < area.y + area.height
+}