Fixed mouse scroll events in opener

src/action.rs

@@ -480,12 +480,12 @@ impl RawEvent {
         }
     }
 
-    pub fn to_mouse(&self, area: Area, drag_id_counter: &mut usize) -> Option<Action> {
+    pub fn to_mouse(&self, drag_id_counter: &mut usize) -> Option<Action> {
         let TerminalEvent::Mouse(ev) = self.0 else {
             return None;
         };
 
-        if let Some(pos) = area.contains([ev.column as isize, ev.row as isize]) {
+        let pos = [ev.column as isize, ev.row as isize];
         let action = match ev.kind {
             MouseEventKind::ScrollUp => MouseAction::Scroll(Dir::Up),
             MouseEventKind::ScrollDown => MouseAction::Scroll(Dir::Down),
@@ -498,8 +498,5 @@ impl RawEvent {
         };
         let is_ctrl = ev.modifiers == KeyModifiers::CONTROL;
         Some(Action::Mouse(action, pos, is_ctrl, *drag_id_counter))
-        } else {
-            None
-        }
     }
 }

src/ui/input.rs

@@ -97,7 +97,9 @@ impl Input {
                 self.refocus(buffer, cursor_id);
                 Ok(Resp::handled(None))
             }
-            Some(Action::Mouse(MouseAction::Scroll(dir), pos, _, _)) if is_doc => {
+            Some(Action::Mouse(MouseAction::Scroll(dir), pos, _, _))
+                if is_doc && self.last_area.contains(pos).is_some() =>
+            {
                 let dist = [1, 1];
                 let dfocus = match dir {
                     Dir::Up => [0, -1],

src/ui/panes.rs

@@ -15,7 +15,6 @@ pub struct Panes {
     selected: usize,
     panes: Vec<Pane>,
     last_area: Area,
-    drag_id_counter: usize,
 }
 
 impl Panes {
@@ -30,7 +29,6 @@ impl Panes {
                 })
                 .collect(),
             last_area: Default::default(),
-            drag_id_counter: 0,
         }
     }
 
@@ -46,7 +44,6 @@ impl Element for Panes {
                 .map(Action::PaneMove)
                 .or_else(|| e.to_pane_open().map(Action::PaneOpen))
                 .or_else(|| e.to_pane_close())
-                .or_else(|| e.to_mouse(self.last_area, &mut self.drag_id_counter))
         }) {
             Some(Action::PaneMove(Dir::Left)) => {
                 self.selected = (self.selected + self.panes.len() - 1) % self.panes.len();

src/ui/root.rs

@@ -5,6 +5,7 @@ pub struct Root {
     panes: Panes,
     status: Status,
     tasks: Vec<Task>,
+    drag_id_counter: usize,
 }
 
 pub enum Task {
@@ -35,12 +36,19 @@ impl Root {
             panes: Panes::new(state, buffers),
             status: Status,
             tasks: Vec::new(),
+            drag_id_counter: 0,
         }
     }
 }
 
 impl Element<()> for Root {
     fn handle(&mut self, state: &mut State, mut event: Event) -> Result<Resp<()>, Event> {
+        // Perform any top-level conversion of raw events
+        let mut event = event
+            .to_action(|e| e.to_mouse(&mut self.drag_id_counter))
+            .map(Event::Action)
+            .unwrap_or(event);
+
         // Pass the event down through the list of tasks until we meet one that can handle it
         let mut task_idx = self.tasks.len();
         let event = loop {