diff --git a/src/terminal.rs b/src/terminal.rs
index c1ccc3e..cd41810 100644
--- a/src/terminal.rs
+++ b/src/terminal.rs
@@ -43,16 +43,20 @@ impl Area {
         self.size.map(|e| e as usize)
     }
 
+    pub fn translate(&self, pos: [isize; 2]) -> [isize; 2] {
+        [
+            pos[0] - self.origin[0] as isize,
+            pos[1] - self.origin[1] as isize,
+        ]
+    }
+
     pub fn contains(&self, pos: [isize; 2]) -> Option<[isize; 2]> {
         if (self.origin[0] as isize..self.origin[0] as isize + self.size[0] as isize)
             .contains(&pos[0])
             && (self.origin[1] as isize..self.origin[1] as isize + self.size[1] as isize)
                 .contains(&pos[1])
         {
-            Some([
-                pos[0] - self.origin[0] as isize,
-                pos[1] - self.origin[1] as isize,
-            ])
+            Some(self.translate(pos))
         } else {
             None
         }
diff --git a/src/ui/input.rs b/src/ui/input.rs
index 6b8802f..4993d5d 100644
--- a/src/ui/input.rs
+++ b/src/ui/input.rs
@@ -171,10 +171,9 @@ impl Input {
                 if self.scroll_grab.map_or(false, |(di, _)| di == drag_id) =>
             {
                 if let Some((_, offset)) = self.scroll_grab
-                    && let Some(pos) = self.frame_area.contains(pos)
                     && let Some((_, scroll_sz, frame_sz)) = self.last_scroll_pos
                 {
-                    self.focus[1] = ((pos[1] - offset).max(0) as usize
+                    self.focus[1] = ((self.frame_area.translate(pos)[1] - offset).max(0) as usize
                         * buffer.text.lines().count()
                         / frame_sz) as isize;
                 }
@@ -184,13 +183,12 @@ impl Input {
                 Action::Mouse(MouseAction::Drag, pos, false, _)
                 | Action::Mouse(MouseAction::Click, pos, true, _),
             ) => {
-                if let Some(pos) = self.last_area.contains(pos) {
-                    buffer.goto_cursor(
-                        cursor_id,
-                        [self.focus[0] + pos[0], self.focus[1] + pos[1]],
-                        false,
-                    );
-                }
+                let pos = self.last_area.translate(pos);
+                buffer.goto_cursor(
+                    cursor_id,
+                    [self.focus[0] + pos[0], self.focus[1] + pos[1]],
+                    false,
+                );
                 Ok(Resp::handled(None))
             }
             Some(Action::Undo) => {