image-copy: Update toplevel cursor position for cursor_follows_focus

src/input/mod.rs

@@ -2521,7 +2521,7 @@ fn mapped_output_for_device<'a, D: Device + 'static>(
     map_to_output.or_else(|| shell.builtin_output())
 }
 
-fn update_output_image_copy_cursor_position(
+pub fn update_output_image_copy_cursor_position(
     shell: &Shell,
     clock: &Clock<Monotonic>,
     output: &Output,

src/shell/focus/mod.rs

@@ -378,6 +378,14 @@ fn update_focus_state(
                     .cloned()
                     .unwrap_or(seat.active_output());
 
+                crate::input::update_output_image_copy_cursor_position(
+                    &shell,
+                    &state.common.clock,
+                    &output,
+                    seat,
+                    new_pos,
+                );
+
                 let focus = State::surface_under(new_pos, &output, &shell)
                     .map(|(focus, loc)| (focus, loc.as_logical()));
                 //drop here to avoid multiple borrows