fix: resize overlay window when shared screen changes resolution

core/src/lib.rs

@@ -3041,6 +3041,20 @@ impl<'a> ApplicationHandler<UserEvent> for Application<'a> {
                     } else if wm.is_active_window(window_id) {
                         log::info!("window_event: active window resized to {:?}", new_size);
                         wm.resize_active_window(new_size);
+                        let monitor_size = wm
+                            .active_gfx_mut()
+                            .and_then(|gfx| gfx.window().current_monitor())
+                            .map(|monitor| monitor.size());
+                        if monitor_size == Some(new_size)
+                            && self.pending_overlay_repair.is_none()
+                            && self.remote_control.as_ref().is_some_and(|remote_control| {
+                                let overlay_window =
+                                    remote_control.cursor_controller.get_overlay_window();
+                                !overlay_window.matches_size(new_size)
+                            })
+                        {
+                            self.pending_overlay_repair = wm.active_monitor_id();
+                        }
                     }
                 }
             }

core/src/overlay_window.rs

@@ -8,7 +8,7 @@
 use core::fmt;
 use std::sync::{Arc, Mutex};
 
-use winit::dpi::PhysicalPosition;
+use winit::dpi::{PhysicalPosition, PhysicalSize};
 
 use crate::utils::geometry::{Extent, Frame, Position};
 
@@ -103,6 +103,10 @@ impl OverlayWindow {
         }
     }
 
+    pub fn matches_size(&self, size: PhysicalSize<u32>) -> bool {
+        self.extent.width == size.width as f64 && self.extent.height == size.height as f64
+    }
+
     pub fn source_to_global(&self, position: Position) -> Option<Position> {
         self.source_to_global_with_frame(position, self.capture_frame())
     }