check only if the position exists

plugins/window-state/src/lib.rs

@@ -5,7 +5,8 @@
 use serde::{Deserialize, Serialize};
 use tauri::{
     plugin::{Builder as PluginBuilder, TauriPlugin},
-    LogicalSize, Manager, PhysicalPosition, PhysicalSize, RunEvent, Runtime, Window, WindowEvent,
+    LogicalSize, Manager, Monitor, PhysicalPosition, PhysicalSize, RunEvent, Runtime, Window,
+    WindowEvent,
 };
 
 use std::{
@@ -58,9 +59,6 @@ struct WindowMetadata {
     visible: bool,
     decorated: bool,
     fullscreen: bool,
-    monitor: String,
-    monitor_position: PhysicalPosition<i32>,
-    monitor_size: PhysicalSize<u32>,
 }
 
 struct WindowStateCache(Arc<Mutex<HashMap<String, WindowMetadata>>>);
@@ -107,15 +105,12 @@ impl<R: Runtime> WindowExt for Window<R> {
             // restore position to saved value if saved monitor exists
             // otherwise, let the OS decide where to place the window
             for m in self.available_monitors()? {
-                if m.name().map(ToString::to_string).unwrap_or_default() == state.monitor {
+                if m.contains((state.x, state.y).into()) {
-                    if *m.position() == state.monitor_position && *m.size() == state.monitor_size {
                     self.set_position(PhysicalPosition {
                         x: state.x,
                         y: state.y,
                     })?;
                 }
-                    break;
-                }
             }
 
             if state.maximized {
@@ -135,10 +130,6 @@ impl<R: Runtime> WindowExt for Window<R> {
             let visible = self.is_visible().unwrap_or(true);
             let decorated = self.is_decorated().unwrap_or(true);
             let fullscreen = self.is_fullscreen().unwrap_or(false);
-            let monitor = self.current_monitor()?.unwrap();
-            let monitor_name = monitor.name().map(ToString::to_string).unwrap_or_default();
-            let monitor_position = monitor.position();
-            let monitor_size = monitor.size();
             c.insert(
                 self.label().into(),
                 WindowMetadata {
@@ -150,9 +141,6 @@ impl<R: Runtime> WindowExt for Window<R> {
                     visible,
                     decorated,
                     fullscreen,
-                    monitor: monitor_name,
-                    monitor_position: monitor_position.clone(),
-                    monitor_size: monitor_size.clone(),
                 },
             );
         }
@@ -239,11 +227,7 @@ impl Builder {
                             state.maximized = is_maximized;
 
                             if let Some(monitor) = window_clone.current_monitor().unwrap() {
-                                state.monitor =
-                                    monitor.name().map(ToString::to_string).unwrap_or_default();
                                 let monitor_position = monitor.position();
-                                state.monitor_position = monitor_position.clone();
-                                state.monitor_size = monitor.size().clone();
                                 // save only window positions that are inside the current monitor
                                 if position.x > monitor_position.x
                                     && position.y > monitor_position.y
@@ -294,3 +278,19 @@ impl Builder {
             .build()
     }
 }
+
+trait MonitorExt {
+    fn contains(&self, position: PhysicalPosition<i32>) -> bool;
+}
+
+impl MonitorExt for Monitor {
+    fn contains(&self, position: PhysicalPosition<i32>) -> bool {
+        let PhysicalPosition { x, y } = *self.position();
+        let PhysicalSize { width, height } = *self.size();
+
+        x < position.x as _
+            && position.x < (x + width as i32)
+            && y < position.y as _
+            && position.y < (y + height as i32)
+    }
+}