tweaks to the LastWindowClose to make it more imperative

examples/multiwindow.rs

@@ -5,22 +5,14 @@
 //! own context, root elements, etc.
 
 use dioxus::prelude::*;
-use dioxus::{desktop::Config, desktop::DefaultWindowCloseBehaviour};
 
 fn main() {
-    dioxus::LaunchBuilder::desktop()
-        // We can choose the close behavior of the last window to hide. See DefaultWindowCloseBehaviour for more options.
-        .with_cfg(
-            Config::new()
-                .with_default_window_close_behaviour(DefaultWindowCloseBehaviour::LastWindowHides),
-        )
-        .launch(app);
+    dioxus::launch(app);
 }
 
 fn app() -> Element {
     let onclick = move |_| {
-        let dom = VirtualDom::new(popup);
-        dioxus::desktop::window().new_window(dom, Default::default());
+        dioxus::desktop::window().new_window(VirtualDom::new(popup), Default::default());
     };
 
     rsx! {

examples/multiwindow_with_tray_icon.rs

@@ -3,31 +3,37 @@
 //! This example shows how to implement a simple multiwindow application and tray icon using dioxus.
 //! This works by spawning a new window when the user clicks a button. We have to build a new virtualdom which has its
 //! own context, root elements, etc.
+//!
+//! This is useful for apps that incorporate settings panels or persistent windows like Raycast.
 
 use dioxus::desktop::{
     trayicon::{default_tray_icon, init_tray_icon},
-    Config, WindowCloseBehaviour,
+    window, WindowCloseBehaviour,
 };
 use dioxus::prelude::*;
 
 fn main() {
-    dioxus::LaunchBuilder::desktop()
-        // We can choose the close behavior of this window to hide. See WindowCloseBehaviour for more options.
-        .with_cfg(Config::new().with_window_close_behaviour(WindowCloseBehaviour::WindowHides))
-        .launch(app);
+    dioxus::launch(app);
 }
 
 fn app() -> Element {
-    // async should not be needed, check if issue 3542 has been resolved
-    let onclick = move |_| async {
-        let dom = VirtualDom::new(popup);
-        dioxus::desktop::window().new_window(dom, Default::default());
-    };
+    use_hook(|| {
+        // Set the close behavior for the main window
+        // This will hide the window instead of closing it when the user clicks the close button
+        window().set_close_behavior(WindowCloseBehaviour::WindowHides);
 
-    init_tray_icon(default_tray_icon(), None);
+        // Initialize the tray icon with a default icon and no menu
+        // This will provide the tray into context for the application
+        init_tray_icon(default_tray_icon(), None)
+    });
 
     rsx! {
-        button { onclick, "New Window" }
+        button {
+            onclick: move |_| {
+                window().new_window(VirtualDom::new(popup), Default::default());
+            },
+            "New Window"
+        }
     }
 }