bad :(

Cargo.lock

@@ -572,6 +572,7 @@ version = "0.1.0"
 dependencies = [
  "async-channel",
  "fragile",
+ "glib",
  "gtk4",
  "libadwaita",
  "time",

Cargo.toml

@@ -9,5 +9,6 @@ edition = "2021"
 adw = { version = "0.5.3", package = "libadwaita" }
 async-channel = "2.1.1"
 fragile = "2.0.0"
+glib = "0.18.5"
 gtk = { version = "0.7.3", package = "gtk4" }
 time = "0.3.31"

src/build_ui.rs

@@ -139,25 +139,30 @@ pub fn build_ui(app: &adw::Application) {
     window.connect_hide(clone!(@weak window => move |_| save_window_size(&window, &glib_settings)));
     window.connect_hide(clone!(@weak window => move |_| window.destroy()));
     
-    window.show();
-
-    let bottom_box_clone = fragile::Fragile::new(bottom_box.clone());
-    let content_stack_clone = fragile::Fragile::new(content_stack.clone());
-
-    gio::spawn_blocking(move || {
-        while gtk_loops == true {
-            glib::MainContext::default().invoke( move || {
-                bottom_box_loop( &bottom_box_clone, &content_stack_clone)
-            });
-        }
+    let (sender, receiver) = MainContext::channel(Priority::default());
+    window.connect_show(move |_| {
+        let sender = sender.clone();
+        // The long running operation runs now in a separate thread
+        thread::spawn(move || {
+           sender.send(false).expect("Could not send through channel");
+        });
     });
+        
+    window.show();
+    
+    receiver.attach(
+        None,
+        clone!(@weak bottom_box => @default-return Continue(false),
+                    move |state| {
+                        bottom_box_loop(&bottom_box, state);
+                        glib::ControlFlow::Continue
+                    }
+        ),
+
+    );
     
 }
 
-fn bottom_box_loop(bottom_box: &Fragile<gtk::Box>, content_stack: &Fragile<Stack>) {
-        if content_stack.get().visible_child_name().expect("gstring to string").as_str() == "welcome_page" {
-            bottom_box.get().set_visible(false)
-        } else {
-            bottom_box.get().set_visible(true)
-        }
+fn bottom_box_loop(bottom_box: &gtk::Box, state: bool) {
+        bottom_box.set_visible(state)
 }