fix the fullstack platform with the new launch API

packages/desktop/src/launch.rs

@@ -11,7 +11,7 @@ use tao::event::{Event, StartCause, WindowEvent};
 ///
 /// This will block the main thread, and *must* be spawned on the main thread. This function does not assume any runtime
 /// and is equivalent to calling launch_with_props with the tokio feature disabled.
-pub fn launch_with_props_blocking(virtual_dom: VirtualDom, desktop_config: Config) {
+pub fn launch_virtual_dom_blocking(virtual_dom: VirtualDom, desktop_config: Config) {
     let (event_loop, mut app) = App::new(desktop_config, virtual_dom);
 
     event_loop.run(move |window_event, _, control_flow| {
@@ -48,6 +48,21 @@ pub fn launch_with_props_blocking(virtual_dom: VirtualDom, desktop_config: Confi
     })
 }
 
+/// Launches the WebView and runs the event loop, with configuration and root props.
+pub fn launch_virtual_dom(virtual_dom: VirtualDom, desktop_config: Config) {
+    #[cfg(feature = "tokio")]
+    tokio::runtime::Builder::new_multi_thread()
+        .enable_all()
+        .build()
+        .unwrap()
+        .block_on(tokio::task::unconstrained(async move {
+            launch_virtual_dom_blocking(virtual_dom, desktop_config)
+        }));
+
+    #[cfg(not(feature = "tokio"))]
+    launch_virtual_dom_blocking(config, desktop_config)
+}
+
 /// Launches the WebView and runs the event loop, with configuration and root props.
 pub fn launch(
     root: fn() -> Element,