Synchronous prevent default (#2792)

* add prevent default methods to the event

* sync prevent default almost working

* sync prevent default working

* Move event handling into the runtime

* update core tests

* restore desktop file dialog

* implement prevent default on web

* add a hint about the new prevent default method

* fix web prevent default

* Fix CTRL+click on links

* fix values memorize in place test

* Fix a few more tests

* Add a playwright test for sync prevent default

* Fix core doc tests

* create a deprecated VirtualDom::handle_event

* fix macos imports in desktop

* Fix onmounted event

* Fix liveview support

* switch to RefCell for metadata

* Remove println

* remove prevent default attribute

* remove web specific link behavior

* Fix liveview links

* more liveview fixes for link

* Fix merge conflicts

* Fix clippy

* use the new prevent default in the file upload example

packages/core/tests/lifecycle.rs

@@ -5,6 +5,7 @@
 use dioxus::dioxus_core::{ElementId, Mutation::*};
 use dioxus::html::SerializedHtmlEventConverter;
 use dioxus::prelude::*;
+use std::any::Any;
 use std::rc::Rc;
 use std::sync::{Arc, Mutex};
 
@@ -60,12 +61,11 @@ fn events_generate() {
     let mut dom = VirtualDom::new(app);
     dom.rebuild(&mut dioxus_core::NoOpMutations);
 
-    dom.handle_event(
-        "click",
-        Rc::new(PlatformEventData::new(Box::<SerializedMouseData>::default())),
-        ElementId(1),
+    let event = Event::new(
+        Rc::new(PlatformEventData::new(Box::<SerializedMouseData>::default())) as Rc<dyn Any>,
         true,
     );
+    dom.runtime().handle_event("click", event, ElementId(1));
 
     dom.mark_dirty(ScopeId::APP);
     let edits = dom.render_immediate_to_vec();