fix `HasFileData` for `WebDragData`

packages/web/src/event.rs

@@ -10,7 +10,7 @@ use dioxus_html::{
 };
 use js_sys::Array;
 use wasm_bindgen::{prelude::wasm_bindgen, JsCast, JsValue};
-use web_sys::{Document, Element, Event, MouseEvent};
+use web_sys::{Document, DragEvent, Element, Event, MouseEvent};
 
 pub(crate) struct WebEventConverter;
 
@@ -529,17 +529,16 @@ impl HasFileData for WebDragData {
         #[cfg(not(feature = "file_engine"))]
         let files = None;
         #[cfg(feature = "file_engine")]
-        let files = self
-            .element
-            .dyn_ref()
-            .and_then(|input: &web_sys::HtmlInputElement| {
-                input.files().and_then(|files| {
+        let files = self.raw.dyn_ref::<DragEvent>().and_then(|drag_event| {
+            drag_event.data_transfer().and_then(|dt| {
+                dt.files().and_then(|files| {
                     #[allow(clippy::arc_with_non_send_sync)]
                     crate::file_engine::WebFileEngine::new(files).map(|f| {
                         std::sync::Arc::new(f) as std::sync::Arc<dyn dioxus_html::FileEngine>
                     })
                 })
-            });
+            })
+        });
 
         files
     }