add file property to drag data

packages/html/src/events/drag.rs

@@ -1,7 +1,9 @@
-use dioxus_core::Event;
-
+use crate::FileEngine;
 use crate::MouseData;
 
+use dioxus_core::Event;
+use std::fmt::Debug;
+
 pub type DragEvent = Event<DragData>;
 
 /// The DragEvent interface is a DOM event that represents a drag and drop interaction. The user initiates a drag by
@@ -9,12 +11,38 @@ pub type DragEvent = Event<DragData>;
 /// (such as another DOM element). Applications are free to interpret a drag and drop interaction in an
 /// application-specific way.
 #[cfg_attr(feature = "serialize", derive(serde::Serialize, serde::Deserialize))]
-#[derive(Debug, Clone, PartialEq, Eq)]
+#[derive(Clone)]
 pub struct DragData {
     /// Inherit mouse data
     pub mouse: MouseData,
+
+    #[cfg_attr(
+        feature = "serialize",
+        serde(
+            default,
+            skip_serializing,
+            deserialize_with = "crate::events::deserialize_file_engine"
+        )
+    )]
+    pub files: Option<std::sync::Arc<dyn FileEngine>>,
 }
 
+impl Debug for DragData {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.debug_struct("DragData")
+            .field("mouse", &self.mouse)
+            .finish()
+    }
+}
+
+impl PartialEq for DragData {
+    fn eq(&self, other: &Self) -> bool {
+        self.mouse == other.mouse
+    }
+}
+
+impl Eq for DragData {}
+
 impl_event! {
     DragData;
 

packages/html/src/events/form.rs

@@ -48,7 +48,7 @@ impl FileEngine for SerializedFileEngine {
 }
 
 #[cfg(feature = "serialize")]
-fn deserialize_file_engine<'de, D>(
+pub(crate) fn deserialize_file_engine<'de, D>(
     deserializer: D,
 ) -> Result<Option<std::sync::Arc<dyn FileEngine>>, D::Error>
 where

packages/html/src/web_sys_bind/events.rs

@@ -123,6 +123,7 @@ impl From<&MouseEvent> for DragData {
     fn from(value: &MouseEvent) -> Self {
         Self {
             mouse: MouseData::from(value),
+            files: None,
         }
     }
 }