Function write_file_dnd_events_system

pub fn write_file_dnd_events_system(
    focused_non_window_egui_context: Option<Res<'_, FocusedNonWindowEguiContext>>,
    dnd_reader: EventReader<'_, '_, FileDragAndDrop>,
    egui_file_dnd_event_writer: EventWriter<'_, EguiFileDragAndDropEvent>,
    egui_contexts: Query<'_, '_, &EguiContextSettings, With<EguiContext>>,
)

Reads FileDragAndDrop events and wraps them into EguiFileDragAndDropEvent, can redirect events to FocusedNonWindowEguiContext.