Remove some event dispatchers

svelte/src/filesystem/filemanager/FilePicker.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-import { createEventDispatcher, onMount } from "svelte"
+import { onMount } from "svelte"
 import ListView from "./ListView.svelte"
 import GalleryView from "./GalleryView.svelte"
 import CompactView from "./CompactView.svelte"
@@ -11,13 +11,16 @@ import { FileAction, type FileActionHandler } from "./FileManagerLib";
 
 let nav = $state(new FSNavigator(false))
 let modal: Modal = $state()
-let dispatch = createEventDispatcher()
 let directory_view = $state("")
 let large_icons = $state(false)
 let show_hidden = $state(false)
 
-let { select_multiple = false }: {
-	select_multiple?: boolean;
+let {
+	callback,
+	select_multiple = false
+}: {
+	callback: (files: FSNode[]) => void
+	select_multiple?: boolean
 } = $props();
 
 export const open = (path: string) => {
@@ -113,7 +116,7 @@ let done = () => {
 	}
 
 	if (selected_files.length > 0) {
-		dispatch("files", selected_files)
+		callback(selected_files)
 	}
 	modal.hide()
 }