Fix branding window defaulting everything to black

svelte/src/filesystem/edit_window/EditWindow.svelte

@@ -1,9 +1,8 @@
 <script lang="ts">
-import { preventDefault } from 'svelte/legacy';
 import { fs_rename, fs_update, type FSNode, type NodeOptions } from "lib/FilesystemAPI.svelte";
 import Modal from "util/Modal.svelte";
 import BrandingOptions from "./BrandingOptions.svelte";
-import { branding_from_node } from "./Branding";
+import { branding_from_props } from "./Branding";
 import FileOptions from "./FileOptions.svelte";
 import SharingOptions from "./SharingOptions.svelte";
 import AccessControl from "./AccessControl.svelte";
@@ -52,7 +51,7 @@ export const edit = (f: FSNode, oae = false, open_tab = "") => {
 
 	branding_enabled = options.branding_enabled === "true"
 	if (branding_enabled) {
-		custom_css = branding_from_node(file)
+		custom_css = branding_from_props(options)
 	} else {
 		custom_css = ""
 	}
@@ -66,7 +65,8 @@ let open_after_edit = $state(false)
 let new_name = $state("")
 let branding_enabled = $state(false)
 
-const save = async (keep_editing = false) => {
+const save = async (e: SubmitEvent) => {
+	e.preventDefault()
 	console.debug("Saving file", file.path)
 
 	let new_file: FSNode
@@ -103,10 +103,6 @@ const save = async (keep_editing = false) => {
 	} else {
 		nav.reload()
 	}
-
-	if (keep_editing) {
-		edit(new_file, open_after_edit)
-	}
 }
 </script>
 
@@ -132,7 +128,7 @@ const save = async (keep_editing = false) => {
 		</button>
 	</div>
 
-	<form id="edit_form" onsubmit={preventDefault(() => save(false))}></form>
+	<form id="edit_form" onsubmit={save}></form>
 
 	<div class="tab_content">
 		{#if tab === "file"}
@@ -155,7 +151,7 @@ const save = async (keep_editing = false) => {
 				bind:enabled={branding_enabled}
 				bind:options={options}
 				bind:file
-				on:style_change={e => custom_css = branding_from_node(file)}
+				bind:custom_css
 			/>
 		{/if}
 	</div>