From 34d1c868b4c88672caecbfad060cd02da4f13649 Mon Sep 17 00:00:00 2001
From: PJ <pje@telecommunity.com>
Date: Wed, 11 Jan 2023 01:35:36 -0500
Subject: [PATCH] Fix 1.x view headers on new/empty tabs

---
 manifest.json    |  2 +-
 src/Explorer.tsx | 11 ++++++-----
 versions.json    |  2 +-
 3 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/manifest.json b/manifest.json
index d053b39..76067c7 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,7 +3,7 @@
   "name": "Quick Explorer",
   "author": "PJ Eby",
   "authorUrl": "https://github.com/pjeby",
-  "version": "0.2.7",
+  "version": "0.2.8",
   "description": "Perform file explorer operations (and see your current file path) from the title bar, using the mouse or keyboard",
   "minAppVersion": "0.15.9",
   "isDesktopOnly": true
diff --git a/src/Explorer.tsx b/src/Explorer.tsx
index 18e7377..09b1c10 100644
--- a/src/Explorer.tsx
+++ b/src/Explorer.tsx
@@ -1,4 +1,4 @@
-import { App, FileView, requireApiVersion, TAbstractFile, TFile, TFolder, WorkspaceLeaf } from "./obsidian";
+import { App, FileView, requireApiVersion, TAbstractFile, TFile, TFolder, View, WorkspaceLeaf } from "./obsidian";
 import { list, el, mount, unmount } from "redom";
 import { ContextMenu } from "./ContextMenu";
 import { FolderMenu } from "./FolderMenu";
@@ -127,7 +127,7 @@ export class Explorer extends PerWindowComponent {
     visibleCrumb(opener: HTMLElement) {
         let crumb = explorableCrumb(this, opener);
         if (!opener.isShown()) {
-            const altOpener = app.workspace.getActiveViewOfType(FileView).containerEl.find(
+            const altOpener = app.workspace.getActiveViewOfType(View).containerEl.find(
                 ".view-header .view-header-title-parent"
             );
             if (altOpener?.isShown()) {
@@ -230,12 +230,13 @@ function tabCrumb(opener: HTMLElement) {
     const leafEl = opener.matchParent(".workspace-leaf");
     let leaf: WorkspaceLeaf, crumb: Breadcrumb;
     app.workspace.iterateAllLeaves(l => l.containerEl === leafEl && (leaf = l) && true);
-    const file = (leaf?.view as FileView)?.file;
+    const root = app.vault.getAbstractFileByPath("/");
+    const file = (leaf?.view as FileView)?.file ?? root;
     const tree = hierarchy(file);
     const parent = opener.matchParent(".view-header-title-parent");
-    crumb = new Breadcrumb(crumbs, parent as HTMLElement, tree.shift().file, onOpen, onClose);
+    crumb = new Breadcrumb(crumbs, parent as HTMLElement, tree.shift()?.file ?? root, onOpen, onClose);
     for (const el of parent.findAll(".view-header-breadcrumb")) {
-        new Breadcrumb(crumbs, el, tree.shift().file, onOpen, onClose);
+        new Breadcrumb(crumbs, el, tree.shift()?.file ?? root, onOpen, onClose);
         if (el === opener) crumb = crumbs[crumbs.length-1];
     }
     return crumb;
diff --git a/versions.json b/versions.json
index a5b96f9..19fecf4 100644
--- a/versions.json
+++ b/versions.json
@@ -1,5 +1,5 @@
 {
-    "0.2.7": "0.15.9",
+    "0.2.8": "0.15.9",
     "0.1.41": "0.15.9",
     "0.1.37": "0.14.5",
     "0.1.23": "0.14.2",