tor-browser

commit 1aeb89553ad9edbe5e46d809a1a8817d205e2995
parent 68c8ca5d3bf3a07f7bab6da1a1ee3c53e70da27f
Author: Chloe Zhou <chloezhouny@gmail.com>
Date:   Thu,  8 Jan 2026 21:39:16 +0000

Bug 2008654 - Enable transparency for firstrun.html in AI Window r=ai-frontend-reviewers,Gijs

Differential Revision: https://phabricator.services.mozilla.com/D277965

Diffstat:
M
browser/base/content/test/static/browser_all_files_referenced.js
 | 
4
----
M
browser/components/aiwindow/ui/content/firstrun.js
 | 
8
++++++++
M
browser/components/aiwindow/ui/modules/AIWindow.sys.mjs
 | 
6
+++++-
M
browser/components/aiwindow/ui/test/browser/browser.toml
 | 
1
+
M
browser/components/aiwindow/ui/test/browser/browser_aiwindow_transparency.js
 | 
23
+++++++++++++++++++++++

5 files changed, 37 insertions(+), 5 deletions(-)
diff --git a/browser/base/content/test/static/browser_all_files_referenced.js b/browser/base/content/test/static/browser_all_files_referenced.js
@@ -332,10 +332,6 @@ var allowlist = [
   {
     file: "moz-src:///browser/components/aiwindow/models/IntentClassifier.sys.mjs",
   },
-  // Bug 2004888 - [FirstRun] Create Firstrun.html opening firstrun welcome screen
-  {
-    file: "chrome://browser/content/aiwindow/firstrun.html",
-  },
   // Bug 2005768 - Insights scheduler for generation from history
   // Bug 2007939 - Rename "insights" to "memories"
   {
diff --git a/browser/components/aiwindow/ui/content/firstrun.js b/browser/components/aiwindow/ui/content/firstrun.js
@@ -202,6 +202,14 @@ function renderFirstRun() {
     window.location.href = lazy.AIWindow.newTabURL;
   };
 
+  window.addEventListener(
+    "unload",
+    () => {
+      AWParent.didDestroy();
+    },
+    { once: true }
+  );
+
   const script = document.createElement("script");
   script.src = "chrome://browser/content/aboutwelcome/aboutwelcome.bundle.js";
   document.body.appendChild(script);
diff --git a/browser/components/aiwindow/ui/modules/AIWindow.sys.mjs b/browser/components/aiwindow/ui/modules/AIWindow.sys.mjs
@@ -7,6 +7,8 @@ import { XPCOMUtils } from "resource://gre/modules/XPCOMUtils.sys.mjs";
 
 const AIWINDOW_URL = "chrome://browser/content/aiwindow/aiWindow.html";
 const AIWINDOW_URI = Services.io.newURI(AIWINDOW_URL);
+const FIRSTRUN_URL = "chrome://browser/content/aiwindow/firstrun.html";
+const FIRSTRUN_URI = Services.io.newURI(FIRSTRUN_URL);
 
 const lazy = {};
 ChromeUtils.defineESModuleGetters(lazy, {
@@ -229,7 +231,9 @@ export const AIWindow = {
    * @returns {boolean} whether AI Window content page is active
    */
   isAIWindowContentPage(uri) {
-    return AIWINDOW_URI.equalsExceptRef(uri);
+    return (
+      AIWINDOW_URI.equalsExceptRef(uri) || FIRSTRUN_URI.equalsExceptRef(uri)
+    );
   },
 
   /**
diff --git a/browser/components/aiwindow/ui/test/browser/browser.toml b/browser/components/aiwindow/ui/test/browser/browser.toml
@@ -1,4 +1,5 @@
 [DEFAULT]
+prefs = ["browser.newtab.preload=false"]
 support-files = [
   "head.js",
   "test_chat_search_button.html",
diff --git a/browser/components/aiwindow/ui/test/browser/browser_aiwindow_transparency.js b/browser/components/aiwindow/ui/test/browser/browser_aiwindow_transparency.js
@@ -3,6 +3,8 @@
 
 "use strict";
 
+const FIRSTRUN_URL = "chrome://browser/content/aiwindow/firstrun.html";
+
 /**
  * Checks if browser has transparent attribute
  *
@@ -68,6 +70,27 @@ add_task(async function test_transparency_on_new_tab() {
   gAIWindow.gBrowser.removeTab(newTab);
 });
 
+add_task(async function test_transparency_on_firstrun_page() {
+  const newTab = await BrowserTestUtils.openNewForegroundTab(
+    gAIWindow.gBrowser,
+    FIRSTRUN_URL
+  );
+  const newBrowser = gAIWindow.gBrowser.getBrowserForTab(newTab);
+
+  Assert.ok(
+    isBrowserTransparent(newBrowser),
+    "Browser should be transparent on new firstrun page"
+  );
+
+  Assert.equal(
+    newBrowser.currentURI.spec,
+    FIRSTRUN_URL,
+    "New tab should be on firstrun URL"
+  );
+
+  gAIWindow.gBrowser.removeTab(newTab);
+});
+
 add_task(async function test_transparency_removed_on_navigation() {
   gReusableTab = await BrowserTestUtils.openNewForegroundTab(
     gAIWindow.gBrowser,