1 files changed, 28 insertions, 0 deletions
diff --git a/browser/tools/mozscreenshots/mozscreenshots/extension/configurations/TabsInTitlebar.sys.mjs b/browser/tools/mozscreenshots/mozscreenshots/extension/configurations/TabsInTitlebar.sys.mjs
new file mode 100644
index 0000000000..bc5b12c219
--- /dev/null
+++ b/browser/tools/mozscreenshots/mozscreenshots/extension/configurations/TabsInTitlebar.sys.mjs
@@ -0,0 +1,28 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const PREF_TABS_IN_TITLEBAR = "browser.tabs.inTitlebar";
+
+export var TabsInTitlebar = {
+  init(libDir) {},
+
+  configurations: {
+    tabsInTitlebar: {
+      selectors: ["#navigator-toolbox"],
+      async applyConfig() {
+        Services.prefs.setIntPref(PREF_TABS_IN_TITLEBAR, 1);
+        return undefined;
+      },
+    },
+
+    tabsOutsideTitlebar: {
+      selectors: ["#navigator-toolbox"].concat(
+        Services.appinfo.OS == "Linux" ? [] : ["#titlebar"]
+      ),
+      async applyConfig() {
+        Services.prefs.setIntPref(PREF_TABS_IN_TITLEBAR, 0);
+      },
+    },
+  },
+};