1 files changed, 42 insertions, 0 deletions
diff --git a/browser/tools/mozscreenshots/mozscreenshots/extension/configurations/UIDensities.sys.mjs b/browser/tools/mozscreenshots/mozscreenshots/extension/configurations/UIDensities.sys.mjs
new file mode 100644
index 0000000000..37cc123727
--- /dev/null
+++ b/browser/tools/mozscreenshots/mozscreenshots/extension/configurations/UIDensities.sys.mjs
@@ -0,0 +1,42 @@
+/* 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/. */
+
+export var UIDensities = {
+  init(libDir) {},
+
+  configurations: {
+    compactDensity: {
+      selectors: ["#navigator-toolbox", "#appMenu-popup", "#widget-overflow"],
+      async applyConfig() {
+        let browserWindow =
+          Services.wm.getMostRecentWindow("navigator:browser");
+        browserWindow.gCustomizeMode.setUIDensity(
+          browserWindow.gUIDensity.MODE_COMPACT
+        );
+      },
+    },
+
+    normalDensity: {
+      selectors: ["#navigator-toolbox", "#appMenu-popup", "#widget-overflow"],
+      async applyConfig() {
+        let browserWindow =
+          Services.wm.getMostRecentWindow("navigator:browser");
+        browserWindow.gCustomizeMode.setUIDensity(
+          browserWindow.gUIDensity.MODE_NORMAL
+        );
+      },
+    },
+
+    touchDensity: {
+      selectors: ["#navigator-toolbox", "#appMenu-popup", "#widget-overflow"],
+      async applyConfig() {
+        let browserWindow =
+          Services.wm.getMostRecentWindow("navigator:browser");
+        browserWindow.gCustomizeMode.setUIDensity(
+          browserWindow.gUIDensity.MODE_TOUCH
+        );
+      },
+    },
+  },
+};