1 files changed, 51 insertions, 0 deletions
diff --git a/browser/tools/mozscreenshots/mozscreenshots/extension/configurations/UIDensities.jsm b/browser/tools/mozscreenshots/mozscreenshots/extension/configurations/UIDensities.jsm
new file mode 100644
index 0000000000..aea09d822c
--- /dev/null
+++ b/browser/tools/mozscreenshots/mozscreenshots/extension/configurations/UIDensities.jsm
@@ -0,0 +1,51 @@
+/* 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/. */
+
+"use strict";
+
+var EXPORTED_SYMBOLS = ["UIDensities"];
+
+const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
+
+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
+        );
+      },
+    },
+  },
+};