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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /browser/extensions/webcompat/injections/js/bug1448747-fastclick-shim.js
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'browser/extensions/webcompat/injections/js/bug1448747-fastclick-shim.js')
-rw-r--r--browser/extensions/webcompat/injections/js/bug1448747-fastclick-shim.js35
1 files changed, 35 insertions, 0 deletions
diff --git a/browser/extensions/webcompat/injections/js/bug1448747-fastclick-shim.js b/browser/extensions/webcompat/injections/js/bug1448747-fastclick-shim.js
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index 0000000000..7a8e85f538
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+++ b/browser/extensions/webcompat/injections/js/bug1448747-fastclick-shim.js
@@ -0,0 +1,35 @@
+/* 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";
+
+/**
+ * Bug 1448747 - Neutralize FastClick
+ *
+ * The patch is applied on sites using FastClick library
+ * to make sure `FastClick.notNeeded` returns `true`.
+ * This allows to disable FastClick and fix various breakage caused
+ * by the library (mainly non-functioning drop-down lists).
+ */
+
+/* globals exportFunction */
+
+(function () {
+ const proto = CSS2Properties.prototype.wrappedJSObject;
+ const descriptor = Object.getOwnPropertyDescriptor(proto, "touchAction");
+ const { get } = descriptor;
+
+ descriptor.get = exportFunction(function () {
+ try {
+ throw Error();
+ } catch (e) {
+ if (e.stack?.includes("notNeeded")) {
+ return "none";
+ }
+ }
+ return get.call(this);
+ }, window);
+
+ Object.defineProperty(proto, "touchAction", descriptor);
+})();