1 files changed, 21 insertions, 0 deletions
diff --git a/devtools/client/webconsole/net/utils/events.js b/devtools/client/webconsole/net/utils/events.js
new file mode 100644
index 000000000..9f8705593
--- /dev/null
+++ b/devtools/client/webconsole/net/utils/events.js
@@ -0,0 +1,21 @@
+/* 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";
+
+function isLeftClick(event, allowKeyModifiers) {
+  return event.button === 0 && (allowKeyModifiers || noKeyModifiers(event));
+}
+
+function noKeyModifiers(event) {
+  return !event.ctrlKey && !event.shiftKey && !event.altKey && !event.metaKey;
+}
+
+function cancelEvent(event) {
+  event.stopPropagation();
+  event.preventDefault();
+}
+
+// Exports from this module
+exports.isLeftClick = isLeftClick;
+exports.cancelEvent = cancelEvent;