1 files changed, 22 insertions, 0 deletions
diff --git a/devtools/client/shared/events.js b/devtools/client/shared/events.js
new file mode 100644
index 0000000000..fcfd32d3bf
--- /dev/null
+++ b/devtools/client/shared/events.js
@@ -0,0 +1,22 @@
+/* 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";
+
+/**
+ * Prevent event default behaviour and stop its propagation.
+ * @param  {Object} event
+ *         Event or react synthetic event.
+ */
+exports.preventDefaultAndStopPropagation = function (event) {
+  event.preventDefault();
+  event.stopPropagation();
+  if (event.nativeEvent) {
+    if (event.nativeEvent.preventDefault) {
+      event.nativeEvent.preventDefault();
+    }
+    if (event.nativeEvent.stopPropagation) {
+      event.nativeEvent.stopPropagation();
+    }
+  }
+};