Add js/navbar.js.

1 files changed, 43 insertions, 0 deletions

diff --git a/js/navbar.js b/js/navbar.js
new file mode 100644
index 0000000..4367ae5
--- /dev/null
+++ b/js/navbar.js
@@ -0,0 +1,43 @@
+/**
+ *
+ * @licstart  The following is the entire license notice for the
+ *  JavaScript code in this page.
+ *
+ * Copyright (C) 2019 Free Software Foundation of India
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * @licend  The above is the entire license notice
+ * for the JavaScript code in this page.
+ *
+ */
+
+document.addEventListener('DOMContentLoaded', () => {
+    const lNavBurgers = Array.prototype.slice.call(
+        document.querySelectorAll('.navbar-burger')
+    );
+    if (lNavBurgers.length < 1) {
+        return;
+    }
+
+    const oNavBurger = lNavBurgers[0];
+    oNavBurger.addEventListener('click', () => {
+        /**
+         * Get the target string from the "data-target" attribute.
+         */
+        const sTarget = oNavBurger.dataset.target;
+        const oTarget = document.getElementById(sTarget);
+
+        oNavBurger.classList.toggle('is-active');
+        oTarget.classList.toggle('is-active');
+    });
+});