Prototyped animation for navigation on desktop

src/assets/javascripts/components/expander.js

@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2016 Martin Donath <martin.donath@squidfunk.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+'use strict';
+
+/* ----------------------------------------------------------------------------
+ * Navigation expander
+ * ------------------------------------------------------------------------- */
+
+class Expander {
+
+  /**
+   * Constructor
+   *
+   * @constructor
+   * @param {(string|HTMLElement)} el - Selector or HTML element
+   */
+  constructor(el) {
+    this.el_ = (typeof el === 'string') ? document.querySelector(el) : el;
+
+    /* Event listener */
+    this.handler_ = ev => {
+      this.update(ev);
+    };
+  };
+
+  /**
+   * Update state of expandable element
+   *
+   * @param {Event} ev - Event
+   */
+  update(ev) {
+    console.log("foo");
+  };
+
+  /**
+   * Reset state of expandable element
+   */
+  reset() {
+    // this.el_.classList.remove('md-js__sidebar--locked');
+    // this.el_.style.height = '';
+    //
+    // /* Reset parameters */
+    // this.height_ = 0;
+    // this.locked_ = false;
+  };
+
+  /**
+   * Register listener for all relevant events
+   */
+  listen() {
+    ['click'].forEach(name => {
+      window.addEventListener(name, this.handler_, false);
+    });
+  };
+
+  /**
+   * Unregister listener for all relevant events
+   */
+  unlisten() {
+    ['click'].forEach(name => {
+      window.removeEventListener(name, this.handler_, false);
+    });
+
+    /* Perform reset */
+    this.reset();
+  };
+}
+
+/* ----------------------------------------------------------------------------
+ * Exports
+ * ------------------------------------------------------------------------- */
+
+export default Expander;