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gaia/apps/verticalhome/js/contextmenu_handler.js

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+'use strict';
+/* global LazyLoader, contextMenuUI */
+
+(function(exports) {
+
+  function ContextMenuHandler() {
+    this.container = document.getElementById('icons').parentNode;
+    this.container.addEventListener('contextmenu', this);
+    this.container.addEventListener('touchstart', this);
+    window.addEventListener('hashchange', this);
+  }
+
+  ContextMenuHandler.prototype = {
+    handleEvent: function(e) {
+      switch(e.type) {
+        case 'touchstart':
+          this.canceled = e.touches.length > 1;
+          break;
+
+        case 'contextmenu':
+          if (this.canceled || app.grid._grid.dragdrop.inEditMode) {
+            return;
+          }
+
+          // Prevent the click when the finger is released
+          e.preventDefault();
+
+          var resources = ['/shared/js/component_utils.js',
+                           '/shared/elements/gaia_buttons/script.js',
+                           '/shared/elements/gaia_menu/script.js',
+                           'js/contextmenu_ui.js'];
+          LazyLoader.load(resources, function loaded() {
+            // pass the event through for processing
+            setTimeout(() => { contextMenuUI.show(e); });
+          });
+
+          break;
+
+        case 'hashchange':
+          window.contextMenuUI && contextMenuUI.hide();
+
+          break;
+      }
+    }
+  };
+
+  exports.contextMenuHandler = new ContextMenuHandler();
+
+}(window));