Some DOM abstractions

ionic/util/render/dom.js

@@ -0,0 +1,27 @@
+/**
+ * TODO: Wait until the new ElementRef stuff lands in Angular2.
+import {RenderedElement} from 'ionic/util/render/element';
+
+export class DomRenderedElement extends RenderedElement {
+  constructor(domElement: Element) {
+    super(domElement)
+  }
+
+  addClass(className) {
+    this.element.classList.add(classList);
+  }
+  removeClass(className) {
+    this.element.classList.remove(classList);
+  }
+  addClasses(...classNames) {
+    for(let c of classNames) {
+      this.element.classList.add(c);
+    }
+  }
+  removeClasses(...classNames) {
+    for(let c of classes) {
+      this.element.classList.remove(c);
+    }
+  }
+}
+*/

ionic/util/render/element.js

@@ -1,14 +1,16 @@
-/*
-class RenderedElement {
+/**
+ * TODO: Wait until the new ElementRef stuff lands in Angular2
+export class RenderedElement {
   constructor(element) {
     this.element = element;
-  }
+}
   _notImplemented(fnName) {
     console.error("RenderedElement." + fnName + "addClass is not implemented. Use a concrete class like DomRenderedElement instead.");
   }
   addClass(className)       { this._notImplemented('addClass'); }
   removeClass(className)    { this._notImplemented('removeClass'); }
-  addClasses(className)     { this._notImplemented('addClasses'); }
-  removeClasses(className)  { this._notImplemented('removeClasses'); }
+  addClasses(...classNames)     { this._notImplemented('addClasses'); }
+  removeClasses(...classNames)  { this._notImplemented('removeClasses'); }
 }
-*/
+
+ */