e2e: make examples build per-platform

src/components/checkbox/checkbox.js

@@ -0,0 +1,50 @@
+import {Component, Template, NgElement, PropertySetter} from 'angular2/angular2';
+import {ComponentConfig} from 'ionic2/config/component-config';
+
+export let CheckboxConfig = new ComponentConfig('checkbox');
+
+@Component({
+  selector: 'ion-checkbox',
+  bind: {
+    checked: 'checked'
+  },
+  events: {
+    'click': 'onClick'
+  },
+  services: [CheckboxConfig]
+})
+@Template({
+  inline: `
+  <div class="item-media media-checkbox">
+    <icon class="ion-ios-circle-outline checkbox-off"></icon>
+    <icon class="ion-ios-checkmark checkbox-on"></icon>
+  </div>
+
+  <div class="item-content">
+
+    <div class="item-title">
+      <content></content>
+    </div>
+
+  </div>`
+})
+export class Checkbox {
+  constructor(
+    @PropertySetter('attr.role') setRole: Function,
+    @PropertySetter('attr.aria-checked') setChecked: Function,
+    @PropertySetter('attr.aria-invalid') setInvalid: Function,
+    @PropertySetter('attr.aria-disabled') setDisabled: Function,
+    configFactory: CheckboxConfig,
+    element: NgElement
+  ) {
+    this.domElement = element.domElement;
+    this.domElement.classList.add('item');
+    this.config = configFactory.create(this);
+
+    setRole('checkbox');
+    setChecked('true')
+    setInvalid('false');
+    setDisabled('false');
+  }
+}
+