Simple support for routing in Sky

sky/examples/raw/navigation.dart

Index: sky/examples/raw/navigation.dart
diff --git a/sky/examples/raw/navigation.dart b/sky/examples/raw/navigation.dart
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+// Copyright 2015 The Chromium Authors. All rights reserved.

[Hixie, 2015/06/16 16:55:09]

This example should be in examples/widgets.

[jackson, 2015/06/16 18:27:27]

Done.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'package:sky/widgets/basic.dart';
+import 'package:sky/widgets/navigator.dart';
+import 'package:sky/widgets/raised_button.dart';
+
+List<Route> routes = [
+  new Route(
+    name: 'safety',
+    builder: (navigator) => new RaisedButton(
+      child: new Text('PRESS FORWARD'),
+      onPressed: () => navigator.pushNamedRoute('adventure')
+    )
+  ),
+  new Route(
+    name: 'adventure',
+    builder: (navigator) => new RaisedButton(
+      child: new Text('NO WAIT! GO BACK!'),
+      onPressed: () => navigator.pushRoute(routes[0])
+    )
+  )
+];
+
+class NavigationExampleApp extends App {
+  UINode build() {
+    return new Navigator(routes: routes);
+  }
+}
+
+void main() {
+  App app = new NavigationExampleApp();
+}