Material and RaisedButton.

sky/sdk/lib/framework/widgets/raised_button.dart

Index: sky/sdk/lib/framework/widgets/raised_button.dart
diff --git a/sky/sdk/lib/framework/widgets/raised_button.dart b/sky/sdk/lib/framework/widgets/raised_button.dart
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+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import '../theme2/edges.dart';
+import '../theme2/colors.dart';
+import '../rendering/flex.dart';
+import 'button_base.dart';
+import 'ink_well.dart';
+import 'material.dart';
+import 'wrappers.dart';
+
+enum RaisedButtonTheme { light, dark }
+
+class RaisedButton extends ButtonBase {
+
+  RaisedButton({ Object key, this.child, this.onPressed, this.theme: RaisedButtonTheme.light }) : super(key: key);
+
+  UINode child;
+  int level;
+  Function onPressed;
+  RaisedButtonTheme theme;
+
+  void syncFields(RaisedButton source) {
+    child = source.child;
+    level = source.level;
+    onPressed = source.onPressed;
+    super.syncFields(source);
+  }
+
+  UINode buildContent() {
+    return new EventListenerNode(
+      new Container(
+        height: 36.0,
+        constraints: new BoxConstraints(minWidth: 88.0),
+        margin: new EdgeDims.all(4.0),
+        child: new Material(
+          edge: MaterialEdge.card,
+          child: new InkWell(
+            child: new Container(
+              padding: new EdgeDims.symmetric(horizontal: 8.0),
+              child: new Center(child: child)
+            )
+          ),
+          level: highlight ? 2 : 1,
+          color: theme == RaisedButtonTheme.light
+                               ? (highlight ? Grey[350] : Grey[300])
+                               : (highlight ? Blue[700] : Blue[600])
+        )
+      ),
+      onGestureTap: (_) { if (onPressed != null) onPressed(); }
+    );
+  }
+
+}