Deploy TaskDescription to the rest of our demos

R=abarth@chromium.org, abarth@google.com

Review URL: https://codereview.chromium.org/1218293017 .

sdk/example/demo_launcher/lib/main.dart

@@ -4,7 +4,6 @@
 
 import 'dart:sky';
 
-import 'package:mojom/intents/intents.mojom.dart';
 import 'package:sky/mojo/activity.dart' as activity;
 import 'package:sky/mojo/asset_bundle.dart';
 import 'package:sky/mojo/shell.dart' as shell;
@@ -17,6 +16,7 @@ import 'package:sky/widgets/fixed_height_scrollable.dart';
 import 'package:sky/widgets/flat_button.dart';
 import 'package:sky/widgets/material.dart';
 import 'package:sky/widgets/scaffold.dart';
+import 'package:sky/widgets/task_description.dart';
 import 'package:sky/widgets/theme.dart';
 import 'package:sky/widgets/tool_bar.dart';
 
@@ -32,18 +32,17 @@ final AssetBundle _bundle = _initBundle();
 void launch(String relativeUrl, String bundle) {
   Uri url = Uri.base.resolve(relativeUrl);
 
-  ActivityManagerProxy activityManager = new ActivityManagerProxy.unbound();
-  ComponentName component = new ComponentName()
+  activity.ComponentName component = new activity.ComponentName()
     ..packageName = 'org.domokit.sky.demo'
     ..className = 'org.domokit.sky.demo.SkyDemoActivity';
-  Intent intent = new Intent()
+  activity.Intent intent = new activity.Intent()
     ..action = 'android.intent.action.VIEW'
     ..component = component
     ..flags = activity.MULTIPLE_TASK | activity.NEW_DOCUMENT
     ..url = url.toString();
 
   if (bundle != null) {
-    StringExtra extra = new StringExtra()
+    activity.StringExtra extra = new activity.StringExtra()
       ..name = 'bundleName'
       ..value = bundle;
     intent.stringExtras = [extra];
@@ -179,11 +178,14 @@ class SkyHome extends App {
         brightness: ThemeBrightness.dark,
         primarySwatch: colors.Teal
       ),
-      child: new Scaffold(
-        toolbar: new ToolBar(center: new Text('Sky Demos')),
-        body: new Material(
-          type: MaterialType.canvas,
-          child: new DemoList()
+      child: new TaskDescription(
+        label: 'Sky Demos',
+        child: new Scaffold(
+          toolbar: new ToolBar(center: new Text('Sky Demos')),
+          body: new Material(
+            type: MaterialType.canvas,
+            child: new DemoList()
+          )
         )
       )
     );

sdk/example/mine_digger/lib/main.dart

@@ -5,13 +5,14 @@
 import 'dart:sky' as sky;
 import 'dart:math';
 
+import 'package:sky/painting/text_style.dart';
 import 'package:sky/rendering/flex.dart';
+import 'package:sky/theme/colors.dart' as colors;
 import 'package:sky/widgets/basic.dart';
 import 'package:sky/widgets/scaffold.dart';
-import 'package:sky/widgets/tool_bar.dart';
+import 'package:sky/widgets/task_description.dart';
 import 'package:sky/widgets/theme.dart';
-import 'package:sky/theme/colors.dart' as colors;
-import 'package:sky/painting/text_style.dart';
+import 'package:sky/widgets/tool_bar.dart';
 
 // Classic minesweeper-inspired game. The mouse controls are standard except
 // for left + right combo which is not implemented. For touch, the duration of
@@ -174,11 +175,14 @@ class Game {
     // FIXME: We need to build the board before we build the toolbar because
     // we compute the win state during build step.
     Widget board = buildBoard();
-    return new Scaffold(
-      toolbar: buildToolBar(),
-      body: new Container(
-        child: new Center(child: board),
-        decoration: new BoxDecoration(backgroundColor: colors.Grey[50])
+    return new TaskDescription(
+      label: 'Mine Digger',
+      child: new Scaffold(
+        toolbar: buildToolBar(),
+        body: new Container(
+          child: new Center(child: board),
+          decoration: new BoxDecoration(backgroundColor: colors.Grey[50])
+        )
       )
     );
   }

sdk/example/rendering/interactive_flex.dart

@@ -75,7 +75,8 @@ void main() {
   RenderFlex column = new RenderFlex(direction: FlexDirection.vertical);
 
   // Top cell
-  addFlexChildSolidColor(column, const Color(0xFF55DDCA), flex: 1);
+  final Color topColor = const Color(0xFF55DDCA);
+  addFlexChildSolidColor(column, topColor, flex: 1);
 
   // The internet is a beautiful place.  https://baconipsum.com/
   String meatyString = """Bacon ipsum dolor amet ham fatback tri-tip, prosciutto
@@ -102,6 +103,7 @@ Pancetta meatball tongue tenderloin rump tail jowl boudin.""";
     child: row
   );
 
+  activity.updateTaskDescription('Interactive Flex', topColor);
   new SkyBinding(root: root);
   view.setEventCallback(handleEvent);
 }

sdk/example/widgets/sector.dart

@@ -11,6 +11,7 @@ import 'package:sky/widgets/basic.dart';
 import 'package:sky/widgets/material.dart';
 import 'package:sky/widgets/raised_button.dart';
 import 'package:sky/widgets/scaffold.dart';
+import 'package:sky/widgets/task_description.dart';
 import 'package:sky/widgets/theme.dart';
 import 'package:sky/widgets/tool_bar.dart';
 import 'package:sky/widgets/widget.dart';
@@ -71,64 +72,72 @@ class SectorApp extends App {
     });
   }
 
-  Widget build() {
-    return new Theme(
-      data: new ThemeData.light(),
-      child: new Scaffold(
-        toolbar: new ToolBar(
-            center: new Text('Sector Layout in a Widget Tree')),
-        body: new Material(
-          type: MaterialType.canvas,
-          child: new Flex([
-              new Container(
-                padding: new EdgeDims.symmetric(horizontal: 8.0, vertical: 25.0),
-                child: new Flex([
-                    new RaisedButton(
-                      enabled: enabledAdd,
-                      child: new ShrinkWrapWidth(
-                        child: new Flex([
-                          new Container(
-                            padding: new EdgeDims.all(4.0),
-                            margin: new EdgeDims.only(right: 10.0),
-                            child: new WidgetToRenderBoxAdapter(sectorAddIcon)
-                          ),
-                          new Text('ADD SECTOR'),
-                        ])
+  Widget buildBody() {
+    return new Material(
+      type: MaterialType.canvas,
+      child: new Flex([
+          new Container(
+            padding: new EdgeDims.symmetric(horizontal: 8.0, vertical: 25.0),
+            child: new Flex([
+                new RaisedButton(
+                  enabled: enabledAdd,
+                  child: new ShrinkWrapWidth(
+                    child: new Flex([
+                      new Container(
+                        padding: new EdgeDims.all(4.0),
+                        margin: new EdgeDims.only(right: 10.0),
+                        child: new WidgetToRenderBoxAdapter(sectorAddIcon)
                       ),
-                      onPressed: addSector
-                    ),
-                    new RaisedButton(
-                      enabled: enabledRemove,
-                      child: new ShrinkWrapWidth(
-                        child: new Flex([
-                          new Container(
-                            padding: new EdgeDims.all(4.0),
-                            margin: new EdgeDims.only(right: 10.0),
-                            child: new WidgetToRenderBoxAdapter(sectorRemoveIcon)
-                          ),
-                          new Text('REMOVE SECTOR'),
-                        ])
+                      new Text('ADD SECTOR'),
+                    ])
+                  ),
+                  onPressed: addSector
+                ),
+                new RaisedButton(
+                  enabled: enabledRemove,
+                  child: new ShrinkWrapWidth(
+                    child: new Flex([
+                      new Container(
+                        padding: new EdgeDims.all(4.0),
+                        margin: new EdgeDims.only(right: 10.0),
+                        child: new WidgetToRenderBoxAdapter(sectorRemoveIcon)
                       ),
-                      onPressed: removeSector
-                    )
-                  ],
-                  justifyContent: FlexJustifyContent.spaceAround
-                )
-              ),
-              new Flexible(
-                child: new Container(
-                  margin: new EdgeDims.all(8.0),
-                  decoration: new BoxDecoration(
-                    border: new Border.all(new BorderSide(color: new Color(0xFF000000)))
+                      new Text('REMOVE SECTOR'),
+                    ])
                   ),
-                  padding: new EdgeDims.all(8.0),
-                  child: new WidgetToRenderBoxAdapter(sectors)
+                  onPressed: removeSector
                 )
+              ],
+              justifyContent: FlexJustifyContent.spaceAround
+            )
+          ),
+          new Flexible(
+            child: new Container(
+              margin: new EdgeDims.all(8.0),
+              decoration: new BoxDecoration(
+                border: new Border.all(new BorderSide(color: new Color(0xFF000000)))
               ),
-            ],
-            direction: FlexDirection.vertical,
-            justifyContent: FlexJustifyContent.spaceBetween
-          )
+              padding: new EdgeDims.all(8.0),
+              child: new WidgetToRenderBoxAdapter(sectors)
+            )
+          ),
+        ],
+        direction: FlexDirection.vertical,
+        justifyContent: FlexJustifyContent.spaceBetween
+      )
+    );
+  }
+
+  Widget build() {
+    return new Theme(
+      data: new ThemeData.light(),
+      child: new TaskDescription(
+        label: 'Sector Layout',
+        child: new Scaffold(
+          toolbar: new ToolBar(
+            center: new Text('Sector Layout in a Widget Tree')
+          ),
+          body: buildBody()
         )
       )
     );

sdk/lib/mojo/activity.dart

@@ -5,6 +5,7 @@
 import 'dart:sky';
 import 'package:mojom/intents/intents.mojom.dart';
 import 'package:sky/mojo/shell.dart' as shell;
+export 'package:mojom/intents/intents.mojom.dart' show Intent, ComponentName, StringExtra;
 
 const int NEW_DOCUMENT = 0x00080000;
 const int NEW_TASK = 0x10000000;