Use ScrollView in examples a manual_tests (#7645)

This patch deploys ScrollView in a number of demos and manual tests.

dev/benchmarks/complex_layout/lib/main.dart

@@ -589,7 +589,7 @@ class GalleryDrawer extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return new Drawer(
-      child: new Block(
+      child: new ScrollView(
         children: <Widget>[
           new FancyDrawerHeader(),
           new DrawerItem(

dev/manual_tests/card_collection.dart

@@ -123,7 +123,8 @@ class CardCollectionState extends State<CardCollection> {
     return new Drawer(
       child: new IconTheme(
         data: const IconThemeData(color: Colors.black),
-        child: new Block(children: <Widget>[
+        child: new ScrollView(
+          children: <Widget>[
             new DrawerHeader(child: new Center(child: new Text('Options'))),
             buildDrawerCheckbox("Make card labels editable", _editable, _toggleEditable),
             buildDrawerCheckbox("Snap fling scrolls to center", _snapToCenter, _toggleSnapToCenter),
@@ -149,7 +150,8 @@ class CardCollectionState extends State<CardCollection> {
               onPressed: () { debugDumpApp(); debugDumpRenderTree(); },
               child: new Text('Dump App to Console')
             ),
-        ])
+          ]
+        )
       )
     );
   }

dev/manual_tests/pageable_list.dart

@@ -84,7 +84,8 @@ class PageableListAppState extends State<PageableListApp> {
 
   Widget _buildDrawer() {
     return new Drawer(
-      child: new Block(children: <Widget>[
+      child: new ScrollView(
+        children: <Widget>[
           new DrawerHeader(child: new Center(child: new Text('Options'))),
           new DrawerItem(
             icon: new Icon(Icons.more_horiz),
@@ -108,7 +109,8 @@ class PageableListAppState extends State<PageableListApp> {
               ]
             )
           )
-      ])
+        ]
+      )
     );
   }
 

examples/flutter_gallery/lib/demo/chip_demo.dart

@@ -41,7 +41,7 @@ class _ChipDemoState extends State<ChipDemo> {
 
     return new Scaffold(
       appBar: new AppBar(title: new Text('Chips')),
-      body: new Block(
+      body: new ScrollView(
         children: chips.map((Widget widget) {
           return new Container(
             height: 100.0,

examples/flutter_gallery/lib/demo/drawer_demo.dart

@@ -88,7 +88,7 @@ class _DrawerDemoState extends State<DrawerDemo> with TickerProviderStateMixin {
         title: new Text('Navigation drawer'),
       ),
       drawer: new Drawer(
-        child: new Block(
+        child: new ScrollView(
           children: <Widget>[
             new UserAccountsDrawerHeader(
               accountName: new Text('Zach Widget'),

examples/flutter_gallery/lib/demo/leave_behind_demo.dart

@@ -161,7 +161,7 @@ class LeaveBehindDemoState extends State<LeaveBehindDemo> {
           )
         ]
       ),
-      body: new Block(
+      body: new ScrollView(
         children: leaveBehindItems.map(buildItem).toList()
       )
     );

examples/flutter_gallery/lib/demo/snack_bar_demo.dart

@@ -29,9 +29,8 @@ class _SnackBarDemoState extends State<SnackBarDemo> {
   int _snackBarIndex = 1;
 
   Widget buildBody(BuildContext context) {
-    return new Padding(
+    return new Block(
       padding: const EdgeInsets.all(24.0),
-      child: new Block(
       children: <Widget>[
         new Text(_text1),
         new Text(_text2),
@@ -63,7 +62,6 @@ class _SnackBarDemoState extends State<SnackBarDemo> {
         );
       })
       .toList()
-      )
     );
   }
 

examples/flutter_gallery/lib/demo/tooltip_demo.dart

@@ -22,7 +22,7 @@ class TooltipDemo extends StatelessWidget {
       ),
       body: new Builder(
         builder: (BuildContext context) {
-          return new Block(
+          return new ScrollView(
             children: <Widget>[
               new Text(_introText, style: theme.textTheme.subhead),
               new Row(

examples/flutter_gallery/lib/demo/typography_demo.dart

@@ -66,7 +66,7 @@ class TypographyDemo extends StatelessWidget {
 
     return new Scaffold(
       appBar: new AppBar(title: new Text('Typography')),
-      body: new Block(children: styleItems)
+      body: new ScrollView(children: styleItems)
     );
   }
 }

examples/flutter_gallery/lib/gallery/drawer.dart

@@ -305,6 +305,6 @@ class GalleryDrawer extends StatelessWidget {
       ));
     }
 
-    return new Drawer(child: new Block(children: allDrawerItems));
+    return new Drawer(child: new ScrollView(children: allDrawerItems));
   }
 }

examples/stocks/lib/stock_home.dart

@@ -121,7 +121,8 @@ class StockHomeState extends State<StockHome> {
 
   Widget _buildDrawer(BuildContext context) {
     return new Drawer(
-      child: new Block(children: <Widget>[
+      child: new ScrollView(
+        children: <Widget>[
           new DrawerHeader(child: new Center(child: new Text('Stocks'))),
           new DrawerItem(
             icon: new Icon(Icons.assessment),
@@ -177,7 +178,8 @@ class StockHomeState extends State<StockHome> {
             icon: new Icon(Icons.help),
             onPressed: _handleShowAbout,
             child: new Text('About'))
-      ])
+        ]
+      )
     );
   }
 

examples/stocks/lib/stock_settings.dart

@@ -241,8 +241,8 @@ class StockSettingsState extends State<StockSettings> {
       return true;
     });
     return new Block(
+      padding: const EdgeInsets.symmetric(vertical: 20.0),
       children: rows,
-      padding: const EdgeInsets.symmetric(vertical: 20.0)
     );
   }
 

examples/stocks/lib/stock_symbol_viewer.dart

@@ -73,9 +73,8 @@ class StockSymbolPage extends StatelessWidget {
       appBar: new AppBar(
         title: new Text(stock.name)
       ),
-      body: new Block(
+      body: new SingleChildScrollView(
-        children: <Widget>[
+        child: new Container(
-          new Container(
           margin: new EdgeInsets.all(20.0),
           child: new Card(
             child: new _StockSymbolView(
@@ -88,7 +87,6 @@ class StockSymbolPage extends StatelessWidget {
             )
           )
         )
-        ]
       )
     );
   }

packages/flutter/bin/loader/loader_app.dart

@@ -39,7 +39,7 @@ void main() {
                         children.add(const SizedBox(height: 18.0));
                         children.add(new Center(child: new CircularProgressIndicator(value: progressMax > 0 ? progress / progressMax : null)));
                       }
-                      return new Block(children: children);
+                      return new ScrollView(children: children);
                     },
                   ),
                 ),