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Merge pull request #747 from collinjackson/fitness_loading

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Don’t flash a message while fitness data is loading
This commit is contained in:
Collin Jackson 2015-08-21 16:21:05 -07:00
commit ca42e8865d
3 changed files with 11 additions and 5 deletions
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2
examples/fitness/lib/feed.dart
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@ -214,6 +214,8 @@ class FeedFragment extends StatefulComponent {
Widget buildBody() {
TextStyle style = Theme.of(this).text.title;
if (userData == null)
return new Material(type: MaterialType.canvas);
if (userData.items.length == 0)
return new Material(
type: MaterialType.canvas,

2
examples/fitness/lib/main.dart
View File

@ -86,7 +86,7 @@ class UserDataImpl extends UserData {
class FitnessApp extends App {
NavigationState _navigationState;
UserDataImpl _userData = new UserDataImpl();
UserDataImpl _userData;
void didMount() {
super.didMount();

12
packages/flutter/lib/widgets/framework.dart
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@ -425,10 +425,14 @@ abstract class TagNode extends Widget {
void _sync(Widget old, dynamic slot) {
Widget oldChild = old == null ? null : (old as TagNode).child;
child = syncChild(child, oldChild, slot);
assert(child.parent == this);
assert(child.renderObject != null);
_renderObject = child.renderObject;
assert(_renderObject == renderObject); // in case a subclass reintroduces it
if (child != null) {
assert(child.parent == this);
assert(child.renderObject != null);
_renderObject = child.renderObject;
assert(_renderObject == renderObject); // in case a subclass reintroduces it
} else {
_renderObject = null;
}
}
void updateSlot(dynamic newSlot) {