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Fix bug when having more than 2 routes

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This commit is contained in:
Collin Jackson 2015-07-16 17:36:45 -07:00
parent e075988fe0
commit a54f7cf265
1 changed files with 10 additions and 2 deletions
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12
packages/flutter/lib/widgets/navigator.dart
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@ -46,7 +46,13 @@ const Duration _kTransitionDuration = const Duration(milliseconds: 200);
const Point _kTransitionStartPoint = const Point(0.0, 100.0);
enum TransitionDirection { forward, reverse }
class Transition extends AnimatedComponent {
Transition({ this.content, this.direction, this.onDismissed, this.interactive });
Transition({
String key,
this.content,
this.direction,
this.onDismissed,
this.interactive
}) : super(key: key);
Widget content;
TransitionDirection direction;
bool interactive;
@ -206,6 +212,7 @@ class Navigator extends StatefulComponent {
Widget build() {
List<Widget> visibleRoutes = new List<Widget>();
for (int i = 0; i < state.history.length; i++) {
// TODO(jackson): Avoid building routes that are not visible
HistoryEntry historyEntry = state.history[i];
Widget content = historyEntry.route.build(this, historyEntry.route);
if (i == 0) {
@ -214,7 +221,8 @@ class Navigator extends StatefulComponent {
}
if (content == null)
continue;
Transition transition = new Transition(content: content)
String key = historyEntry.route.key;
Transition transition = new Transition(content: content, key: key)
..direction = (i <= state.historyIndex) ? TransitionDirection.forward : TransitionDirection.reverse
..interactive = (i == state.historyIndex)
..onDismissed = () {