buildRefreshIndicator static method
Widget
buildRefreshIndicator(
- BuildContext context,
- RefreshIndicatorMode refreshState,
- double pulledExtent,
- double refreshTriggerPullDistance,
- double refreshIndicatorExtent,
Implementation
static Widget buildRefreshIndicator(
BuildContext context,
RefreshIndicatorMode refreshState,
double pulledExtent,
double refreshTriggerPullDistance,
double refreshIndicatorExtent,
) {
Widget widget;
double width = min(22, pulledExtent);
if (refreshState == RefreshIndicatorMode.refresh) {
widget = SizedBox(
child: const CircularProgressIndicator(strokeWidth: 2),
width: width,
height: width,
);
} else {
widget = Transform.rotate(
angle: pulledExtent / 80 * 6.28,
child: const CircularProgressIndicator(
value: .85,
strokeWidth: 2,
),
);
}
return Center(
child: SizedBox(
width: width,
height: width,
child: Padding(padding: const EdgeInsets.all(2.0), child: widget),
),
);
}