[英]How to detect iOS back swipe gesture in Flutter MaterialApp?
[英]How to add gesture detect swipe operation on list view builder in flutter
需要在包含加载元素列表的列表视图构建器小部件的颤动屏幕上实现从下到上的滑动。
ScrollController _controller = ScrollController();
void scrollToTop() {
SchedulerBinding.instance!.addPostFrameCallback((_) {
if (_controller.hasClients) {
_controller.animateTo(
_controller.position.maxScrollExtent,
duration: const Duration(milliseconds: 100),
curve: Curves.elasticInOut,
);
}
});
}
并使用scrollToTop();
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