71 lines
1.6 KiB
Dart
71 lines
1.6 KiB
Dart
/// 列表页下一页的行为
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import 'package:flutter/material.dart';
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import '../Common.dart';
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import '../Method.dart';
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enum PagerAction {
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CONTROLLER,
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STREAM,
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}
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Map<String, PagerAction> _pagerActionMap = {
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"使用按钮": PagerAction.CONTROLLER,
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"瀑布流": PagerAction.STREAM,
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};
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const _propertyName = "pagerAction";
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late PagerAction _pagerAction;
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Future<void> initPagerAction() async {
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_pagerAction = _pagerActionFromString(await method.loadProperty(
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_propertyName, PagerAction.CONTROLLER.toString()));
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}
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PagerAction currentPagerAction() {
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return _pagerAction;
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}
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PagerAction _pagerActionFromString(String string) {
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for (var value in PagerAction.values) {
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if (string == value.toString()) {
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return value;
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}
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}
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return PagerAction.CONTROLLER;
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}
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String _currentPagerActionName() {
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for (var e in _pagerActionMap.entries) {
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if (e.value == _pagerAction) {
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return e.key;
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}
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}
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return '';
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}
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Future<void> _choosePagerAction(BuildContext context) async {
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PagerAction? result =
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await chooseMapDialog<PagerAction>(context, _pagerActionMap, "选择列表页加载方式");
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if (result != null) {
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await method.saveProperty(_propertyName, result.toString());
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_pagerAction = result;
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}
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}
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Widget pagerActionSetting() {
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return StatefulBuilder(
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builder: (BuildContext context, void Function(void Function()) setState) {
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return ListTile(
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title: Text("列表页加载方式"),
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subtitle: Text(_currentPagerActionName()),
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onTap: () async {
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await _choosePagerAction(context);
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setState(() {});
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},
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);
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},
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);
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}
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