cascade_picker 0.0.6 cascade_picker: ^0.0.6 copied to clipboard
级联选择器
cascade_picker #
级联选择器
Usage #
1. Depend
Add this to you package's pubspec.yaml
file:
dependencies:
cascade_picker: ^0.0.6
or
cascade_picker:
git:
url: git://github.com/xionghaoo/cascade_picker.git
2. Install
Run command:
$ flutter packages get
3. Import
Import in Dart code:
import 'package:cascade_picker/cascade_picker.dart';
4. Show
/// CascadePicker的page是ListView,没有约束的情况下它的高度是无限的,
/// 因此需要约束高度。
///
/// final _cascadeController = CascadeController();
///
/// initialPageData: 第一页的数据
/// nextPageData: 下一页的数据,点击当前页的选择项后调用该方法加载下一页
/// - pageCallback: 用于传递下一页的数据给CascadePicker
/// - currentPage: 当前是第几页
/// - selectIndex: 当前选中第几项
/// controller: 控制器,用于获取已选择的数据
/// maxPageNum: 最大页数
///
/// Expand(
/// child: CascadePicker(
/// initialPageData: ['a', 'b', 'c', 'd'],
/// nextPageData: (pageCallback, currentPage, selectIndex) async {
/// pageCallback(['one', 'two', 'three'])
/// },
/// controller: _cascadeController,
/// maxPageNum: 4,
/// )
///
/// InkBox(
/// child: Container(...)
/// onTap: () {
/// /// 判断是否完成选择
/// if (_cascadeController.isCompleted()) {
/// List<String> selectedTitles = _cascadeController.selectedTitles;
/// List<int> selectedIndexes = _cascadeController.selectedIndexes;
/// }
/// }
/// )