E2EEChat/lib/view/chat_list.dart

import 'package:e2ee_chat/common/global.dart';
import 'package:e2ee_chat/presenter/chat_list.dart';
import 'package:e2ee_chat/widgets/chat_list_item.dart';
import 'package:flutter/material.dart';
import 'package:flutter_slidable/flutter_slidable.dart';
import 'package:provider/provider.dart';

class ChatList extends StatefulWidget {
  @override
  _ChatListState createState() => _ChatListState();
}

class _ChatListState extends State<ChatList> {
  @override
  Widget build(BuildContext context) {
    return ChangeNotifierProvider<ChatListPresenter>(
      create: (context) {
        return ChatListPresenter();
      },
      child: Builder(
        builder: (context) {
          final provider = Provider.of<ChatListPresenter>(context);
          final list = provider.chatList;
          return RefreshIndicator(
              child: ListView.builder(
                  itemCount: list.length,
                  itemBuilder: (context, index) {
                    final _item = list[index];
                    return Slidable(
                      actionPane: SlidableDrawerActionPane(),
                      actionExtentRatio: 0.25,
                      secondaryActions: <Widget>[
                        IconSlideAction(
                          caption: '取消置顶',
                          color: Colors.black45,
                          icon: Icons.more_horiz,
                          onTap: () {},
                        ),
                        IconSlideAction(
                          caption: '删除',
                          color: Colors.redAccent,
                          icon: Icons.delete,
                          onTap: () => {},
                        ),
                      ],
                      child: Padding(
                        padding: EdgeInsets.only(left: 36, bottom: 20, top: 20),
                        child: Row(
                          crossAxisAlignment: CrossAxisAlignment.start,
                          children: <Widget>[
                            Expanded(child: ChatListItem(_item)),
                            _item.isStick
                                ? Container(
                                    width: 40,
                                    height: 48,
                                    margin: EdgeInsets.only(top: 10, right: 10),
                                    child: Icon(Icons.star))
                                : Padding(
                                    padding: EdgeInsets.symmetric(horizontal: 24),
                                  )
                          ],
                        ),
                      ),
                    );
                  }),
              onRefresh: () async {});
        },
      ),
    );
  }
}