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  • CustomScrollView

    body: CustomScrollView(
                  slivers: [
                    SliverList(
                      delegate: SliverChildBuilderDelegate(
                        (context, int index) {
                          Container postPiece;
                          if (index == 0) {
                            //post owner
                            postPiece = Container(
                              padding: EdgeInsets.all(2.0),
                                child: Flex(
                              direction: Axis.vertical,
                              mainAxisSize: MainAxisSize.min,
                              children: <Widget>[
                                Container(
                                  padding: EdgeInsets.all(3.0),
                                  color: Colors.black38,
                                  child: Column(
                                    children: <Widget>[
                                      Row(
                                        mainAxisAlignment: MainAxisAlignment.start,
                                        children: <Widget>[
                                          Container(
                                            height: 50.0,
                                             50.0,
                                            child: Image.network(
                                              content.ownerAvatar,
                                              fit: BoxFit.cover,
                                            ),
                                            padding: EdgeInsets.all(7.0),
                                          ),
                                          Expanded(
                                            child: Container(
                                              padding: EdgeInsets.only(left: 7.0),
                                              child: Text(
                                                content.owner,
                                              ),
                                              alignment: Alignment.centerLeft,
                                            ),
                                          ),
    
                                          Container(
                                            alignment: Alignment.centerRight,
                                            child: Text(content.mainPostTime +
                                                '  ' +
                                                content.click),
                                          ),
    
                                        ],
                                      ),
    
                                    ],
                                  ),
                                ),
                                Flexible(
                                  child: Container(
                                    padding: EdgeInsets.all(7.0),
                                    child: Column(
                                      mainAxisAlignment: MainAxisAlignment.start,
                                      crossAxisAlignment: CrossAxisAlignment.start,
                                      children: content.mainPost,
                                    ),
                                  ),
                                ),
                                Container(
                                  child: PublicFunc(),
                                ),
                                Divider(
                                  color: Colors.black38,
                                ),
                              ],
                            ));
                          } else if (content.replyPosts.length > 0) {
                            //replies
                            if (content.replyPosts.length > index) {
                              postPiece = Container(
                                padding: EdgeInsets.all(2.0),
                                  child: Flex(
                                direction: Axis.vertical,
                                mainAxisSize: MainAxisSize.min,
                                children: <Widget>[
                                  Container(
                                    height: 50.0,
                                    color: Colors.black38,
                                    child: Row(
                                      children: <Widget>[
                                        Container(
                                          padding: EdgeInsets.all(7.0),
                                          child: Image.network(
                                              content.replyPosts[index]
                                                  ['avatar']), //avatar
                                        ),
                                        Container(
                                          padding: EdgeInsets.only(left: 10.0),
                                          child: Text(content.replyPosts[index]
                                              ['name']), //name
                                        ),
                                        Expanded(
                                          child: Container(
                                            alignment: Alignment.centerRight,
                                            child: Text(
                                                content.replyPosts[index]['time']),
                                          ),
                                        ),
                                      ],
                                    ),
                                  ),
                                  Container(
                                    padding: EdgeInsets.all(10.0),
                                    alignment: Alignment.topLeft,
                                    child: content.replyPosts[index]['content'][0],
                                  ),
                                ],
                              ));
                            } else if (content.replyPosts.length == index) {
                              //bottom last reply
                              postPiece = Container(
                                padding: EdgeInsets.all(2.0),
                                  child: Flex(
                                direction: Axis.vertical,
                                mainAxisSize: MainAxisSize.min,
                                children: <Widget>[
                                  Container(
                                    height: 50.0,
                                    color: Colors.black38,
                                    padding: EdgeInsets.all(7.0),
                                    child: Row(
                                      children: <Widget>[
                                        Container(
                                          child: Image.network(
                                              content.replyPosts[index]
                                                  ['avatar']), //avatar
                                        ),
                                        Container(
                                          padding: EdgeInsets.only(left: 10.0),
                                          child: Text(content.replyPosts[index]
                                              ['name']), //name
                                        ),
                                        Expanded(
                                          child: Container(
                                            alignment: Alignment.centerRight,
                                            child: Text(
                                                content.replyPosts[index]['time']),
                                          ),
                                        ),
                                      ],
                                    ),
                                  ),
                                  Container(
                                    padding: EdgeInsets.all(10.0),
                                    alignment: Alignment.topLeft,
                                    child: content.replyPosts[index]['content'][0],
                                  ),
                                  Container(
                                    child: Text('1,2,3,4,5 pages'),
                                  ),
                                ],
                              ));
                            }
                          }
                          return postPiece;
                        },
                        childCount: content.replyPosts.length + 1,
                      ),
                    ),
                  ],
                ),
    

      

    SingleChildScrollView

    return SafeArea(
          child: Scaffold(
            appBar: AppBar(
              title: Text('add Prefix'),
            ),
            body: Container(
                 double.infinity,
                height: MediaQuery.of(context).size.height -
                    MediaQuery.of(context).padding.bottom -
                    MediaQuery.of(context).padding.top,
                child: SingleChildScrollView(
                  child: Column(
                          children: <Widget>[
                            Container(
                              padding: EdgeInsets.only(left: 10.0, right: 10.0),
                               double.infinity,
                              child: TextField(
                                maxLines: 8,
                              ),
                            ),
    
                            Container(
                              padding: EdgeInsets.only(left: 10.0, right: 10.0),
                               double.infinity,
                              child: Row(
                                children: <Widget>[
                                  Expanded(
                                      child: Column(
                                    children: <Widget>[
    
                                      Row(
                                        children: <Widget>[
    
                                          Expanded(
                                            flex: 5,
                                              child: Container(
                                                padding: EdgeInsets.only(left: 5, right: 5),
                                                child: TextField(
                                                  decoration: InputDecoration(
                                                    labelText: 'Whois Server'
                                                  ),
                                                ),
                                              )),
    
                                          Expanded(
                                            flex: 1,
                                              child: Container(
                                                padding: EdgeInsets.only(left: 5, right: 5),
                                                child: TextField(
                                                  controller: portController,
                                                  decoration: InputDecoration(
                                                      labelText: 'Port'
                                                  ),
                                                ),
                                              )),
    
                                        ],
                                      ),
    
                                      Row(
                                        children: <Widget>[
    
                                          Expanded(
                                              flex: 3,
                                              child: Container(
                                                padding: EdgeInsets.only(left: 5, right: 5),
                                                child: TextField(
                                                  decoration: InputDecoration(
                                                    labelText: 'Domain'
                                                  ),
                                                ),
                                              )),
    
                                          Container(
                                            margin: EdgeInsets.only(left: 5, right: 5),
                                             70.0,
                                            child: RaisedButton(onPressed: (){}, child: Text('GET'),),
                                          ),
    
                                        ],
                                      ),
    
                                    ],
                                  )),
    
                                ],
                              ),
                            ),
    
                            Container(
                              padding: EdgeInsets.only(left: 10.0, right: 10.0),
                               double.infinity,
                              child: Row(
                                children: <Widget>[
                                  Container(
                                    child: Text('Name:'),
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  SizedBox(
                                     5.0,
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  Container(
                                    child: IconButton(
                                        icon: Icon(Icons.arrow_forward_ios),
                                        onPressed: () {}),
                                  ),
                                ],
                              ),
                            ),
    
                            Container(
                              padding: EdgeInsets.only(left: 10.0, right: 10.0),
                               double.infinity,
                              child: Row(
                                children: <Widget>[
                                  Container(
                                    child: Text('Registrar:'),
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  SizedBox(
                                     5.0,
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  Container(
                                    child: IconButton(
                                        icon: Icon(Icons.arrow_forward_ios),
                                        onPressed: () {}),
                                  ),
                                ],
                              ),
                            ),
    
                            Container(
                              padding: EdgeInsets.only(left: 10.0, right: 10.0),
                               double.infinity,
                              child: Row(
                                children: <Widget>[
                                  Container(
                                    child: Text('Registrar:'),
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  SizedBox(
                                     5.0,
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  Container(
                                    child: IconButton(
                                        icon: Icon(Icons.arrow_forward_ios),
                                        onPressed: () {}),
                                  ),
                                ],
                              ),
                            ),
    
                            Container(
                              padding: EdgeInsets.only(left: 10.0, right: 10.0),
                               double.infinity,
                              child: Row(
                                children: <Widget>[
                                  Container(
                                    child: Text('Registrar:'),
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  SizedBox(
                                     5.0,
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  Container(
                                    child: IconButton(
                                        icon: Icon(Icons.arrow_forward_ios),
                                        onPressed: () {}),
                                  ),
                                ],
                              ),
                            ),
    
                            Container(
                              padding: EdgeInsets.only(left: 10.0, right: 10.0),
                               double.infinity,
                              child: Row(
                                children: <Widget>[
                                  Container(
                                    child: Text('Registrar:'),
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  SizedBox(
                                     5.0,
                                  ),
                                  Expanded(
                                      flex: 1,
                                      child: Container(
                                        child: TextField(
                                          maxLines: 1,
                                        ),
                                      )),
                                  Container(
                                    child: IconButton(
                                        icon: Icon(Icons.arrow_forward_ios),
                                        onPressed: () {}),
                                  ),
                                ],
                              ),
                            ),
    
                            Container(
                              padding: EdgeInsets.only(left: 10.0, right: 10.0),
                              child: RaisedButton(
                                  child: Text('SAVE'), onPressed: () {}),
                            ), //
                          ],
                        ),
                )
            ),
          ),
        );
    

      

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  • 原文地址:https://www.cnblogs.com/pythonClub/p/10766895.html
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