anchor.diff:              primary: false,
               padding: new EdgeInsets.symmetric(vertical: 8.0),
               children: new List.generate(_user.totalCompleted ~/ 200 + 1, (page) =>
  -            new ListTile(
  -                onTap: () {
  -                  if (null != _user) {
  -                    showDialog(context: context, child: new RefreshProgressDialog(
  -                        CodeWarsColors.main.shade100, width: 100, height: 100),
  -                        barrierDismissible: false);
  -                    get(CodeWarsAPI.getCompletedKataPaginated(_user.username, page))
  -                      ..then((val) {
  -                        _pop();
  -                        Navigator.of(context).push(new CompletedActivity(val.body, page));
  -                      })
  -                      ..timeout(new Duration(seconds: 10))
  -                      ..catchError(() => setState(() => _pop()));
  -                  }
  -                },
  -                title: new Text("Completed ${page * 200 + 1} ~ ${(page + 1) * 200}"))),
  +            new ListTile(onTap: () {
  +              if (null != _user) {
  +                showDialog(context: context, child: new RefreshProgressDialog(
  +                    CodeWarsColors.main.shade100, width: 100, height: 100),
  +                    barrierDismissible: false);
  +                get(CodeWarsAPI.getCompletedKataPaginated(_user.username, page))
  +                  ..then((val) {
  +                    _pop();
  +                    Navigator.of(context).push(new CompletedActivity(val.body, page));
  +                  })
  +                  ..timeout(new Duration(seconds: 10))
  +                  ..catchError(() => setState(() => _pop()));
  +              }
  +            }, title: new Text("Completed ${page * 200 + 1} ~ ${(page + 1) * 200}"))),
               shrinkWrap: true,
             ));
       }
  
positive.code:         }
        },
        information: "Refresh",);
      _allPages = <_Page>[_friends, _kata, _me];
      _tabController = new TabController(vsync: this, length: _allPages.length);
      _tabController.addListener(_handleTabSelection);
      _selectedPage = _me;
  
negative.code:                 onPressed: () =>
                      Navigator.of(context).push(new SettingsActivity(_user)).then((_) =>
                          setState(_changeTheBossOfThisGym))),
            ],
            bottom: new TabBar(
              controller: _tabController,
  