//called when the button is pressed to go to the next view
  void _pushSaved() {
    Navigator.of(context).push( //get the current navigator
      new MaterialPageRoute<void>( //A modal route that replaces the entire screen with a platform-adaptive transition.
        builder: (BuildContext context) {
          final Iterable<ListTile> tiles = _saved.map( //iterate through our saved cryptocurrencies sequentially
            (crypto) {
              return new ListTile( //same list tile as what we have shown in the previous page
                leading: _getLeadingWidget(crypto['name'], Colors.blue),
                title: Text(crypto['name']),
                subtitle: Text(
                  cryptoPrice(crypto),
                  style: _boldStyle,
                ),
              );
            },
          );
          final List<Widget> divided = ListTile.divideTiles( //divided tiles allows to insert the dividers for visually pleasing outcome
            context: context,
            tiles: tiles,
          ).toList();
          return new Scaffold( //return a new scaffold with a new appbar and listview as a body
            appBar: new AppBar(
              title: const Text('Saved Cryptos'),
            ),
            body: new ListView(children: divided),
          );
        },
      ),
    );
  }