Alert Dialog in flutter

 Alert Dialog in flutter

 new IconButton(
  icon: new Icon(Icons.cloud_download_rounded),
  highlightColor: Colors.orange,
  iconSize: 30,
  onPressed: () {
    showDialog(
        context: context,
        builder: (BuildContext context) {
          return getDialogBox();
        });
  },
),

method of AlertDialog 

AlertDialog getDialogBox() {
  return AlertDialog(
    title: Row(children: [
      new IconButton(
        icon: new Icon(Icons.warning_amber_outlined),
        color: Colors.black45,
        highlightColor: Colors.orange,
        iconSize: 30,
        onPressed: () {
          showDialog(
              context: context,
              builder: (BuildContext context) {
                return getDialogBox();
              });
        },
      ),
      /* Image.network(
        'https://flutter-examples.com/wp-content/uploads/2019/12/android_icon.png',
        width: 50,
        height: 50,
        fit: BoxFit.contain,
      ),*/
      Text(' Download ')
    ]),
    content: Text("Are You Sure Want To Proceed?"),
    actions: <Widget>[
      TextButton(
        child: Text("YES"),
        onPressed: () {
          //Put your code here which you want to execute on Yes button click.
          Navigator.of(context).pop();
        },
      ),
      TextButton(
        child:
        Text("CANCEL"),
        onPressed: () {
          //Put your code here which you want to execute on Cancel button click.
          Navigator.of(context).pop();
        },
      ),
    ],
  );
}