protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.men_questions);
// put UInfoViewModel instance of UserInformationViewModel.cs
UInfoViewModel = ServiceLocator.Current.GetInstance <UserInformationViewModel>();
// in this pary get intent variable that was sent by MainActivity and set them for UInfoViewModel properties.
var nav = (NavigationService)ServiceLocator.Current.GetInstance <INavigationService>();
var param = nav.GetAndRemoveParameter <List <string> >(Intent);
UInfoViewModel.GenderType = param[0];
UInfoViewModel.PhoneNumber = param[1];
// put MenViewModel instance of MenQuestionViewModel.cs
MenViewModel = ServiceLocator.Current.GetInstance <MenQuestionViewModel>();
// binding views
mMenBinding = this.SetBinding(() => MenViewModel.JobSubject
, () => Job.Text
, BindingMode.TwoWay);
// get spinner content that user seleced and assign it to MenViewModel.Gender property
Military.ItemSelected += (sender, e) =>
{
var content = string.Format(Military.GetItemAtPosition(e.Position).ToString());
MenViewModel.MilitaryStatusCommand = content;
};
// when Confirme button clicked call ConfirmeDataCommand methode in MenViewModel.cs and send data to other activity and navigates to it.
Confirme.SetCommand(
"Click",
MenViewModel.ConfirmeDataCommand);
// set spinner items from resource
var adapter = ArrayAdapter.CreateFromResource(
this, Resource.Array.military_array, Android.Resource.Layout.SimpleExpandableListItem1);
adapter.SetDropDownViewResource(Android.Resource.Layout.SimpleSpinnerDropDownItem);
Military.Adapter = adapter;
}
/// <summary>
/// 进行Android备份
/// </summary>
/// <param name="path"></param>
/// <param name="error"></param>
public void BeginBackup(string path, Action <ErrorResult> error)
{
var dir = Path.GetDirectoryName(path);
try
{
if (!string.IsNullOrEmpty(dir))
{
Directory.CreateDirectory(dir);
}
var stream = File.OpenWrite(path);
// 连接到Socket,连接失败则退出
if (!Begin(error))
{
return;
}
// 2.请求备份
const string cmd = "backup:-all";
socket.Send(Encoding.ASCII.GetBytes($"{cmd.Length:X4}{cmd}"));
// 错误时读取附加信息
var result = SocketHelper.GetResult(socket, true);
if (!result.Okay)
{
Error(BackupResult.EnterAdbBackupFail, result.Data);
return;
}
// 请求确认备份
if (!Confirme?.Invoke() ?? true)
{
OnExit(false);
return;
}
// 开启线程循环接受数据
ThreadPool.QueueUserWorkItem(back =>
{
var buffer = new byte[1024 * 64];
var len = SocketHelper.Read(socket, buffer, buffer.Length);
while (len > 0)
{
stream.Write(buffer, 0, len);
len = SocketHelper.Read(socket, buffer, buffer.Length);
}
// 用户点击了不备份时，没有数据写入，所以Position为0
var flag = stream.Position == 0;
stream.Close();
if (flag)
{
Error(BackupResult.UserCancel, "用户点击了取消备份！");
return;
}
OnExit(true);
});
}
catch (Exception e)
{
if (e is DirectoryNotFoundException || e is IOException)
{
Error(CommonError.InvalidDirectory, "创建文件或目录时出错！");
}
}
}
