protected override void OnCreate(Bundle savedInstanceState)
{
TabLayoutResource = Resource.Layout.Tabbar;
ToolbarResource = Resource.Layout.Toolbar;
base.OnCreate(savedInstanceState);
global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
Plugin.CurrentActivity.CrossCurrentActivity.Current.Init(this, savedInstanceState);
UserDialogs.Init(this);
ZXing.Net.Mobile.Forms.Android.Platform.Init();
Toolkit.Init();
UserDialogs.Init(this);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
LoadApplication(new App());
AppUpdateService.UpdateCheckVersionAsync(this);
}
// Simulates background work that happens behind the splash screen
async Task SimulateStartup()
{
DriverApp.RegisterUrlResource();
Log.Debug(TAG, "Performing some startup work that takes a bit of time.");
Android.Support.V7.App.AlertDialog.Builder builder = new Android.Support.V7.App.AlertDialog.Builder(this);
try
{
AppUpdateService asc = new AppUpdateService();
var model = await asc.GetServicesVersion();
if (model != null)
{
GlobalSetting.Instance.ServicesVersion = model.NowVersion;
GlobalSetting.Instance.UpdateMsg = model.UpdateMessage;
GlobalSetting.Instance.UpdateDownloadUrl = model.UpdateUrl;
}
StartActivity(new Intent(Application.Context, typeof(MainActivity)));
//Log.Debug(TAG, "Startup work is finished - starting MainActivity.");
}
catch (Exception ex)
{
builder.SetTitle("启动失败");
builder.SetMessage("由于远程服务器错误，启动失败！");
builder.SetNeutralButton("确定", (IDialogInterfaceOnClickListener)null);
builder.Show();
Log.Error(TAG, ex.Message);
throw;
}
}
private async Task TriggerUpdateCheckAsync(bool silent = false)
{
string url = await AppUpdateService.GetUpdateUrl(
AppConstants.UpdateLink,
Assembly.GetExecutingAssembly().GetName().Name,
Assembly.GetExecutingAssembly().GetName().Version.ToString());
if (string.IsNullOrEmpty(url))
{
if (!silent)
{
_displayMessage.Invoke(
"No new updates are available.", "Update", MessageBoxButton.OK, MessageBoxImage.Information);
}
return;
}
if (_displayMessage.Invoke(
"An update is available.\n\nWould you like to download it now?", "Update",
MessageBoxButton.YesNo, MessageBoxImage.Information, MessageBoxResult.Yes) == MessageBoxResult.Yes)
{
Process.Start("explorer.exe", url);
}
}
