void LstDevices_ItemSelected(object sender, SelectedItemChangedEventArgs e)
{
//Stop searching for bluetooth devices/printers
DependencyService.Get <IPrinterDiscovery>().CancelDiscovery();
//Object type for printers returned are DiscoveredPrinters, theres an additional type that says USB but is not the target of this project
//We assign now the printer selected from the list.
ChoosenPrinter = e.SelectedItem as IDiscoveredPrinter;
}
private void DiscoveryHandler_OnFoundPrinter(object sender, IDiscoveredPrinter discoveredPrinter)
{
Device.BeginInvokeOnMainThread(() =>
{
if (discoveredPrinter.Address == AppSettings.PrinterAddress)
{
ConstantManager.PrinterSetting = discoveredPrinter;
}
});
}
private void DiscoveryHandler_OnFoundPrinter(object sender, IDiscoveredPrinter discoveredPrinter)
{
System.Diagnostics.Debug.WriteLine("Found Printer:" + discoveredPrinter.ToString());
Device.BeginInvokeOnMainThread(() =>
{
if (!PrinterList.Contains(discoveredPrinter))
{
PrinterList.Add(discoveredPrinter);
}
});
}
private void DiscoveryHandler_OnFoundPrinter(object sender, IDiscoveredPrinter discoveredPrinter)
{
RunOnUiThread(() =>
{
Toast.MakeText(this, "Printer found", ToastLength.Long).Show();
if (!printers.Contains(discoveredPrinter))
{
printers.Add(discoveredPrinter);
BlutoothAddressAdapter bt = new BlutoothAddressAdapter(this, printers);
listView.Adapter = bt;
}
});
}
public void FoundPrinter(IDiscoveredPrinter discoveredPrinter)
{
System.Diagnostics.Debug.WriteLine($"Found printer: {discoveredPrinter.ToString()}");
Device.BeginInvokeOnMainThread(() => {
selectPrinterPage.printerList.BatchBegin();
if (!selectPrinterPage.printers.Contains(discoveredPrinter))
{
selectPrinterPage.printers.Add(discoveredPrinter);
}
selectPrinterPage.printerList.BatchCommit();
});
}
void DiscoveryHandler_OnFoundPrinter(object sender, IDiscoveredPrinter discoveredPrinter)
{
System.Diagnostics.Debug.WriteLine("Found Printer:" + discoveredPrinter.ToString());
IZebraPrinter bluetoothPrinter = new ZebraPrinter(discoveredPrinter.Address, ((IDiscoveredPrinterBluetooth)discoveredPrinter).FriendlyName);
if (!printerList.Contains(bluetoothPrinter))
{
if (!string.IsNullOrEmpty(bluetoothPrinter.FriendlyName))
{
printerList.Add(bluetoothPrinter);
}
}
}
private void DiscoveryHandler_OnFoundPrinter(object sender, IDiscoveredPrinter discoveredPrinter)
{
Debug.WriteLine("Found Printer:" + discoveredPrinter.ToString());
Device.BeginInvokeOnMainThread(() => {
lstDevices.BatchBegin();
if (!printers.Contains(discoveredPrinter))
{
printers.Add(discoveredPrinter);
}
lstDevices.BatchCommit();
});
}
/// <summary>
/// Found printer
/// </summary>
/// <param name="discoveredPrinter">Discovered printer.</param>
public void FoundPrinter(IDiscoveredPrinter discoveredPrinter)
{
if (!_printers.Contains(discoveredPrinter))
{
_printers.Add(discoveredPrinter);
Activity.RunOnUiThread(() =>
{
TogglePlaceholderVisibility();
_adapter.NotifyDataSetChanged();
});
}
}
private void ListView_ItemClick(object sender, AdapterView.ItemClickEventArgs e)
{
try
{
IPrinterDiscovery ip = new PrinterDiscovery();
ip.CancelDiscovery();
//Object type for printers returned are DiscoveredPrinters, theres an additional type that says USB but is not the target of this project
//We assign now the printer selected from the list.
ChoosenPrinter = printers[e.Position] as IDiscoveredPrinter;
Toast.MakeText(this, "Printer Selected", ToastLength.Long).Show();
}
catch (Exception ex)
{ }
}
public App()
{
printer = null;
facile_db_impo = null;
// 16.2.x.x
//Syncfusion.Licensing.SyncfusionLicenseProvider.RegisterLicense("MzUyQDMxMzYyZTMyMmUzMEZpOGZMSHMvU3hFMU5Dazc2QVNJYjlPdWhMWlZOSHhFRjFLZ1RNbE55RTg9");
// 16.3.x.x
//Syncfusion.Licensing.SyncfusionLicenseProvider.RegisterLicense("Mjg3MTVAMzEzNjJlMzMyZTMwWjJMQ1RRTlFXNkdnaWpzS0l6MGcyTFlWQzhJSnZvK01mNyt0Y2hiTzZzVT0=");
Syncfusion.Licensing.SyncfusionLicenseProvider.RegisterLicense("ODMyODJAMzEzNzJlMzEyZTMwbDZVa21Wck1teGl4bGxOaDFMRUU5RzQwUDY3SUgrMFllZkh0bTJ1bjBtYz0=");
InitializeComponent();
MainPage = new NavigationPage(new FacilePage());
}
/// <summary>
/// Config
/// </summary>
/// <returns>The config.</returns>
/// <param name="printer">Printer.</param>
public void Config(IDiscoveredPrinter printer, bool isDefault)
{
using (var addressTextView = ItemView.FindViewById <TextView>(Resource.Id.addressTextView))
{
addressTextView.Text = printer.Address;
}
using (var removePrinterButton = ItemView.FindViewById <Button>(Resource.Id.removePrinterButton))
{
removePrinterButton.Click -= OnRemovePrinter;
removePrinterButton.Click += OnRemovePrinter;
removePrinterButton.Visibility = isDefault ? ViewStates.Visible : ViewStates.Gone;
}
using (var defaultImageView = ItemView.FindViewById <ImageView>(Resource.Id.defaultImageView))
{
defaultImageView.Visibility = isDefault ? ViewStates.Visible : ViewStates.Gone;
}
}
public void SendZplPalletAsync(string header, string ipAddr)
{
IConnection connection = null;
try
{
if (!string.IsNullOrEmpty(ipAddr))
{
connection = ConnectionBuilder.Current.Build("TCP:" + ipAddr + ":9100");
}
else
{
myPrinter = ConstantManager.PrinterSetting;
connection = myPrinter.Connection;
}
connection.Open();
IZebraPrinter printer = ZebraPrinterFactory.Current.GetInstance(connection);
if ((!CheckPrinterLanguage(connection)) || (!PreCheckPrinterStatus(printer)))
{
return;
}
connection.Write(GetBytes(header));
}
catch (Exception ex)
{
// Connection Exceptions and issues are caught here
Device.BeginInvokeOnMainThread(async() =>
{
await _dialogService.DisplayAlertAsync("Error", "Could not connect to printer", "Ok");
});
Crashes.TrackError(ex);
}
finally
{
if ((connection != null) && (connection.IsConnected))
{
connection.Close();
}
}
}
private async void ItemTappedCommandReciever(IDiscoveredPrinter model)
{
Xamarin.Forms.DependencyService.Get <IPrinterDiscovery>().CancelDiscovery();
if (model is IDiscoveredPrinterUsb)
{
if (!((IDiscoveredPrinterUsb)model).HasPermissionToCommunicate)
{
Xamarin.Forms.DependencyService.Get <IPrinterDiscovery>().RequestUSBPermission((IDiscoveredPrinterUsb)model);
}
}
try
{
ConstantManager.PrinterSetting = model;
Xamarin.Forms.DependencyService.Get <IPrinterDiscovery>().CancelDiscovery();
await _navigationService.GoBackAsync(new NavigationParameters
{
{ "IDiscoveredPrinter", ConstantManager.PrinterSetting }
}, animated : false);
}
catch (Exception ex)
{
Crashes.TrackError(ex);
}
}
private void DiscoveryEventHandler_OnFoundDevice(LinkOS.Plugin.Abstractions.IDiscoveryHandler handler, IDiscoveredPrinter discoveredPrinter)
{
throw new NotImplementedException();
}
public void FoundPrinter(IDiscoveredPrinter discoveredPrinter)
{
}
public void SetPrinter(IDiscoveredPrinter printer)
{
myPrinter = printer;
printerLbl.Text = "Printer:" + printer.Address;
}
private void SelectPrinterView_OnPrinterSelected(IDiscoveredPrinter printer)
{
SetPrinter(printer);
}
