public static List<System.Drawing.Image> preScan()
{
WIA.ICommonDialog dialog = new WIA.CommonDialog();
WIA.Device device = dialog.ShowSelectDevice(WIA.WiaDeviceType.UnspecifiedDeviceType, true, false);
if (device != null)
{
return preScan(device.DeviceID);
}
else
{
throw new Exception("You must select a device for scanning.");
}
}
private void button1_Click(object sender, EventArgs e)
{
const string wiaFormatJPEG = "{B96B3CAE-0728-11D3-9D7B-0000F81EF32E}";
String Archivo = "D:\\EJEMPLO_ESCANEO_012";
//CommonDialogClass wiaDiag = new CommonDialogClass();
ICommonDialog wiaDiag = new WIA.CommonDialog();
WIA.ImageFile wiaImage = null;
wiaImage = wiaDiag.ShowAcquireImage(WiaDeviceType.UnspecifiedDeviceType,WiaImageIntent.GrayscaleIntent,WiaImageBias.MaximizeQuality,
wiaFormatJPEG , true, true, false );
WIA.Vector vector = wiaImage.FileData;
pictureBox1.Image = Image.FromStream(new MemoryStream((byte[])vector.get_BinaryData()));
Image i = Image.FromStream(new MemoryStream((byte[])vector.get_BinaryData()));
i.Save(Archivo + ".TIFF");
PdfSharp.Pdf.PdfDocument doc = new PdfSharp.Pdf.PdfDocument();
doc.Pages.Add(new PdfSharp.Pdf.PdfPage());
PdfSharp.Drawing.XGraphics xgr = PdfSharp.Drawing.XGraphics.FromPdfPage(doc.Pages[0]);
PdfSharp.Drawing.XImage img = PdfSharp.Drawing.XImage.FromFile(Archivo + ".TIFF");
xgr.DrawImage(img, 0, 0);
doc.Save(Archivo + ".PDF");
doc.Close();
}
/// <summary>
/// Use scanner to scan an image (scanner is selected by its unique id).
/// </summary>
/// <param name="scannerName"></param>
/// <returns>Scanned images.</returns>
public override List<Image> Scan()
{
Console.WriteLine("Scan WIA");
List<Image> images = new List<Image>();
bool hasMorePages = true;
while (hasMorePages)
{
// select the correct scanner using the provided scannerId parameter
WIA.DeviceManager manager = new WIA.DeviceManager();
WIA.Device device = null;
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
if (info.DeviceID == deviceID)
{
// connect to scanner
device = info.Connect();
break;
}
}
// device was not found
if (device == null)
{
// enumerate available devices
string availableDevices = "";
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
availableDevices += info.DeviceID + "\n";
}
// show error with available devices
throw new Exception("The device with provided ID could not be found. Available Devices:\n" + availableDevices);
}
WIA.Item item = device.Items[1] as WIA.Item;
try
{
foreach (Property prop in item.Properties)
{
switch (prop.PropertyID)
{
case 6146: //1 : couleur, 2 : gris, 4 : binaire
SetProperty(prop, 2);
break;
case 6147: //ppp horizontal
SetProperty(prop, MainWindow.numerisationDPI);
break;
case 6148: //ppp vertical
SetProperty(prop, MainWindow.numerisationDPI);
break;
case 6149: //x point where to start scan
SetProperty(prop, 0);
break;
case 6150: //y-point where to start scan
SetProperty(prop, 0);
break;
}
}
// scan image
WIA.ICommonDialog wiaCommonDialog = new WIA.CommonDialog();
WIA.ImageFile image = (WIA.ImageFile)wiaCommonDialog.ShowTransfer(item, EnvFormatID.wiaFormatTIFF, false);
if(image == null)
{
Console.WriteLine("Numérisation annulé");
return null;
}
// save to temp file
string fileName = Path.GetTempFileName();
File.Delete(fileName);
image.SaveFile(fileName);
image = null;
// add file to output list
images.Add(Image.FromFile(fileName));
}
catch (System.ArgumentException e)
{
Console.WriteLine("Le PPP spécifié n'est pas supporté par le scanner");
throw e;
}
catch (Exception exc)
{
throw exc;
}
finally
{
item = null;
//determine if there are any more pages waiting
WIA.Property documentHandlingSelect = null;
WIA.Property documentHandlingStatus = null;
foreach (WIA.Property prop in device.Properties)
{
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_SELECT)
documentHandlingSelect = prop;
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_STATUS)
documentHandlingStatus = prop;
}
// assume there are no more pages
hasMorePages = false;
// may not exist on flatbed scanner but required for feeder
if (documentHandlingSelect != null)
{
// check for document feeder
if ((Convert.ToUInt32(documentHandlingSelect.get_Value()) &
WIA_DPS_DOCUMENT_HANDLING_SELECT.FEEDER) != 0)
{
hasMorePages = ((Convert.ToUInt32(documentHandlingStatus.get_Value()) &
WIA_DPS_DOCUMENT_HANDLING_STATUS.FEED_READY) != 0);
}
}
}
}
return images;
}
private void button1_Click(object sender, EventArgs e)
{
const string wiaFormatJPEG = "{B96B3CAE-0728-11D3-9D7B-0000F81EF32E}";
String Archivo = "D:\\EJEMPLO_ESCANEO_012";
//CommonDialogClass wiaDiag = new CommonDialogClass();
ICommonDialog wiaDiag = new WIA.CommonDialog();
WIA.ImageFile wiaImage = null;
wiaImage = wiaDiag.ShowAcquireImage(WiaDeviceType.UnspecifiedDeviceType, WiaImageIntent.GrayscaleIntent, WiaImageBias.MaximizeQuality,
wiaFormatJPEG, true, true, false);
WIA.Vector vector = wiaImage.FileData;
pictureBox1.Image = Image.FromStream(new MemoryStream((byte[])vector.get_BinaryData()));
Image i = Image.FromStream(new MemoryStream((byte[])vector.get_BinaryData()));
i.Save(Archivo + ".TIFF");
PdfSharp.Pdf.PdfDocument doc = new PdfSharp.Pdf.PdfDocument();
doc.Pages.Add(new PdfSharp.Pdf.PdfPage());
PdfSharp.Drawing.XGraphics xgr = PdfSharp.Drawing.XGraphics.FromPdfPage(doc.Pages[0]);
PdfSharp.Drawing.XImage img = PdfSharp.Drawing.XImage.FromFile(Archivo + ".TIFF");
xgr.DrawImage(img, 0, 0);
doc.Save(Archivo + ".PDF");
doc.Close();
}
private void digitalizarToolStripButton_Click(object sender, EventArgs e)
{
const string wiaFormatJPEG = "{B96B3CAE-0728-11D3-9D7B-0000F81EF32E}";
var wiaDiag = new WIA.CommonDialog();
// instanciando a WiaImagem
WIA.ImageFile wiaImage = null;
//objeto criado para fins de fazer scanear varios documentos de uma vez
int i = 1;
//objeto criado para fins de fazer scanear varios documentos de uma vez
object index = 1;
// capturando a imgaem scaneada e abrindo o pop-up do scanner
wiaImage = wiaDiag.ShowAcquireImage(
WiaDeviceType.UnspecifiedDeviceType,
WiaImageIntent.GrayscaleIntent,
WiaImageBias.MaximizeQuality,
wiaFormatJPEG, true, true, false);
//pegando o WiaImage e vetorizando
WIA.Vector vector = wiaImage.FileData;
// carregando a imagem em memoria
Image img = Image.FromStream(new MemoryStream((byte[])vector.get_BinaryData()));
img.Save("C:/imagem" + i + ".jpg");
}
private void loadScanner()
{
wia_dialog = new WIA.CommonDialog();
scanner = wia_dialog.ShowSelectDevice(WiaDeviceType.ScannerDeviceType, false, false);
if (scanner == null)
{
MessageBox.Show("Nie wykryto skanera");
}
}
private void set_scaner_Click(object sender, RoutedEventArgs e)
{
CommonDialog dialog = new WIA.CommonDialog();
default_device = dialog.ShowSelectDevice(WiaDeviceType.ScannerDeviceType, true, false);
DeviceInfo dev_ifo = null;
//dev_ifo.Properties.
//Device.Text =
}
private void button2_Click(object sender, EventArgs e)
{
try
{
commonDialog = new CommonDialog();
countScannings++;
chooseScanner();
Device connectedDevice = scanner.Connect();
Item scannerItem = connectedDevice.Items[1];
AdjustScannerSettings(scannerItem, resolution, 0, 0, scanWidth, scanHeight, scanBrightness, scanContrast, scanColorMode);
SetDeviceIntProperty(ref connectedDevice, 3088, 1);
SetDeviceIntProperty(ref connectedDevice, 3096, 1);
ImageFile image = commonDialog.ShowTransfer(scannerItem, formatID, true);
filePath += @"\";
filePath += countScannings.ToString();
filePath += "scan";
if (radioButtonBMP.Checked)
{
filePath += ".bmp";
}
if (radioButtonPNG.Checked)
{
filePath += ".png";
}
if (radioButtonJPEG.Checked)
{
filePath += ".jpeg";
}
if (radioButtonTIFF.Checked)
{
filePath += ".tiff";
}
if (File.Exists(filePath))
{
File.Delete(filePath);
}
image.SaveFile(filePath);
MessageBox.Show(success);
Image image2 = Image.FromFile(filePath);
pictureBox1.Image = ResizeImage(image2, pictureBox1.Width, pictureBox1.Height);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void deviceInfoToolStripMenuItem_Click(object sender, EventArgs e)
{
WIA.ICommonDialog commonDialogClass = new WIA.CommonDialog();
Device scannerDevice = commonDialogClass.ShowSelectDevice(WiaDeviceType.ScannerDeviceType, false, false);
Item scannnerItem = scannerDevice.Items[1];
String str = "";
foreach (Property prop in scannnerItem.Properties)
{
str += "\n" + prop.Name + " " + prop.PropertyID + " " + prop.get_Value();
}
MessageBox.Show(str, "Device Information", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
/// <summary>
/// Use scanner to scan an image (with user selecting the scanner from a dialog).
/// </summary>
/// <returns>Scanned images.</returns>
public static List <Image> Scan()
{
WIA.ICommonDialog dialog = new WIA.CommonDialog();
WIA.Device device = dialog.ShowSelectDevice(WIA.WiaDeviceType.UnspecifiedDeviceType, true, false);
if (device != null)
{
return(Scan(device.DeviceID));
}
else
{
throw new Exception("You must select a device for scanning.");
}
}
private void button1_Click(object sender, EventArgs e)
{
const string wiaFormatJPEG = "{B96B3CAE-0728-11D3-9D7B-0000F81EF32E}";
WIA.CommonDialog wiaDiag = new WIA.CommonDialog();
WIA.ImageFile wiaImage = null;
wiaImage = wiaDiag.ShowAcquireImage(WiaDeviceType.UnspecifiedDeviceType, WiaImageIntent.GrayscaleIntent,
WiaImageBias.MaximizeQuality, wiaFormatJPEG, true, true, false);
WIA.Vector vector = wiaImage.FileData;
Image i = Image.FromStream(new MemoryStream((byte[])vector.get_BinaryData()));
pictureBox.Image = i;
}
public void GetDefaultDeviceID()
{
// Select a scanner
WIA.CommonDialog wiaDiag = new WIA.CommonDialog();
Device d = wiaDiag.ShowSelectDevice(WiaDeviceType.ScannerDeviceType, true, false);
if (d != null)
{
this.DeviceId = d.DeviceID;
FindDevice();
this._device = this.deviceInfo.Connect();
}
}
public static List <Image> Scan(WIAScanQuality scanQuality, WIAPageSize pageSize, DocumentSource source)
{
WIA.ICommonDialog dialog = new WIA.CommonDialog();
WIA.Device device = dialog.ShowSelectDevice(WIA.WiaDeviceType.UnspecifiedDeviceType, true, false);
if (device != null)
{
return(Scan(device.DeviceID, 1, scanQuality, pageSize, source));
}
else
{
throw new Exception("You must select a device for scanning.");
}
}
/// <summary>
/// Scan a image with JPEG Format
/// </summary>
/// <returns></returns>
public ImageFile ScanJPEG()
{
// Connect to the device and instruct it to scan
// Connect to the device
var device = this._deviceInfo.Connect();
// Select the scanner
WIA.CommonDialog dlg = new WIA.CommonDialog();
var item = device.Items[1];
try
{
AdjustScannerSettings(item, resolution, 0, 0, width_pixel, height_pixel, 0, 0, color_mode);
object scanResult = dlg.ShowTransfer(item, EnvFormatID.wiaFormatJPEG, true);
if (scanResult != null)
{
var imageFile = (ImageFile)scanResult;
// Return the imageFile
return(imageFile);
}
}
catch (COMException e)
{
// Display the exception in the console.
Console.WriteLine(e.ToString());
uint errorCode = (uint)e.ErrorCode;
// Catch 2 of the most common exceptions
if (errorCode == 0x80210006)
{
MessageBox.Show("The scanner is busy or isn't ready");
}
else if (errorCode == 0x80210064)
{
MessageBox.Show("The scanning process has been cancelled.");
}
else
{
MessageBox.Show("A non catched error occurred, check the console. Error code: " + errorCode, "Error", MessageBoxButtons.OK);
}
}
return(new ImageFile());
}
/// <summary>
/// Use scanner to scan an image (with user selecting the scanner from a dialog).
/// </summary>
/// <returns>Scanned images.</returns>
public static List <System.Drawing.Image> AutoScan(IItem scannnerItem, int scanResolutionDPI, double scanStartLeftPixel, double scanStartTopPixel,
double scanWidthPixels, double scanHeightPixels, int brightnessPercents, int contrastPercents, int colorMode)
{
WIA.ICommonDialog dialog = new WIA.CommonDialog();
WIA.Device device = dialog.ShowSelectDevice(WIA.WiaDeviceType.UnspecifiedDeviceType, true, false);
if (device != null)
{
return(AutoScan(device.DeviceID, scanResolutionDPI, scanStartLeftPixel, scanStartTopPixel,
scanWidthPixels, scanHeightPixels, brightnessPercents, contrastPercents, colorMode));
}
else
{
throw new Exception("You must select a device for scanning.");
}
}
public static Device SelectDevice()
{
WIA.ICommonDialog dialog = new WIA.CommonDialog();
try
{
WIA.Device device = dialog.ShowSelectDevice
(WIA.WiaDeviceType.ScannerDeviceType, true, false);
return(device);
}
catch (System.Runtime.InteropServices.COMException ex)
{
Debug.WriteLine(ex.Message);
return(null);
}
}
private string FindDefaultDeviceId()
{
if (String.IsNullOrEmpty(deviceId))
{
// Select a scanner
WIA.CommonDialog wiaDiag = new WIA.CommonDialog();
Device d = wiaDiag.ShowSelectDevice(WiaDeviceType.ScannerDeviceType, true, false);
if (d != null)
{
deviceId = d.DeviceID;
}
}
return deviceId;
}
/// <summary>
/// Use scanner to scan an image (with user selecting the scanner from a dialog).
/// </summary>
/// <returns>Scanned images. (Base64 strings)</returns>
public static List <string> Scan()
{
WIA.ICommonDialog dialog = new WIA.CommonDialog();
WIA.Device device = dialog.ShowSelectDevice(WIA.WiaDeviceType.UnspecifiedDeviceType, true, false);
ScanSettings settings = new ScanSettings();
settings.DeviceId = device.DeviceID;
if (device != null)
{
return(Scan(settings));
}
else
{
throw new Exception("You must select a device for scanning.");
}
}
public List <Image> start()
{
List <Image> imageLost = new List <Image>();
WIA.CommonDialog dialog = new WIA.CommonDialog();
WIA.Device device = dialog.ShowSelectDevice(WIA.WiaDeviceType.ScannerDeviceType);
WIA.Items items = dialog.ShowSelectItems(device);
WIA.ImageFile image = null;
dialog = new WIA.CommonDialog();
foreach (WIA.Item item in items)
{
while (true)
{
Console.WriteLine(device.Commands);
try
{
if (stop == true)
{
image = null;
stop = false;
}
else
{
image = (WIA.ImageFile)dialog.ShowTransfer(item, "{B96B3CAB-0728-11D3-9D7B-0000F81EF32E}", false);
}
if ((image != null) && (image.FileData != null))
{
WIA.Vector vector = image.FileData;
imageLost.Add(Image.FromStream(new MemoryStream((byte[])vector.get_BinaryData())));
}
}
catch (System.Runtime.InteropServices.COMException)
{
return(imageLost);
}
finally
{
if (image != null)
{
Marshal.FinalReleaseComObject(image);
}
}
}
}
return(imageLost);
}
private void btnScan_Click(object sender, EventArgs e)
{
try
{
WIA.CommonDialog dialog = new WIA.CommonDialog();
ImageFile scannedImage = null;
scannedImage = dialog.ShowAcquireImage(
WiaDeviceType.ScannerDeviceType,
WiaImageIntent.UnspecifiedIntent,
WiaImageBias.MaximizeQuality,
FormatID.wiaFormatPNG,
true, true, false);
if (scannedImage != null)
{
WIA.Vector vector = scannedImage.FileData;
byte[] b = (byte[])vector.get_BinaryData();
System.Drawing.Image img = System.Drawing.Image.FromStream(new System.IO.MemoryStream(b));
pictureBox1.Image = img;
pictureBox1.Height = img.Height;
pictureBox1.Width = img.Width;
pictureBox1.Image = img;
}
}catch (Exception ex)
{
Scanner scanner = new Scanner();
ArrayList list = scanner.ADFScan();
if (list.Count <= 0)
{
MessageBox.Show("خطا در دستیابی به اسکنر ، لطفا از وصل بودن کابلهای اسکنر اطمینان حاصل کنید" + "\n" + ex.Message);
}
else
{
WIA.Vector vector = ((ImageFile)list[0]).FileData;
byte[] b = (byte[])vector.get_BinaryData();
System.Drawing.Image img = System.Drawing.Image.FromStream(new System.IO.MemoryStream(b));
pictureBox1.Image = img;
pictureBox1.Height = img.Height;
pictureBox1.Width = img.Width;
pictureBox1.Image = img;
}
}
}
private bool SelectDevice()
{
try
{
// ISSUE: variable of a compiler-generated type
WIA.CommonDialog commonDialog = (WIA.CommonDialog)Activator.CreateInstance(Type.GetTypeFromCLSID(new Guid("850D1D11-70F3-4BE5-9A11-77AA6B2BB201")));
// ISSUE: reference to a compiler-generated method
// ISSUE: variable of a compiler-generated type
Device device = commonDialog.ShowSelectDevice(WiaDeviceType.ScannerDeviceType, false, true);
this._deviceId = device.DeviceID;
}
catch (Exception ex)
{
Console.Error.WriteLine("Failed to select scanner");
Console.Error.WriteLine(ex.ToString());
}
return(!string.IsNullOrEmpty(this._deviceId));
}
public bool Scan(ref ImageFile image)
{
bool success = false;
try
{
WIA.CommonDialog dialog = new WIA.CommonDialog();
image = dialog.ShowAcquireImage(
WiaDeviceType.ScannerDeviceType,
WiaImageIntent.ColorIntent,
WiaImageBias.MaximizeQuality,
WIA.FormatID.wiaFormatJPEG, false, false, false);
success = true;
}
catch
{}
return(success);
}
public ImageFile Scan()
{
try
{
WIA.CommonDialog dialog = new WIA.CommonDialog();
ImageFile image = dialog.ShowAcquireImage(
WiaDeviceType.ScannerDeviceType,
WiaImageIntent.ColorIntent,
WiaImageBias.MaximizeQuality,
WIA.FormatID.wiaFormatJPEG, false, false, false);
return(image);
}
catch
{
MessageBox.Show("Таны Scanner бэлэн биш байна .");
return(null);
}
}
private void PerformDialogAtion(Action <Device, CommonDialog> action, bool allowNullDevice = false)
{
Device device;
device = this.GetSelectedDevice();
if (device != null || allowNullDevice)
{
CommonDialog dialog;
dialog = new CommonDialog();
action(device, dialog);
}
else
{
MessageBox.Show("No device selected.", this.Text, MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
ImageFile Scan(String str)
{
LogContent("process", "Scanning");
CommonDialog dialog = new WIA.CommonDialog();
ImageFile scannedImage = null;
if (Set.default_device == null)
{
WiaDev = dialog.ShowSelectDevice(WiaDeviceType.ScannerDeviceType, true, false);
MessageBoxResult result = MessageBox.Show("Ustawić urządzenie jako domyślne?", "Potwierdzenie", MessageBoxButton.YesNo, MessageBoxImage.Question);
if (result == MessageBoxResult.Yes)
{
Set.default_device = WiaDev;
}
}
else
{
WiaDev = Set.default_device;
}
//Start Scan
WIA.Item Item = WiaDev.Items[1] as WIA.Item;
try
{
scannedImage = (ImageFile)dialog.ShowTransfer(Item, EnvFormatID.wiaFormatPNG, false);
String path = Set.path;
destination = path + str + "_" + Note.Text + ".png";
LogContent("destination", destination);
scannedImage.SaveFile(destination);
return(scannedImage);
}
catch (Exception e)
{
MessageBox.Show("Error " + e.Message);
}
finally
{
}
return(null);
}
/// <summary>
/// Select Scanner.
/// If you need to save the Scanner, Save WiaWrapper.DeviceID
/// </summary>
public void SelectScanner()
{
WIA.CommonDialog wiaDiag = new WIA.CommonDialog();
try
{
Device d = wiaDiag.ShowSelectDevice(WiaDeviceType.UnspecifiedDeviceType, true, false);
if (d != null)
{
DeviceID = d.DeviceID;
return;
}
}
catch (Exception ex)
{
throw new Exception("Error, Is a scanner chosen?");
}
throw new Exception("No Device Selected");
}
private void Scan_Click(object sender, RoutedEventArgs e)
{
ICommonDialog dialog = new WIA.CommonDialog();
DeviceInfo device = null;
for (int i = 1; i <= manager.DeviceInfos.Count; i++)
{
if (manager.DeviceInfos[i].Type != WiaDeviceType.ScannerDeviceType)
{
continue;
}
device = manager.DeviceInfos[i];
break;
}
if (device == null)
{
MessageBox.Show("Scanner doesn't attached", "Warning", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
var d = device.Connect();
Item item = d.Items[1];
SetWIAProperty(item.Properties, WIA_HORIZONTAL_SCAN_RESOLUTION_DPI, 300);
SetWIAProperty(item.Properties, WIA_VERTICAL_SCAN_RESOLUTION_DPI, 300);
ImageFile image = (ImageFile)dialog.ShowTransfer(item, FormatID.wiaFormatJPEG, true);
if (image == null)
{
return;
}
imageBytes = (byte[])image.FileData.get_BinaryData();
OriginalImage = (Bitmap)Image.FromStream(new MemoryStream(imageBytes));
OriginalImage.RotateFlip(RotateFlipType.Rotate90FlipNone);
CroppedImage = OriginalImage.Clone() as Bitmap;
ImageScale = (float)Width / OriginalImage.Width;
MakeScaledImage();
}
public List <Image> Scan()
{
const string wiaFormatJPEG = "{B96B3CAE-0728-11D3-9D7B-0000F81EF32E}";
//CommonDialogClass wiaDiag = new CommonDialogClass();
ICommonDialog wiaDiag = new WIA.CommonDialog();
WIA.ImageFile wiaImage = null;
wiaImage = wiaDiag.ShowAcquireImage(WiaDeviceType.ScannerDeviceType, WiaImageIntent.UnspecifiedIntent,
WiaImageBias.MaximizeQuality,
WIA_FORMAT_JPEG, false, true, false);
List <Image> images = new List <Image>();
if (wiaImage != null)
{
System.Diagnostics.Trace.WriteLine(String.Format("Image is {0} x {1} pixels",
(float)wiaImage.Width / 150, (float)wiaImage.Height / 150));
Image image = ConvertToImage(wiaImage);
images.Add(image);
}
return(images);
}
/// <summary>
/// Use scanner to scan an image (scanner is selected by its unique id).
/// </summary>
/// <param name="scannerName"></param>
/// <returns>Scanned images.</returns>
public static List <Image> Scan(string scannerId, int pages, WIAScanQuality quality, WIAPageSize pageSize, DocumentSource source)
{
List <Image> images = new List <Image>();
bool hasMorePages = true;
int numbrPages = pages;
while (hasMorePages)
{
// select the correct scanner using the provided scannerId parameter
WIA.DeviceManager manager = new WIA.DeviceManager();
WIA.Device device = null;
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
if (info.DeviceID == scannerId)
{
// connect to scanner
device = info.Connect();
break;
}
}
// device was not found
if (device == null)
{
// enumerate available devices
string availableDevices = "";
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
availableDevices += info.DeviceID + "\n";
}
// show error with available devices
throw new Exception("The device with provided ID could not be found. Available Devices:\n" + availableDevices);
}
SetWIAProperty(device.Properties, WIA_DEVICE_PROPERTY_PAGES_ID, 1);
SetWIAProperty(device.Properties, WIA_DEVICE_SOURCE_SELECT_ID, source);
WIA.Item item = device.Items[1] as WIA.Item;
// adjust the scan settings
int dpi;
int width_pixels;
int height_pixels;
switch (quality)
{
case WIAScanQuality.Final:
dpi = 300;
break;
default:
throw new Exception("Unknown WIAScanQuality: " + quality.ToString());
}
switch (pageSize)
{
case WIAPageSize.A4:
width_pixels = (int)(8.3f * dpi);
height_pixels = (int)(11.7f * dpi);
break;
case WIAPageSize.Letter:
width_pixels = (int)(8.5f * dpi);
height_pixels = (int)(11f * dpi);
break;
case WIAPageSize.Legal:
width_pixels = (int)(8.5f * dpi);
height_pixels = (int)(14f * dpi);
break;
default:
throw new Exception("Unknown WIAPageSize: " + pageSize.ToString());
}
AdjustScannerSettings(item, dpi, 0, 0, width_pixels, height_pixels, 0, 0, 1);
try
{
// scan image
WIA.ICommonDialog wiaCommonDialog = new WIA.CommonDialog();
WIA.ImageFile image = (WIA.ImageFile)wiaCommonDialog.ShowTransfer(item, wiaFormatBMP, false);
// save to temp file
string fileName = Path.GetTempFileName();
File.Delete(fileName);
image.SaveFile(fileName);
image = null;
// add file to output list
images.Add(Image.FromFile(fileName));
}
catch (Exception exc)
{
throw exc;
}
finally
{
item = null;
//determine if there are any more pages waiting
WIA.Property documentHandlingSelect = null;
WIA.Property documentHandlingStatus = null;
foreach (WIA.Property prop in device.Properties)
{
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_SELECT)
{
documentHandlingSelect = prop;
}
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_STATUS)
{
documentHandlingStatus = prop;
}
}
// assume there are no more pages
hasMorePages = false;
// may not exist on flatbed scanner but required for feeder
if (documentHandlingSelect != null)
{
// check for document feeder
if ((Convert.ToUInt32(documentHandlingSelect.get_Value()) & WIA_DPS_DOCUMENT_HANDLING_SELECT.FEEDER) != 0)
{
hasMorePages = ((Convert.ToUInt32(documentHandlingStatus.get_Value()) & WIA_DPS_DOCUMENT_HANDLING_STATUS.FEED_READY) != 0);
}
}
}
numbrPages -= 1;
if (numbrPages > 0)
{
hasMorePages = true;
}
else
{
hasMorePages = false;
}
}
return(images);
}
public string GetTestInfo()
{
try
{
StringBuilder sb = new StringBuilder();
// create a new WIA common dialog box for the user to select a device from
CommonDialog dlg = new CommonDialog();
// show user the WIA device dialog
Device d = dlg.ShowSelectDevice(WiaDeviceType.CameraDeviceType, true, false);
// check if a device was selected
if (d != null)
{
// Print camera properties
sb.Append("\n\n Print properties:\n");
foreach (Property p in d.Properties)
{
sb.Append(p.Name + ": " + p.get_Value() + " (" + p.PropertyID + ":" + p.IsReadOnly + ") \n");
// Update UI
if (p.PropertyID == 3) sb.Append("prop 3 - " + (String)p.get_Value());
if (p.PropertyID == 4) sb.Append("prop 4 - " + (String)p.get_Value());
}
// Print commands
sb.Append("\n\n Print commands:\n");
foreach (DeviceCommand dvc in d.Commands)
{
sb.Append(dvc.Name + ": " + dvc.Description + " (" + dvc.CommandID + ") \n");
}
// Print events
sb.Append("\n\n Print events:\n");
foreach (DeviceEvent dve in d.Events)
{
sb.Append(dve.Name + ": " + dve.Description + " (" + dve.Type + ") \n");
}
// Print item properties
sb.Append("\n\n Print item properties:\n");
foreach (Property item in d.Items[1].Properties)
{
sb.Append(item.IsReadOnly + ": " + item.Name + " (" + item.PropertyID + ") \n");
}
foreach (Property p in d.Properties)
{
Object tempNewProperty;
// change Exposure Compensation: value 0 to 2 (ID 2053, isReadonly False)
if (p.PropertyID == 2053)
{
tempNewProperty = (int)-2000; // can not be set to minus values, why???
((IProperty)p).set_Value(ref tempNewProperty);
sb.Append(">>>>" + p.get_Value());
}
}
// Now let's take a picture !
d.ExecuteCommand(CommandID.wiaCommandTakePicture);
sb.Append(".");
}
else
{
sb.Append("Result: no device selected or device could not be read. ");
}
return sb.ToString();
}
catch (Exception ex)
{
return "Камера не подключена";
}
}
/// <summary>
/// Use scanner to scan an image (scanner is selected by its unique id).
/// </summary>
/// <param name="scannerName"></param>
/// <returns>Scanned images.</returns>
public static List <Image> Scan(string scannerId)
{
List <Image> images = new List <Image>();
bool hasMorePages = true;
while (hasMorePages)
{
// select the correct scanner using the provided scannerId parameter
WIA.DeviceManager manager = new WIA.DeviceManager();
WIA.Device device = null;
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
if (info.DeviceID == scannerId)
{
// connect to scanner
device = info.Connect();
break;
}
}
// device was not found
if (device == null)
{
// enumerate available devices
string availableDevices = "";
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
availableDevices += info.DeviceID + "\n";
}
// show error with available devices
throw new Exception("The device with provided ID could not be found. Available Devices:\n" + availableDevices);
}
WIA.Item item = device.Items[1] as WIA.Item;
//AdjustScannerSettings(scannnerItem, (int)nudRes.Value, 0, 0, (int)nudWidth.Value, (int)nudHeight.Value, 0, 0, cmbCMIndex);
AdjustScannerSettings(item, 2);
try
{
// scan image
WIA.ICommonDialog wiaCommonDialog = new WIA.CommonDialog();
WIA.ImageFile image = (WIA.ImageFile)wiaCommonDialog.ShowTransfer(item, wiaFormatBMP, false);
// save to temp file
string fileName = Path.GetTempFileName();
File.Delete(fileName);
image.SaveFile(fileName);
image = null;
// add file to output list
images.Add(Image.FromFile(fileName));
}
catch (Exception exc)
{
throw exc;
}
finally
{
item = null;
//determine if there are any more pages waiting
WIA.Property documentHandlingSelect = null;
WIA.Property documentHandlingStatus = null;
foreach (WIA.Property prop in device.Properties)
{
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_SELECT)
{
documentHandlingSelect = prop;
}
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_STATUS)
{
documentHandlingStatus = prop;
}
}
// assume there are no more pages
hasMorePages = false;
// may not exist on flatbed scanner but required for feeder
if (documentHandlingSelect != null)
{
// check for document feeder
if ((Convert.ToUInt32(documentHandlingSelect.get_Value()) & WIA_DPS_DOCUMENT_HANDLING_SELECT.FEEDER) != 0)
{
hasMorePages = ((Convert.ToUInt32(documentHandlingStatus.get_Value()) & WIA_DPS_DOCUMENT_HANDLING_STATUS.FEED_READY) != 0);
}
}
}
}
return(images);
}
private string GetDefaultDeviceID()
{
string deviceId = Properties.Settings.Default.ScannerDeviceID;
if (String.IsNullOrEmpty(deviceId))
{
// Select a scanner
WIA.CommonDialog wiaDiag = new WIA.CommonDialog();
Device d = wiaDiag.ShowSelectDevice(WiaDeviceType.ScannerDeviceType, true, false);
if (d != null)
{
deviceId = d.DeviceID;
Properties.Settings.Default.ScannerDeviceID = deviceId;
Properties.Settings.Default.Save();
}
// Register for the scanner button event
//string eventId = "";
//DeviceManager manager = new DeviceManager();
//string command = String.Format("{0} {1}", Application.ExecutablePath, "/StiDevice:%1");
//string description = "Converts scanned documents to PDF and uploads to Evernote";
//string icon = String.Format("{0},0", Application.ExecutablePath);
//// Affects registry keys
//// HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\StillImage\Events\EVENT_ID
//// HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Control\StillImage\Events\EVENT_ID
//// HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StillImage\Events\EVENT_ID
//manager.RegisterPersistentEvent(command, "ScanToEvernote", description, icon, eventId, deviceId);
}
return deviceId;
}
/// <summary>
/// Use scanner to scan an image (scanner is selected by its unique id).
/// </summary>
/// <param name="scannerName"></param>
/// <returns>Scanned images.</returns>
public static List <string> Scan(ScanSettings settings)
{
List <string> images = new List <string>();
bool hasMorePages = true;
while (hasMorePages)
{
// select the correct scanner using the provided scannerId parameter
WIA.DeviceManager manager = new WIA.DeviceManager();
WIA.Device device = null;
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
if (info.DeviceID == settings.DeviceId)
{
// connect to scanner
device = info.Connect();
break;
}
}
// device was not found
if (device == null)
{
// enumerate available devices
string availableDevices = "";
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
availableDevices += info.DeviceID + "\n";
}
// show error with available devices
throw new Exception("The device with provided ID could not be found. Available Devices:\n" + availableDevices);
}
WIA.Item item = device.Items[1] as WIA.Item;
try
{
// scan image
WIA.ICommonDialog wiaCommonDialog = new WIA.CommonDialog();
WIAScanner.AdjustScannerSettings(item, settings.WIA_Intent);
WIA.ImageFile image = (WIA.ImageFile)wiaCommonDialog.ShowTransfer(item, wiaFormatBMP, false);
var imageBytes = (byte[])image.FileData.get_BinaryData();
images.Add(Convert.ToBase64String(imageBytes));
}
catch (Exception exc)
{
throw exc;
}
finally
{
item = null;
//determine if there are any more pages waiting
WIA.Property documentHandlingSelect = null;
WIA.Property documentHandlingStatus = null;
foreach (WIA.Property prop in device.Properties)
{
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_SELECT)
{
documentHandlingSelect = prop;
}
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_STATUS)
{
documentHandlingStatus = prop;
}
}
// assume there are no more pages
hasMorePages = false;
// may not exist on flatbed scanner but required for feeder
if (documentHandlingSelect != null)
{
// check for document feeder
if ((Convert.ToUInt32(documentHandlingSelect.get_Value()) & WIA_DPS_DOCUMENT_HANDLING_SELECT.FEEDER) != 0)
{
hasMorePages = ((Convert.ToUInt32(documentHandlingStatus.get_Value()) & WIA_DPS_DOCUMENT_HANDLING_STATUS.FEED_READY) != 0);
}
}
}
}
return(images);
}
private void scanButton_Click(object sender, RoutedEventArgs e)
{
//filePath = namefile();
filePath = System.IO.Path.Combine(System.IO.Path.GetTempPath(),"RESUME_SCANNER_image.tif");
System.IO.File.Delete(filePath);
dialog = new WIA.CommonDialog();
try
{
scanner = dialog.ShowSelectDevice(
WiaDeviceType.ScannerDeviceType, false, false);
}
catch (Exception msg)
{
//Uri uri = new Uri("Images/scanned.tif", UriKind.Relative);
Uri uri = new Uri("Images/nnenna_u_resume.tif", UriKind.Relative);
var stream = Application.GetResourceStream(uri).Stream;
using (FileStream fileStream = System.IO.File.Create(filePath, (int)stream.Length))
{
// Fill the bytes[] array with the stream data
byte[] bytesInStream = new byte[stream.Length];
stream.Read(bytesInStream, 0, (int)bytesInStream.Length);
// Use FileStream object to write to the specified file
fileStream.Write(bytesInStream, 0, bytesInStream.Length);
}
}
if (scanner!=null)
{
foreach (Property item in scanner.Items[1].Properties)
{
switch (item.PropertyID)
{
case 6146: //4 is Black-white,gray is 2, color 1
SetProperty(item, 4);
break;
case 6147: //dots per inch/horizontal
SetProperty(item, 300);
break;
case 6148: //dots per inch/vertical
SetProperty(item, 300);
break;
case 6149: //x point where to start scan
SetProperty(item, 0);
break;
case 6150: //y-point where to start scan
SetProperty(item, 0);
break;
case 3096: //Pages
SetProperty(item, 1);
break;
case 3097: //PageSize
SetProperty(item, 1);
break;
case 6151: //horizontal exent
SetProperty(item, (int)(8.5 * 300));
break;
case 6152: //vertical extent
SetProperty(item, (int)(11 * 300));
break;
case 4103: //DataType
SetProperty(item, 0);
break;
case 4104: //BitsPerPixel
SetProperty(item, 1);
break;
case 4110: //BitsPerChannel
SetProperty(item, 1);
break;
case 4114: //NumberOfLines
SetProperty(item, 3300);
break;
case 4116: //ItemSize
SetProperty(item, 1056062);
break;
case 4113: //Bytes Per Line
SetProperty(item, 320);
break;
}
}
dialog.ShowSelectItems(scanner);
ImageFile image = null;
try
{
image = dialog.ShowTransfer(scanner.Items[1], FormatID.wiaFormatTIFF, false) as ImageFile;
}
catch (Exception msg)
{
if (msg.Message.Contains("HRESULT"))
MessageBox.Show("Please insert paper into scanner and try again.");
return;
}
//System.IO.File.Delete(filePath);
image.SaveFile(filePath);
}
BitmapImage _image = new BitmapImage();
_image.BeginInit();
_image.CacheOption = BitmapCacheOption.None;
_image.UriCachePolicy = new RequestCachePolicy(RequestCacheLevel.BypassCache);
_image.CacheOption = BitmapCacheOption.OnLoad;
_image.CreateOptions = BitmapCreateOptions.IgnoreImageCache;
_image.UriSource = new Uri(filePath, UriKind.RelativeOrAbsolute);
_image.EndInit();
scannedImageHolder.Source = _image;
}
public static List<System.Drawing.Image> preScan(string scannerId)
{
List<System.Drawing.Image> images = new List<System.Drawing.Image>();
bool hasMorePages = true;
while (hasMorePages)
{
WIA.DeviceManager manager = new WIA.DeviceManager();
WIA.Device device = null;
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
if (info.DeviceID == scannerId)
{
device = info.Connect();
break;
}
}
if (device == null)
{
string availableDevices = "";
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
availableDevices += info.DeviceID + "\n";
}
// show error with available devices
throw new Exception("The device with provided ID could not be found. Available Devices:\n" + availableDevices);
}
WIA.Item item = device.Items[1] as WIA.Item;
try
{
WIA.ICommonDialog wiaCommonDialog = new WIA.CommonDialog();
WIA.ImageFile image = (WIA.ImageFile)wiaCommonDialog.ShowTransfer(item, wiaFormatBMP, false);
// save to temp file
string fileName = Path.GetTempFileName();
File.Delete(fileName);
image.SaveFile(fileName);
image = null;
// add file to output list
images.Add(System.Drawing.Image.FromFile(fileName));
}
catch (Exception exc)
{
throw exc;
}
finally
{
item = null;
}
item = null;
//determine if there are any more pages waiting
WIA.Property documentHandlingSelect = null;
WIA.Property documentHandlingStatus = null;
foreach (WIA.Property prop in device.Properties)
{
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_SELECT)
documentHandlingSelect = prop;
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_STATUS)
documentHandlingStatus = prop;
}
// assume there are no more pages
hasMorePages = false;
// may not exist on flatbed scanner but required for feeder
if (documentHandlingSelect != null)
{
// check for document feeder
if ((Convert.ToUInt32(documentHandlingSelect.get_Value()) &
WIA_DPS_DOCUMENT_HANDLING_SELECT.FEEDER) != 0)
{
hasMorePages = ((Convert.ToUInt32(documentHandlingStatus.get_Value()) &
WIA_DPS_DOCUMENT_HANDLING_STATUS.FEED_READY) != 0);
}
}
}
return images;
}
public static List <Bitmap> Scan(string scannername)
{
List <Bitmap> images = new List <Bitmap>();
bool hasMorePages = true;
while (hasMorePages)
{
WIA.DeviceManager manager = new WIA.DeviceManager();
WIA.Device device = null;
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
if (info.Properties["Name"].get_Value().ToString() == scannername)
{
device = info.Connect();
break;
}
}
if (device == null)
{
string availableDevices = "";
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
availableDevices += info.Properties["Name"].get_Value().ToString() + "\n";
}
throw new Exception("Указанное устройство не найдено. Доступные устройства: " + availableDevices);
}
WIA.Item item = device.Items[1] as WIA.Item;
try
{
WIA.ICommonDialog wiaCommonDialog = new WIA.CommonDialog();
AdjustScannerSettings(item, 100, 0, 0, 850, 1170, 0, 0, true);
WIA.ImageFile image = (WIA.ImageFile)wiaCommonDialog.ShowTransfer(item, wiaFormatBMP, false);
//темповый файл
string fileName = Path.GetTempFileName();
File.Delete(fileName);
image.SaveFile(fileName);
image = null;
images.Add(new Bitmap(fileName));
}
catch (Exception exc)
{
throw exc;
}
finally
{
item = null;
WIA.Property documentHandlingSelect = null;
WIA.Property documentHandlingStatus = null;
foreach (WIA.Property prop in device.Properties)
{
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_SELECT)
{
documentHandlingSelect = prop;
}
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_STATUS)
{
documentHandlingStatus = prop;
}
}
hasMorePages = false;
if (documentHandlingSelect != null)
{
if ((Convert.ToUInt32(documentHandlingSelect.get_Value()) & WIA_DPS_DOCUMENT_HANDLING_SELECT.FEEDER) != 0)
{
hasMorePages = ((Convert.ToUInt32(documentHandlingStatus.get_Value()) & WIA_DPS_DOCUMENT_HANDLING_STATUS.FEED_READY) != 0);
}
}
}
}
return(images);
}
/// <summary>
/// Use scanner to scan an image (scanner is selected by its unique id).
/// </summary>
/// <param name="scannerName"></param>
/// <returns>Scanned images path.</returns>
public static List <string> Scan(string scannerId, DoWorkEventArgs e)
{
List <string> images = new List <string>();
bool hasMorePages = true;
ITempFilesResource <ImageFile> tempFiles = TempFilesScannerResource <ImageFile> .DefaultInstance();
while (hasMorePages && !e.Cancel)
{
// select the correct scanner using the provided scannerId parameter
WIA.DeviceManager manager = new WIA.DeviceManager();
WIA.Device device = null;
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
if (info.DeviceID == scannerId)
{
// connect to scanner
device = info.Connect();
break;
}
}
// device was not found
if (device == null)
{
// enumerate available devices
string availableDevices = "";
foreach (WIA.DeviceInfo info in manager.DeviceInfos)
{
availableDevices += info.DeviceID + "\n";
}
// show error with available devices
throw new Exception("The device with provided ID could not be found. Available Devices:\n" + availableDevices);
}
WIA.Item item = device.Items[1] as WIA.Item;
try
{
// scan image
WIA.ICommonDialog wiaCommonDialog = new WIA.CommonDialog();
WIA.ImageFile image = (WIA.ImageFile)wiaCommonDialog.ShowTransfer(item, wiaFormatBMP, false);
// save to temp file
string fileName = tempFiles.SaveFile(image);
image = null;
// add file to output list
images.Add(fileName);
}
catch (System.Runtime.InteropServices.COMException exc)
{
Debug.WriteLine(exc.Message);
}
catch (Exception exc)
{
Debug.WriteLine(exc.Message);
}
finally
{
item = null;
//determine if there are any more pages waiting
WIA.Property documentHandlingSelect = null;
WIA.Property documentHandlingStatus = null;
foreach (WIA.Property prop in device.Properties)
{
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_SELECT)
{
documentHandlingSelect = prop;
}
if (prop.PropertyID == WIA_PROPERTIES.WIA_DPS_DOCUMENT_HANDLING_STATUS)
{
documentHandlingStatus = prop;
}
}
// assume there are no more pages
hasMorePages = false;
// may not exist on flatbed scanner but required for feeder
if (documentHandlingSelect != null)
{
// check for document feeder
if ((Convert.ToUInt32(documentHandlingSelect.get_Value()) &
WIA_DPS_DOCUMENT_HANDLING_SELECT.FEEDER) != 0)
{
hasMorePages = ((Convert.ToUInt32(documentHandlingStatus.get_Value()) &
WIA_DPS_DOCUMENT_HANDLING_STATUS.FEED_READY) != 0);
}
}
}
}
if (!e.Cancel)
{
return(images);
}
else
{
foreach (var image in images)
{
tempFiles.DeleteFile(image);
}
images.Clear();
return(images);
}
}
/// <summary>
/// Use scanner to scan an image (with user selecting the scanner from a dialog).
/// </summary>
/// <returns>Scanned images.</returns>
public static List<System.Drawing.Image> AutoScan(IItem scannnerItem, int scanResolutionDPI, double scanStartLeftPixel, double scanStartTopPixel,
double scanWidthPixels, double scanHeightPixels, int brightnessPercents, int contrastPercents, int colorMode)
{
WIA.ICommonDialog dialog = new WIA.CommonDialog();
WIA.Device device = dialog.ShowSelectDevice(WIA.WiaDeviceType.UnspecifiedDeviceType, true, false);
if (device != null)
{
return AutoScan(device.DeviceID, scanResolutionDPI, scanStartLeftPixel, scanStartTopPixel,
scanWidthPixels, scanHeightPixels, brightnessPercents, contrastPercents, colorMode);
}
else
{
throw new Exception("You must select a device for scanning.");
}
}
/// <summary>
/// Use scanner to scan an image (with user selecting the scanner from a dialog).
/// </summary>
/// <returns>Scanned images.</returns>
public NumerisationWIA()
{
WIA.ICommonDialog dialog = new WIA.CommonDialog();
WIA.Device device = null;
try {
device = dialog.ShowSelectDevice
(WIA.WiaDeviceType.UnspecifiedDeviceType, true, false);
}catch(Exception e)
{
Console.WriteLine(e);
Console.WriteLine("Problème lors de la communication avec le scanner : vérifiez les branchements, que le scanner est allumé et réessayez");
throw new Exception();
}
if (device != null)
{
this.deviceID = device.DeviceID;
this.ready = true;
}
}