BarcodeExceptionCode Enumeration

[SerializableAttribute()]
public enum BarcodeExceptionCode : System.Enum, System.IComparable, System.IConvertible, System.IFormattable

[SerializableAttribute()]
public enum BarcodeExceptionCode : System.IComparable, System.IConvertible, System.IFormattable

ObjectiveC Syntax

Java Syntax

Leadtools.Barcode.BarcodeExceptionCode = function() { };
Leadtools.Barcode.BarcodeExceptionCode.prototype = {

  LeadtoolsMemberMarker(replace me)
 };

[SerializableAttribute()]
public enum class BarcodeExceptionCode : public System.Enum, System.IComparable, System.IConvertible, System.IFormattable

'Declaration
 
<SerializableAttribute()>
Public Enum BarcodeExceptionCode 
   Inherits System.Enum
   Implements System.IComparable, System.IConvertible, System.IFormattable

'Usage
 
Dim instance As BarcodeExceptionCode

Member	Description
Barcode1dLocked	Barcode 1D is locked.
Barcode2dReadLocked	Barcode Read 2D is locked.
Barcode2dWriteLocked	Barcode Write 2D is locked.
DatamatrixReadLocked	Barcode Read Datamatrix is locked.
DatamatrixWriteLocked	Barcode Write Datamatrix is locked.
DllNotFound	Barcode Engine assembly not found.
InvalidBarcodeString	Invalid barcode string for a specified barcode symbology.
InvalidBounds	Invalid barcode bounds.
InvalidGroup	Invalid barcode group.
InvalidHeight	Invalid barcode height.
InvalidMaximumCount	Invalid maximum count.
InvalidStringLength	Invalid barcode data string length.
InvalidTextOut	Invalid barcode text out option.
InvalidType	Invalid barcode symbology.
InvalidUnits	Invalid barcode measurement unit.
InvalidWidth	Invalid barcode width.
InvalidXModule	Barcode Module size should be greater or equal to 0.
PdfReadLocked	Barcode Read PDF is locked.
PdfWriteLocked	Barcode Write PDF is locked.
QrReadLocked	Barcode Read QR is locked.
QrWriteLocked	Barcode Write QR is locked.
ToSmall	Barcode string is too small.

Used as the type of the BarcodeException.Code property which can be used to get extra details about the LEADTOOLS barcode exception being thrown.

Public Sub BarcodeExceptionCode_Example()
   ' Example of values passed by the user for the barcode width and height
   Dim barcodeWidth As Integer = 30
   Dim barcodeHeight As Integer = 60

   ' These values are too small to write a UPCA barcode and will throw an exception below

   ' Create a Barcode engine
   Dim engine As New BarcodeEngine()

   ' Get the Barcode writer
   Dim writer As BarcodeWriter = engine.Writer

   ' Create an image
   Using image As RasterImage = RasterImage.Create(1000, 1000, 1, 300, RasterColor.FromKnownColor(RasterKnownColor.White))
      ' Create the barcode
      Dim barcode As BarcodeData = BarcodeData.CreateDefaultBarcodeData(BarcodeSymbology.UPCA)
      barcode.Bounds = New LogicalRectangle(0, 0, barcodeWidth, barcodeHeight, LogicalUnit.Pixel)

      ' Try to write it, this will throw an exception if the barcode is too smalle
      Try
         writer.WriteBarcode(image, barcode, Nothing)
      Catch ex As BarcodeException
         ' Show the error message, should be BarcodeExceptionCode.InvalidWidth
         Console.WriteLine(ex.Code)
         Debug.Assert(ex.Code = BarcodeExceptionCode.InvalidWidth)
      End Try
   End Using
End Sub

public void BarcodeExceptionCode_Example()
{
   // Example of values passed by the user for the barcode width and height
   int barcodeWidth = 30;
   int barcodeHeight = 60;

   // These values are too small to write a UPCA barcode and will throw an exception below

   // Create a Barcode engine
   BarcodeEngine engine = new BarcodeEngine();

   // Get the Barcode writer
   BarcodeWriter writer = engine.Writer;

   // Create an image
   using(RasterImage image = RasterImage.Create(1000, 1000, 1, 300, RasterColor.FromKnownColor(RasterKnownColor.White)))
   {
      // Create the barcode
      BarcodeData barcode = BarcodeData.CreateDefaultBarcodeData(BarcodeSymbology.UPCA);
      barcode.Bounds = new LogicalRectangle(0, 0, barcodeWidth, barcodeHeight, LogicalUnit.Pixel);

      // Try to write it, this will throw an exception if the barcode is too smalle
      try
      {
         writer.WriteBarcode(image, barcode, null);
      }
      catch(BarcodeException ex)
      {
         // Show the error message, should be BarcodeExceptionCode.InvalidWidth
         Console.WriteLine(ex.Code);
         Debug.Assert(ex.Code == BarcodeExceptionCode.InvalidWidth);
      }
   }
}

[TestMethod]
public void BarcodeExceptionCode_Example()
{
   // Example of values passed by the user for the barcode width and height
   int barcodeWidth = 30;
   int barcodeHeight = 60;
   // These values are too small to write a UPCA barcode and will throw an exception below

   // Create a Barcode engine
   BarcodeEngine engine = new BarcodeEngine();

   // Get the Barcode writer
   BarcodeWriter writer = engine.Writer;

   // Create an image
   using(RasterImage image = RasterImage.Create(1000, 1000, 1, 300, RasterColorHelper.FromKnownColor(RasterKnownColor.White)))
   {
      // Create the barcode
      BarcodeData barcode = BarcodeData.CreateDefaultBarcodeData(BarcodeSymbology.UPCA);
      barcode.Bounds = LeadRectHelper.Create(0, 0, barcodeWidth, barcodeHeight);

      // Try to write it, this will throw an exception if the barcode is too smalle
      try
      {
         writer.WriteBarcode(image, barcode, null);
      }
      catch(Exception ex)
      {
         // Show the error message, should be BarcodeExceptionCode.InvalidWidth
         BarcodeException exception = BarcodeException.FromHResult(ex.HResult);
         Debug.WriteLine(exception.Code);
         Debug.Assert(exception.Code == BarcodeExceptionCode.InvalidWidth);
      }
   }
}

public void BarcodeExceptionCode_Example()
{
   // Example of values passed by the user for the barcode width and height
   int barcodeWidth = 30;
   int barcodeHeight = 60;
   // These values are too small to write a UPCA barcode and will throw an exception below

   // Create a Barcode engine
   BarcodeEngine engine = new BarcodeEngine();

   // Get the Barcode writer
   BarcodeWriter writer = engine.Writer;

   // Create an image
   using(RasterImage image = RasterImage.Create(1000, 1000, 1, 300, RasterColor.FromKnownColor(RasterKnownColor.White)))
   {
      // Create the barcode
      BarcodeData barcode = BarcodeData.CreateDefaultBarcodeData(BarcodeSymbology.UPCA);
      barcode.Bounds = new LogicalRectangle(0, 0, barcodeWidth, barcodeHeight, LogicalUnit.Pixel);

      // Try to write it, this will throw an exception if the barcode is too smalle
      try
      {
         writer.WriteBarcode(image, barcode, null);
      }
      catch(BarcodeException ex)
      {
         // Show the error message, should be BarcodeExceptionCode.InvalidWidth
         Console.WriteLine(ex.Code);
         Debug.Assert(ex.Code == BarcodeExceptionCode.InvalidWidth);
      }
   }
}

Public Sub BarcodeExceptionCode_Example()
  ' Example of values passed by the user for the barcode width and height
  Dim barcodeWidth As Integer = 30
  Dim barcodeHeight As Integer = 60
  ' These values are too small to write a UPCA barcode and will throw an exception below

  ' Create a Barcode engine
  Dim engine As BarcodeEngine = New BarcodeEngine()

  ' Get the Barcode writer
  Dim writer As BarcodeWriter = engine.Writer

  ' Create an image
  Using image As RasterImage = RasterImage.Create(1000, 1000, 1, 300, RasterColor.FromKnownColor(RasterKnownColor.White))
    ' Create the barcode
    Dim barcode As BarcodeData = BarcodeData.CreateDefaultBarcodeData(BarcodeSymbology.UPCA)
    barcode.Bounds = New LogicalRectangle(0, 0, barcodeWidth, barcodeHeight, LogicalUnit.Pixel)

    ' Try to write it, this will throw an exception if the barcode is too smalle
    Try
       writer.WriteBarcode(image, barcode, Nothing)
    Catch ex As BarcodeException
       ' Show the error message, should be BarcodeExceptionCode.InvalidWidth
       Console.WriteLine(ex.Code)
       Debug.Assert(ex.Code = BarcodeExceptionCode.InvalidWidth)
    End Try
  End Using
End Sub

System.Object
   System.ValueType
      System.Enum
         Leadtools.Barcode.BarcodeExceptionCode

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

Leadtools.Barcode Namespace