BarcodeExceptionCode Enumeration

Identifies the barcode exception error code

Syntax

C#
Visual Basic
WinRT C#
Java
Objective-C
WinRT JavaScript
C++

[SerializableAttribute()]
public enum BarcodeExceptionCode : 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

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

typedef NS_ENUM(NSInteger, LTBarcodeError)

public enum BarcodeExceptionCode

Leadtools.Barcode.BarcodeExceptionCode = function() { };
Leadtools.Barcode.BarcodeExceptionCode.prototype = {<br/>
  InvalidXModule = -1481,
	DllNotFound = -1382,
	QrWriteLocked = -1381,
	QrReadLocked = -1380,
	MicroQrWriteLocked = -1375,
	MicroQrReadLocked = -1374,
	MaxiWriteLocked = -1373,
	MaxiReadLocked = -1372,
	AztecWriteLocked = -1371,
	AztecReadLocked = -1370,
	DatamatrixWriteLocked = -433,
	DatamatrixReadLocked = -432,
	PdfWriteLocked = -430,
	PdfReadLocked = -429,
	Barcode2dWriteLocked = -428,
	Barcode2dReadLocked = -427,
	Barcode1dLocked = -426,
	InvalidBounds = -425,
	InvalidStringLength = -424,
	InvalidGroup = -420,
	InvalidMaximumCount = -419,
	InvalidUnits = -418,
	InvalidBarcodeString = -416,
	ToSmall = -415,
	InvalidHeight = -414,
	InvalidWidth = -413,
	InvalidTextOut = -412,
	InvalidType = -411,
	
 };

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

Members

Value	Member	Description
-1481	InvalidXModule	Barcode Module size should be greater or equal to 0.
-1382	DllNotFound	Barcode Engine assembly not found.
-1381	QrWriteLocked	Barcode Write QR is locked.
-1380	QrReadLocked	Barcode Read QR is locked.
-1375	MicroQrWriteLocked	Barcode Write Micro QR is locked
-1374	MicroQrReadLocked	Barcode Read Micro QR is locked
-1373	MaxiWriteLocked	Barcode Write Maxi is locked
-1372	MaxiReadLocked	Barcode Read Maxi is locked
-1371	AztecWriteLocked	Barcode Write Aztec is locked
-1370	AztecReadLocked	Barcode Read Aztec is locked.
-433	DatamatrixWriteLocked	Barcode Write Datamatrix is locked.
-432	DatamatrixReadLocked	Barcode Read Datamatrix is locked.
-430	PdfWriteLocked	Barcode Write PDF is locked.
-429	PdfReadLocked	Barcode Read PDF is locked.
-428	Barcode2dWriteLocked	Barcode Write 2D is locked.
-427	Barcode2dReadLocked	Barcode Read 2D is locked.
-426	Barcode1dLocked	Barcode 1D is locked.
-425	InvalidBounds	Invalid barcode bounds.
-424	InvalidStringLength	Invalid barcode data string length.
-420	InvalidGroup	Invalid barcode group.
-419	InvalidMaximumCount	Invalid maximum count.
-418	InvalidUnits	Invalid barcode measurement unit.
-416	InvalidBarcodeString	Invalid barcode string for a specified barcode symbology.
-415	ToSmall	Barcode string is too small.
-414	InvalidHeight	Invalid barcode height.
-413	InvalidWidth	Invalid barcode width.
-412	InvalidTextOut	Invalid barcode text out option.
-411	InvalidType	Invalid barcode symbology.

Remarks

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

Example

C#
Visual Basic
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.Forms
Imports Leadtools.Barcode
Imports Leadtools.ImageProcessing

      
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

using Leadtools;
using Leadtools.Codecs;
using Leadtools.Forms;
using Leadtools.Barcode;
using Leadtools.ImageProcessing;

      
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);
      }
   }
}

using Leadtools;
using Leadtools.Codecs;
using Leadtools.Barcode;
using Leadtools.ImageProcessing;

      
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);
      }
   }
}

using Leadtools;
using Leadtools.Codecs;
using Leadtools.Forms;
using Leadtools.Barcode;
using Leadtools.ImageProcessing;

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);
      }
   }
}

Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.Forms
Imports Leadtools.Barcode
Imports Leadtools.ImageProcessing

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

Inheritance Hierarchy

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

Requirements

Target Platforms

Reference

Leadtools.Barcode Namespace