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OcrSupportLockedException Class
See Also  Members  
Leadtools.Forms.Ocr Namespace : OcrSupportLockedException Class



The OcrSupportLockedException Class is available as an add-on to the LEADTOOLS Document and Medical Imaging toolkits.

The exception that is thrown when a support locked runtime error occurs inside the IOcrEngine.

Object Model

OcrSupportLockedException Class

Syntax

Visual Basic (Declaration) 
<SerializableAttribute()>
Public Class OcrSupportLockedException 
   Inherits System.Exception
   Implements _ExceptionISerializable 
Visual Basic (Usage)Copy Code
Dim instance As OcrSupportLockedException
C# 
[SerializableAttribute()]
public class OcrSupportLockedException : System.Exception, _ExceptionISerializable  
C++/CLI 
[SerializableAttribute()]
public ref class OcrSupportLockedException : public System.Exception, _ExceptionISerializable  

Example

This example shows how to trap various types of exceptions during OCR operations.

Remarks

Various parts of the LEADTOOLS OCR toolkit are locked by a specific key. If these features are used without first unlocking the specified feature, an exception of type OcrSupportLockedException will be thrown. Examine the OcrSupportLockedException.SupportType property to determine which unlock support feature is required.

For a description of the support types, refer to OcrSupportLockedExceptionType.

For more information on feature support and how to obtain the unlock keys, refer to Unlocking Special LEAD Features, Leadtools.RasterSupport and Leadtools.RasterSupportType.

Inheritance Hierarchy

System.Object
   System.Exception
      Leadtools.Forms.Ocr.OcrSupportLockedException

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7

See Also

OcrSupportLockedException requires an OCR module license and unlock key. For more information, refer to: Imaging Pro/Document/Medical Features