L_Doc2GetUserDictionary

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#include "ltdoc2.h"

L_LTDOC2_API L_INT EXT_FUNCTION L_Doc2GetUserDictionary(hDoc, pUDOpts, uStructSize)

L_HDOC2 hDoc;	/* handle to the OCR document */
pUSERDICTIONARY2 pUDOpts;	/* pointer to a USERDICTIONARY2 structure */
L_UINT uStructSize;	/* size of the structure */

Gets the name of the current User dictionary and its default section.

Parameter	Description
hDoc	Handle to the OCR document.
pUDOpts	Pointer to a USERDICTIONARY2 structure to be updated
uStructSize	Size in bytes, of the structure pointed to by pUDOpts, use sizeof(USERDICTIONARY2) to calculate this value.

Returns

SUCCESS	The function was successful.
< 1	An error occurred. Refer to Return Codes.

Comments

Gets the name of the current User dictionary and its default section to be used in the recognition process.

To set a User dictionary and its default section, call the L_Doc2SetUserDictionary function.

To recognize a page, call the L_Doc2Recognize function.

Required DLLs and Libraries

LTDOC2

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

See Also

Functions:	L_Doc2SetUserDictionary, L_Doc2GetUserDictionaryState, L_Doc2GetUserDictionarySection, L_Doc2GetUserDictionarySectionItem, L_Doc2AddItemToUserDictionary, L_Doc2RemoveItemFromUserDictionary
Topics:	OCR Functions: User Dictionary
	Working with a Dictionary

Example

L_LTDOC2TEX_API  L_INT Doc2GetUserDictionaryExample(L_HDOC2 hDoc)
{
   L_INT nRet;
   USERDICTIONARY2 UDOpts;

   ZeroMemory(&UDOpts, sizeof(USERDICTIONARY2));
   nRet = L_Doc2GetUserDictionary(hDoc, &UDOpts, sizeof(USERDICTIONARY2));
   if (nRet == SUCCESS)
   {
      L_TCHAR szBuffer[1024];

      ZeroMemory(szBuffer, sizeof(szBuffer));
      wsprintf(szBuffer, TEXT("User Dictionary Name = %s\nDefault Section Name = %s\n"),
               UDOpts.pszFileName,
               UDOpts.pszDefSection);

      MessageBox(NULL, szBuffer, TEXT("User Dictionary Info"), MB_OK);

      if (L_Doc2GetUserDictionaryState(hDoc))
         MessageBox(NULL, TEXT("The current user dictionary is changed."), TEXT("Notice!"), MB_OK);
      else
         MessageBox(NULL, TEXT("The current user dictionary is not changed."), TEXT("Notice!"), MB_OK);

      L_CHAR szSection[DOC2_MAX_SECTION_NAME_LENGTH];
      ZeroMemory(szSection, sizeof(szSection));
      nRet = L_Doc2GetUserDictionarySection(hDoc, szSection, DOC2_MAX_SECTION_NAME_LENGTH, TRUE);
      if (nRet == SUCCESS)
      {
         ZeroMemory(szBuffer, sizeof(szBuffer));
         wsprintf(szBuffer, TEXT("First Section in the current User Dictionray = %s\n"), szSection);

         MessageBox(NULL, szBuffer, TEXT("First Section"), MB_OK);

         L_WCHAR * pwcItem = (L_WCHAR *)GlobalAllocPtr(GHND, 512 * sizeof(L_WCHAR));
         if (pwcItem)
         {
            L_UINT32 uMask = 0;
            nRet = L_Doc2GetUserDictionarySectionItem(hDoc, szSection, pwcItem, 512 * sizeof(L_WCHAR), &uMask, TRUE);
            if (nRet == SUCCESS)
            {
               L_TCHAR szItem[512];

               ZeroMemory(szItem, sizeof(szItem));
               WideCharToMultiByte(0, 0, pwcItem, -1, (LPSTR) szItem, 512, NULL, NULL);

               ZeroMemory(szBuffer, sizeof(szBuffer));
               wsprintf(szBuffer, TEXT("1st Section Item in the 1st section of the current User Dictionray = %s\n"), szItem);

               MessageBox(NULL, szBuffer, TEXT("First Section Item"), MB_OK);
            }
            else
               return nRet;

            GlobalFreePtr(pwcItem);
         }
         else
            return nRet;
      }
      else
         return nRet;
   }
   else
      return nRet;
   return SUCCESS;
}