LBase::GetErrorFromList

#include "ltwrappr.h"

static L_INT LBase::GetErrorFromList (uIndex=LEAD_LAST_ERROR)

index of the error to get from the list

Retrieves an error code from the internal error list.

Parameter	Description
uIndex	The index of the error to get from the error list. If an invalid index is specified, the last error recorded will be returned.

Returns

SUCCESS	The internal error list was empty.
< 1	The error code of the error indexed by uIndex. Refer to Return Codes.

Comments

Call this function to retrieve an error code from the internal error list. The internal error list maintains a running list of the errors that have occurred in the LEADTOOLS C++ Class Library functions.

Required DLLs and Libraries

LTKRN

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

Platforms

Win32, x64.

Example

#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName 
L_INT LBase__GetErrorFromListExample(HWND hWndParent) 
{ 
   L_INT nRet; 
   LBitmap MyBitmap; 
   nRet = MyBitmap.Load(MAKE_IMAGE_PATH(TEXT("Image1.cmp"))); 
   if(nRet != SUCCESS) 
      return nRet; 
   nRet = MyBitmap.AddNoise(); 
   if(nRet != SUCCESS) 
      return nRet; 
   if(LBase::GetErrorFromList()!=SUCCESS) 
      LBase::DisplayErrorFromList(hWndParent); 
   return SUCCESS; 
}

Help Version 19.0.2017.10.27

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