Available in LEADTOOLS Imaging Pro, Vector, Document, and Medical Imaging toolkits. |
#include "ltwrappr.h"
static L_VOID LBase::DisplayError (hWndParent, lpszStr)
static L_VOID LBase::DisplayError (hWndParent, nErrorCode)
HWND hWndParent; |
/* handle to the parent window */ |
L_TCHAR * lpszStr; |
/* pointer to the error string */ |
L_INT nErrorCode; |
/* a LEADTOOLS error code */ |
Displays an error string.
Parameter |
Description |
hWndParent |
Window handle to the parent window of the message box. |
lpszStr |
Pointer to the error string to be displayed in the message box. |
nErrorCode |
One of the LEADTOOLS error codes. If you specify an invalid error code, the message displayed will be "Not a LEADTOOLS error code". |
Returns
None
Comments
Call DisplayError (hWndParent, lpStr ) to display your own error string. This function calls the windows MessageBox() function to display the specified error string. The internal error list maintains a running list of the errors that have occurred in the LEADTOOLS C++ Class Library functions.
Call DisplayError (hWndParent, nErrorCode) to display the error string for the specified LEADTOOLS error code.
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. |
Win32, x64.
See Also
Example
#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName L_INT LBase__DisplayErrorExample(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) { LBase::DisplayError(hWndParent, LBase::GetErrorString(nRet)); return nRet; } return SUCCESS; }