Displays an error string.
#include "ltwrappr.h"
static L_VOID LBase::DisplayError (hWndParent, lpszStr)
static L_VOID LBase::DisplayError (hWndParent, nErrorCode)
Window handle to the parent window of the message box.
Pointer to the error string to be displayed in the message box.
One of the LEADTOOLS error codes. If you specify an invalid error code, the message displayed will be "Not a LEADTOOLS error code".
None.
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.
Win32, x64.
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;
}
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