#include "ltdic.h"
L_VOID LDicomAssociate::DelPresentation(nID)
Deletes a presentation context in the DICOM Associate.
Presentation ID. The presentation ID provides information about both the class type of the data and the transfer syntax to use when transferring the data.
None.
A DICOM Associate can have multiple presentation contexts. Any of these can be deleted by passing the appropriate value for nID.
To determine the number of presentation contexts a DICOM Associate has, call LDicomAssociate::GetPresentationCount.
Required DLLs and Libraries
Win32, x64
L_INT LDicomAssociate_DelPresentationExample(LDicomAssociate* m_pDicomAssociate)
{
L_INT nRet;
L_INT i;
L_UCHAR nID, nMaxID;
CString strMsg, strTmp;
//create the Associate Class as Request
m_pDicomAssociate = new LDicomAssociate(TRUE);
//set the Associate to the default
m_pDicomAssociate->Default();
//get current ID's and display them
strMsg = TEXT("Presentation Contexts");
nMaxID = 0;
for (i = 0; i < m_pDicomAssociate->GetPresentationCount(); i++)
{
nID = m_pDicomAssociate->GetPresentation(i);
strTmp.Format(TEXT("\n[%d] = %d"),i, nID);
strMsg = strMsg + strTmp;
//store the highest nID
if (nID > nMaxID)
nMaxID = nID;
}
AfxMessageBox(strMsg);
//nID must be unique and odd number
nID = nMaxID + 2;
//delete presentation context that has presentation ID = 1
m_pDicomAssociate->DelPresentation(1);
//change the presentation context at index 3
nRet = m_pDicomAssociate->SetPresentation(3,1);
if(nRet != DICOM_SUCCESS)
{
return nRet;
}
//add a presentation context
strMsg = TEXT("Presentation Contexts--Added 1");
nRet = m_pDicomAssociate->AddPresentation( 9, PDU_ACCEPT_RESULT_SUCCESS, UID_CT_IMAGE_STORAGE);
if(nRet != DICOM_SUCCESS)
return nRet;
for (i = 0 ; i < m_pDicomAssociate->GetPresentationCount() ; i++)
{
nID = m_pDicomAssociate->GetPresentation(i);
strTmp.Format(TEXT("\n[%d] = %d"),i, nID);
strMsg = strMsg + strTmp;
}
AfxMessageBox(strMsg);
//delete the one we added
strMsg = TEXT("Presentation Contexts--Deleted 9");
m_pDicomAssociate->DelPresentation(9);
for (i = 0; i<m_pDicomAssociate->GetPresentationCount(); i++)
{
nID = m_pDicomAssociate->GetPresentation(i);
strTmp.Format(TEXT("\n[%d] = %d"),i, nID);
strMsg = strMsg + strTmp;
}
AfxMessageBox(strMsg);
//Free associate
delete m_pDicomAssociate;
return DICOM_SUCCESS;
}
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