Exemplo n.º 1
0
BOOL CtrfFolderColumn::RefreshData(CTreeCtrl* pTree, HTREEITEM hItem, CaRefreshTreeInfo* pInfo)
{
	BOOL bOk = FALSE;
	CTypedPtrList< CObList, CaDBObject* > lNew;
	//
	// Refresh only the branch has already been expanded:
	if (pInfo && pInfo->GetAction() == CaRefreshTreeInfo::ACTION_REFRESH && !GetTreeCtrlData().IsAlreadyExpanded())
		return TRUE;
	CaLLQueryInfo* pQueryInfo = GetQueryInfo(NULL);
	ASSERT (pQueryInfo);
	if (!pQueryInfo)
		return FALSE;

	if (GetPfnCOMQueryObject())
		bOk  = GetPfnCOMQueryObject()(GetAptAccess(), pQueryInfo, lNew);
	else
	{
		CmtSessionManager* pSessionManager = GetSessionManager();
		ASSERT (pSessionManager);
		if (!pSessionManager)
			return FALSE;

		if (GetPfnUserQueryObject())
			bOk = GetPfnUserQueryObject()(pQueryInfo, lNew, pSessionManager);
		else
			bOk = INGRESII_llQueryObject (pQueryInfo, lNew, pSessionManager);
	}
	if (!bOk)
		return FALSE;

	//
	// Mark all old object as being deleted:
	CtrfItemData* pObj = NULL;
	POSITION p = NULL, pos = m_listObject.GetHeadPosition();
	while (pos != NULL)
	{
		pObj = m_listObject.GetNext (pos);
		pObj->GetTreeCtrlData().SetState (CaTreeCtrlData::ITEM_DELETE);
	}

	//
	// Add new Objects:
	while (!lNew.IsEmpty())
	{
		CaColumn* pNew = (CaColumn*)lNew.RemoveHead();
		CtrfItemData* pExist = SearchObject(pNew);

		//
		// The new queried object already exists in the old list, we destroy it !
		if (pExist != NULL)
		{
			pExist->GetTreeCtrlData().SetState (CaTreeCtrlData::ITEM_EXIST);
			delete pNew;
			continue;
		}

		//
		// New object that is not in the old list, add it to the list:
		CtrfColumn* pNewObject = new CtrfColumn (pNew);
		pNewObject->SetBackParent (this);
		pNewObject->Initialize();
		m_listObject.AddTail (pNewObject);

		delete pNew;
	}

	//
	// Refresh Sub-Branches ?

	Display (pTree, hItem);
	return TRUE;
}
Exemplo n.º 2
0
//
// This function should call the query objects from the Static library ("INGRESII_llQueryObject") or
// from the COM Server ICAS.
BOOL CSqlqueryApp::INGRESII_QueryObject(CaLLQueryInfo* pInfo, CTypedPtrList<CObList, CaDBObject*>& listObject)
{
    CaSessionManager& ssMgr = GetSessionManager();
    BOOL bOk = INGRESII_llQueryObject (pInfo, listObject, &ssMgr);
    return bOk;
}