[MSCE C++]获取元素属性的问题

Question

老师好：

我想获取 图中所示的信息，包括Raw Data的属性。

Yongan.Fu · Accepted Answer

/*--------------------------------------------------------
| getAllInstances
+-------------------------------------------------------*/
WCharCP getCategoryName(ECPropertyP ecProp)
{
	IECInstancePtr categoryInstance = ecProp->GetCustomAttribute(WString(L"Category"));
	if (categoryInstance.IsValid())
	{
 ECValue ecVal1, ecVal2;
 categoryInstance->GetValue(ecVal1, L"Standard");
 categoryInstance->GetValue(ecVal2, L"DisplayLabel");
 WString result =ecVal1.ToString() + WString(L" | ") + ecVal2.ToString();
 return result.GetWCharCP();
	}
	else
 return L"No Category";
}
void getAllInstances(WCharCP unparsed)
 {
	ElementHandle eh(2013L, ACTIVEMODEL);

 DgnECManagerR ecMgr = DgnECManager::GetManager();
	FindInstancesScopePtr scope = FindInstancesScope::CreateScope(eh, FindInstancesScopeOption(DgnECHostType::Element));
 ECQueryPtr ecQuery = ECQuery::CreateQuery (ECQUERY_PROCESS_SearchAllClasses); 
 //ECQUERY_PROCESS_SearchAllExtrinsic will only search ECXAttr
 ecQuery->SetSelectProperties(true);

 for (DgnECInstancePtr instance : ecMgr.FindInstances(*scope, *ecQuery))
 {
 DgnElementECInstanceP elemInst = instance->GetAsElementInstance();
 WPrintfString outStr(L"--------- className = %s, instanceId = %s ---------------",
 elemInst->GetClass().GetName().GetWCharCP(),
 elemInst->GetInstanceId().GetWCharCP());
 mdlDialog_dmsgsPrint(outStr);
 for (ECPropertyP ecProp : elemInst->GetClass().GetProperties())
 {
 WString valStr;
 ECValue ecVal;
 elemInst->GetValue(ecVal, ecProp->GetName().GetWCharCP());
 IDgnECTypeAdapterR typeAdapter = IDgnECTypeAdapter::GetForProperty(*ecProp);
 IDgnECTypeAdapterContextPtr typeContext = IDgnECTypeAdapterContext::Create(*ecProp, *elemInst, ecProp->GetName().GetWCharCP());
 typeAdapter.ConvertToString(valStr, ecVal, *typeContext);

 WPrintfString outStr2(L"	%s[%s] = %s (categoryName=%s)",
 ecProp->GetDisplayLabel().GetWCharCP(), ecProp->GetTypeName().GetWCharCP(), valStr.GetWCharCP(), getCategoryName(ecProp));
 mdlDialog_dmsgsPrint(outStr2);
 }
 }
 }

[MSCE C++]获取元素属性的问题

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