Close the layer where the selected graphic element is located

[463017170]

	Acad::ErrorStatus es = Acad::eOk;
	ads_name ss;
	const TCHAR* szTempPrompts[2] = { _T("\n请选择需要关闭图层的对象<退出>:"), _T("") };
	if (acedSSGet(_T(":$:S"), szTempPrompts, NULL, NULL, ss) != RTNORM) { return; }
		ads_name ent;
		acedSSName(ss, 0, ent);
		AcDbObjectId id = AcDbObjectId::kNull;
		acdbGetObjectId(id, ent);
		AcDbEntity *pEnt = NULL;
		if (acdbOpenObject(pEnt, id, AcDb::kForRead) == Acad::eOk)
		{
			AcDbObjectId layerId = pEnt->layerId();
			ACHAR* layerName = pEnt->layer();
			AcDbLayerTable* pLayerTable;
			es = acdbHostApplicationServices()->workingDatabase()->getLayerTable(pLayerTable, AcDb::kForRead);
			if (es != Acad::eOk) {
				acutPrintf(_T("\n无法打开图层表。"));
				pEnt->close();
				return;
			}
			AcDbLayerTableRecord* pLayer;
			es = pLayerTable->getAt(layerName, pLayer, AcDb::kForWrite);
			if (es != Acad::eOk) {
				acutPrintf(_T("\n无法获取图层表记录。"));
				pLayerTable->close();
				pEnt->close();
				return;
			}
			// 关闭图层
			pLayer->setIsOff(Adesk::kFalse);
			es = pLayer->close();
			if (es != Acad::eOk) {
				acutPrintf(_T("\n无法关闭图层。"));
				pLayerTable->close();
				pEnt->close();
				return;
			}

			es = pLayerTable->close();
			if (es != Acad::eOk) {
				acutPrintf(_T("\n无法关闭图层表。"));
				pEnt->close();
				return;
			}
			pEnt->close();
		}