API Documentation

Category Description

Open/Resume price indications for stocks halted or delayed at open containing high/low price range.

Category Identification

pNxCoreMessage->coreData.Category.pnxStringCategory->Atom 64
pNxCoreMessage->coreData.Category.pnxStringCategory->String PriceIndication

Update Time and Frequency

Approximate Time Info
Occasional Updates Occasional updates throughout the day

Category Fields | 4

Index FieldName FieldType C Code Info
0 Type NxCFT_STRING_IDX pnxFields[0].data.stringTableItem Flags such as Normal, Range, etc, from table table_NxST_OPENINDICATIONTYPE.html
1 High NxCFT_PRICE pnxFields[1].data.nxPrice The high of the range of indicated prices
2 Low NxCFT_PRICE pnxFields[2].data.nxPrice The low of the range of indicated prices
3 LastTrade NxCFT_PRICE pnxFields[3].data.nxPrice Last trade, if known

Code Sample from CategoryDumper project:

void onNxCoreCategory_64(const NxCoreMessage *pNxCoreMsg)
{
     NxCategoryField *pField;
			 
     // Print the category num and the Symbol
     PrintSymbol(pNxCoreMsg);
 			 
     pField=&pNxCoreMsg->coreData.Category.pnxFields[0];		 
     if (pField->Set)
     {
         printf("Type:  Table - %d  Reason - ",
                pField->data.stringTableItem.ixTable);
 			 
         // See table_NxST_OPENINDICATIONTYPE.html
         switch(pField->data.stringTableItem.idString)
         {
             case 0:printf("Clear \n");break;
             case 1:printf("Normal \n");break;
             case 2:printf("New \n");break;
             case 3:printf("Correcting \n");break;
             case 4:printf("Cancel \n");break;
             case 5:printf("Range \n");break;
         }
     }
 			 
     pField=&pNxCoreMsg->coreData.Category.pnxFields[1];
     if (pField->Set)
         printf("High: %0.4f \n",
                pfNxCorePriceToDouble(pField->data.nxPrice.Price,
                                    p  Field->data.nxPrice.PriceType));
 			 
     pField=&pNxCoreMsg->coreData.Category.pnxFields[2];
     if (pField->Set)
         printf("Low: %0.4f \n",
                pfNxCorePriceToDouble(pField->data.nxPrice.Price,
                                      pField->data.nxPrice.PriceType));
 			 
     pField=&pNxCoreMsg->coreData.Category.pnxFields[3];
     if (pField->Set)
         printf("Last Trade: %0.4f \n",
                pfNxCorePriceToDouble(pField->data.nxPrice.Price,
                                      pField->data.nxPrice.PriceType));
}