NewsItems
<< Click to Display Table of Contents >> NewsItems |
NewsItems can be used to store news articles.
Items |
Collection of NewsEventArgs representing news articles |
NewsToMaintain |
An int representing the number of articles to maintain |
Update() |
For storing news articles |
NewsItems
/* Example of storing and accessing news items from an Add On. The concept can be carried over to any NinjaScript object you may be working on. */ public class MyAddOnTab : NTTabPage { private NewsSubscription newsSubscription; private NewsItems newsItems;
public MyAddOnTab() { // Subscribe to news newsSubscription = new NewsSubscription(); newsSubscription.Update += OnNews; newsItems = new NewsItems(10);
// Print news PrintNews(newsItems); }
// This method is fired as new News events come in. Old News events are not provided when you subscribe. private void OnNews(object sender, NewsEventArgs e) { // Store the news items newsItems.Update(e); }
// Loop through the stored news articles and output them private void PrintNews(NewsItems news) { for (int x = 0; x < news.Items.Count; x++) { NinjaTrader.Code.Output.Process(string.Format("ID: {0} News Provider: {1} Headline: {2}", news.Items[x].Id, news.Items[x].NewsProvider, news.Items[x].Headline), PrintTo.OutputTab1); } }
// Called by TabControl when tab is being removed or window is closed public override void Cleanup() { // Make sure to unsubscribe to the News subscription if (newsSubscription != null) newsSubscription.Update -= OnNews; }
// Other required NTTabPage members left out for demonstration purposes. Be sure to add them in your own code. } |