OnWindowDestroyed()

Definition

This method is called whenever a new NTWindow is destroyed. It will be called in the thread of that window. A window is destroyed either by the user closing the window, closing a workspace, or on a shut down of NinjaTrader.

This method will also be called on a recompile of the NinjaTrader.Custom project (e.g., when you compile an indicator, strategy, or add-on)

Method Return Value

This method does not return a value.

Syntax

OnWindowDestroyed(Window window)

Parameters

Parameter	Description
window	A Window object which is being removed from the workspace

Examples

1 public class MyWindowAddOn : AddOnBase
2 {
3     private NTMenuItem myMenuItem;
4     private NTMenuItem existingMenuItem;
5 
6     protected override void OnStateChange()
7     {
8         if (State == State.SetDefaults)
9         {
10             Description = "Our custom MyWindow add on";
11             Name = "MyWindow";
12         }
13     }
14 
15     // Will be called as a new NTWindow is destroyed. It will be called in the thread of that window
16     protected override void OnWindowDestroyed(Window window)
17     {
18         if (myMenuItem != null && window is ControlCenter)
19         {
20             if (existingMenuItem != null && existingMenuItem.Items.Contains(myMenuItem))
21                 existingMenuItem.Items.Remove(myMenuItem);
22 
23             myMenuItem.Click -= OnMenuItemClick;
24             myMenuItem = null;
25         }
26     }
27 }