InstrumentSelector

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private InstrumentSelector instrumentSelector;
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private DependencyObject LoadXAML()
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{
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    // Note: pageContent (not demonstrated in this example) is the page content of the XAML
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    // Find the Instrument selector
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    instrumentSelector = LogicalTreeHelper.FindLogicalNode(pageContent, "instrumentSelector") as InstrumentSelector;
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    if (instrumentSelector != null)
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        instrumentSelector.InstrumentChanged += OnInstrumentChanged;
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}
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// This method is fired when our instrument selector changes instruments
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private void OnInstrumentChanged(object sender, EventArgs e)
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{
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    Instrument = sender as Cbi.Instrument;
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}
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// IInstrumentProvider member. Required if you want to use the instrument link mechanism in this Add On window
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public Cbi.Instrument Instrument
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{
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    get { return instrument; }
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    set
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    {
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        instrument = value;
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        if (instrumentSelector != null)
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            instrumentSelector.Instrument = value;
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        // Send instrument to other windows linked to the same color
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        PropagateInstrumentChange(value);
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    }
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}
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// NOTE: Don't forget to clean up resources and unsubscribe to events
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// Called by TabControl when tab is being removed or window is closed
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public override void Cleanup()
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{
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    // Clean up our resources
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    if (instrumentSelector != null)
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    {
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        instrumentSelector.InstrumentChanged -= OnInstrumentChanged;
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    }
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    base.Cleanup();