IDesignerEventService.SelectionChanged Event    
Definition
Important
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Occurs when the current design-view selection changes.
public:
 event EventHandler ^ SelectionChanged;
	event EventHandler SelectionChanged;
	member this.SelectionChanged : EventHandler 
	Event SelectionChanged As EventHandler 
	Event Type
Remarks
This selection changed event can result from the user changing the selection in the currently active document, or from the user switching to a new document.