From 2013877cbc85776fdad005864de6c6b70f8331d8 Mon Sep 17 00:00:00 2001
From: BDisp <bd.bdisp@gmail.com>
Date: Tue, 23 Jun 2020 20:55:49 +0100
Subject: [PATCH] Fixes #723 Views now are notified when they are added or
 removing.

---
 Terminal.Gui/Core/Responder.cs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Terminal.Gui/Core/Responder.cs b/Terminal.Gui/Core/Responder.cs
index 52fce4b21..c1294cb9e 100644
--- a/Terminal.Gui/Core/Responder.cs
+++ b/Terminal.Gui/Core/Responder.cs
@@ -163,6 +163,18 @@ namespace Terminal.Gui {
 			return false;
 		}
 
+		/// <summary>
+		/// Method invoked when a view is added.
+		/// </summary>
+		/// <param name="view">The view added.</param>
+		public virtual void OnAddedView (View view) { }
+
+		/// <summary>
+		/// Method invoked when a view being removing.
+		/// </summary>
+		/// <param name="view">The view being removing.</param>
+		public virtual void OnRemovingView (View view) { }
+
 		/// <summary>
 		/// Method invoked when a view gets focus.
 		/// </summary>