From cfd2be07eccae6aa975a19442717de79562317ec Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@gmail.com>
Date: Sat, 7 Jan 2017 19:50:41 +0100
Subject: [PATCH] Added LayoutUpdated event.

Fixes #825.
---
 src/Avalonia.Layout/Layoutable.cs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Avalonia.Layout/Layoutable.cs b/src/Avalonia.Layout/Layoutable.cs
index 7624928e4b..5abd6c52f7 100644
--- a/src/Avalonia.Layout/Layoutable.cs
+++ b/src/Avalonia.Layout/Layoutable.cs
@@ -154,6 +154,11 @@ namespace Avalonia.Layout
                 VerticalAlignmentProperty);
         }
 
+        /// <summary>
+        /// Occurs when a layout pass completes for the control.
+        /// </summary>
+        public event EventHandler LayoutUpdated;
+
         /// <summary>
         /// Gets or sets the width of the element.
         /// </summary>
@@ -357,6 +362,8 @@ namespace Avalonia.Layout
                 IsArrangeValid = true;
                 ArrangeCore(rect);
                 _previousArrange = rect;
+
+                LayoutUpdated?.Invoke(this, EventArgs.Empty);
             }
         }