From 4e5cee4378ffe093e37e794833f463461ede5270 Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@gmail.com>
Date: Tue, 4 Aug 2015 00:38:59 +0200
Subject: [PATCH] Don't add Panel Logical children twice!

---
 Perspex.Controls/Panel.cs                      |  1 -
 Tests/Perspex.Controls.UnitTests/PanelTests.cs | 12 ++++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/Perspex.Controls/Panel.cs b/Perspex.Controls/Panel.cs
index 2a35bb7267..170c8fa3e6 100644
--- a/Perspex.Controls/Panel.cs
+++ b/Perspex.Controls/Panel.cs
@@ -57,7 +57,6 @@ namespace Perspex.Controls
                 this.ClearVisualChildren();
                 this.children.Clear();
                 this.children.AddRange(value);
-                this.LogicalChildren.AddRange(value);
             }
         }
 
diff --git a/Tests/Perspex.Controls.UnitTests/PanelTests.cs b/Tests/Perspex.Controls.UnitTests/PanelTests.cs
index d2c7c4d880..9d3dce7a7e 100644
--- a/Tests/Perspex.Controls.UnitTests/PanelTests.cs
+++ b/Tests/Perspex.Controls.UnitTests/PanelTests.cs
@@ -84,6 +84,18 @@ namespace Perspex.Controls.UnitTests
             Assert.Null(child2.GetLogicalParent());
         }
 
+        [Fact]
+        public void Setting_Children_Should_Make_Controls_Appear_In_Panel_Children()
+        {
+            var panel = new Panel();
+            var child = new Control();
+
+            panel.Children = new Controls { child };
+
+            Assert.Equal(new[] { child }, panel.Children);
+            Assert.Equal(new[] { child }, panel.GetLogicalChildren());
+        }
+
         [Fact]
         public void Child_Control_Should_Appear_In_Panel_Children()
         {