From 08976e81c7ca4cc23086beeb561f179ea0c9ffba Mon Sep 17 00:00:00 2001
From: Keroosha <mr.dead.toast@gmail.com>
Date: Sat, 14 Sep 2019 03:09:48 +0300
Subject: [PATCH] Use screen bounds if woking area is empty

---
 .../Primitives/PopupPositioning/ManagedPopupPositioner.cs   | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/Avalonia.Controls/Primitives/PopupPositioning/ManagedPopupPositioner.cs b/src/Avalonia.Controls/Primitives/PopupPositioning/ManagedPopupPositioner.cs
index d428952bb9..07348cdf78 100644
--- a/src/Avalonia.Controls/Primitives/PopupPositioning/ManagedPopupPositioner.cs
+++ b/src/Avalonia.Controls/Primitives/PopupPositioning/ManagedPopupPositioner.cs
@@ -100,6 +100,12 @@ namespace Avalonia.Controls.Primitives.PopupPositioning
                                    ?? screens.FirstOrDefault(s => s.Bounds.Contains(parentGeometry.TopLeft))
                                    ?? screens.FirstOrDefault(s => s.Bounds.Intersects(parentGeometry))
                                    ?? screens.FirstOrDefault();
+
+                if (targetScreen != null && targetScreen.WorkingArea.IsEmpty)
+                {
+                    return targetScreen.Bounds;
+                }
+                
                 return targetScreen?.WorkingArea
                        ?? new Rect(0, 0, double.MaxValue, double.MaxValue);
             }