From eaa5716d6a7c27756de03e519f872c2fa28c39c0 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Thu, 29 Apr 2021 16:17:40 +0200
Subject: [PATCH] Fix editor viewport input when using ScreenSpace canvas in a
 prefab

---
 Source/Editor/Viewport/EditorViewport.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Source/Editor/Viewport/EditorViewport.cs b/Source/Editor/Viewport/EditorViewport.cs
index a1e2df86c..25fcbe4ce 100644
--- a/Source/Editor/Viewport/EditorViewport.cs
+++ b/Source/Editor/Viewport/EditorViewport.cs
@@ -974,7 +974,8 @@ namespace FlaxEditor.Viewport
                 // Get input buttons and keys (skip if viewport has no focus or mouse is over a child control)
                 bool useMouse = Mathf.IsInRange(_viewMousePos.X, 0, Width) && Mathf.IsInRange(_viewMousePos.Y, 0, Height);
                 _prevInput = _input;
-                if (ContainsFocus && GetChildAt(_viewMousePos, c => c.Visible) == null)
+                var hit = GetChildAt(_viewMousePos, c => c.Visible && !(c is CanvasRootControl));
+                if (ContainsFocus && hit == null)
                     _input.Gather(win.Window, useMouse);
                 else
                     _input.Clear();