From 3cdc4ae467e308bac2947521ccb3bb49a57070bb Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Fri, 7 Dec 2018 20:22:42 +0000
Subject: [PATCH 1/2] Fixes OSX 10.14.2

---
 native/Avalonia.Native/src/OSX/gl.mm | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/native/Avalonia.Native/src/OSX/gl.mm b/native/Avalonia.Native/src/OSX/gl.mm
index a62098a074..083adc927d 100644
--- a/native/Avalonia.Native/src/OSX/gl.mm
+++ b/native/Avalonia.Native/src/OSX/gl.mm
@@ -208,9 +208,8 @@ public:
     
     virtual ~AvnGlRenderingSession()
     {
-        glFlush();
         [_context flushBuffer];
-        [_context setView:nil];
+        [NSOpenGLContext clearCurrentContext];
         CGLUnlockContext([_context CGLContextObj]);
         [_view unlockFocus];
     }
@@ -241,9 +240,8 @@ public:
         auto gl = _context;
         CGLLockContext([_context CGLContextObj]);
         [gl setView: _view];
+        [gl update];
         [gl makeCurrentContext];
-        auto frame = [_view frame];
-        
         *ret = new AvnGlRenderingSession(_window, _view, gl);
         return S_OK;
     }

From a803e8bd7bbb4b5cc5ff7c7536804345359eee5d Mon Sep 17 00:00:00 2001
From: Andrey Kunchev <donandren@gmail.com>
Date: Fri, 7 Dec 2018 09:35:10 +0200
Subject: [PATCH 2/2] improve button click fixes #2148

---
 src/Avalonia.Controls/Button.cs | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/Avalonia.Controls/Button.cs b/src/Avalonia.Controls/Button.cs
index 1f3fcbafb3..d485924885 100644
--- a/src/Avalonia.Controls/Button.cs
+++ b/src/Avalonia.Controls/Button.cs
@@ -253,10 +253,8 @@ namespace Avalonia.Controls
                 IsPressed = false;
                 e.Handled = true;
 
-                var hittest = this.GetVisualsAt(e.GetPosition(this));
-
                 if (ClickMode == ClickMode.Release &&
-                    hittest.Any(c => c == this || (c as IStyledElement)?.TemplatedParent == this))
+                    this.GetVisualsAt(e.GetPosition(this)).Any(c => this == c || this.IsVisualAncestorOf(c)))
                 {
                     OnClick();
                 }