Support nfloat/NMath moving from System to ObjCRuntime

Add using statements so we can build with older or newer Xamarin.Mac.

https://github.com/xamarin/xamarin-macios/blob/f0ff01f5686e925abb5d68b6dcb52c35579595c4/dotnet/BreakingChanges.md

17 files changed, 17 insertions, 0 deletions

diff --git a/Xwt.XamMac/Xwt.Mac.CellViews/CanvasTableCell.cs b/Xwt.XamMac/Xwt.Mac.CellViews/CanvasTableCell.cs
index 566dd9b0..9676c639 100644
--- a/Xwt.XamMac/Xwt.Mac.CellViews/CanvasTableCell.cs
+++ b/Xwt.XamMac/Xwt.Mac.CellViews/CanvasTableCell.cs
@@ -26,6 +26,7 @@
 using System;
 using AppKit;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/BoxBackend.cs b/Xwt.XamMac/Xwt.Mac/BoxBackend.cs
index 53f12d33..a2cd4dcd 100644
--- a/Xwt.XamMac/Xwt.Mac/BoxBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/BoxBackend.cs
@@ -27,6 +27,7 @@
 using System;
 using AppKit;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/CanvasBackend.cs b/Xwt.XamMac/Xwt.Mac/CanvasBackend.cs
index 66204936..3e361758 100644
--- a/Xwt.XamMac/Xwt.Mac/CanvasBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/CanvasBackend.cs
@@ -28,6 +28,7 @@
 using System;
 using AppKit;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/ContextBackendHandler.cs b/Xwt.XamMac/Xwt.Mac/ContextBackendHandler.cs
index 005a143a..9627b32f 100644
--- a/Xwt.XamMac/Xwt.Mac/ContextBackendHandler.cs
+++ b/Xwt.XamMac/Xwt.Mac/ContextBackendHandler.cs
@@ -29,6 +29,7 @@ using System;
 using System.Collections.Generic;
 using AppKit;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 using Xwt.Drawing;
 
diff --git a/Xwt.XamMac/Xwt.Mac/DialogBackend.cs b/Xwt.XamMac/Xwt.Mac/DialogBackend.cs
index c163956a..446113aa 100644
--- a/Xwt.XamMac/Xwt.Mac/DialogBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/DialogBackend.cs
@@ -29,6 +29,7 @@ using System.Linq;
 using AppKit;
 using CoreGraphics;
 using Foundation;
+using ObjCRuntime;
 using Xwt.Backends;
 using Xwt.Drawing;
 
diff --git a/Xwt.XamMac/Xwt.Mac/FrameBackend.cs b/Xwt.XamMac/Xwt.Mac/FrameBackend.cs
index 199362cf..91b681c0 100644
--- a/Xwt.XamMac/Xwt.Mac/FrameBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/FrameBackend.cs
@@ -26,6 +26,7 @@
 using System;
 using AppKit;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 using Xwt.Drawing;
 
diff --git a/Xwt.XamMac/Xwt.Mac/GradientBackendHandler.cs b/Xwt.XamMac/Xwt.Mac/GradientBackendHandler.cs
index 2735fc02..7aaed1e8 100644
--- a/Xwt.XamMac/Xwt.Mac/GradientBackendHandler.cs
+++ b/Xwt.XamMac/Xwt.Mac/GradientBackendHandler.cs
@@ -27,6 +27,7 @@
 using System;
 using System.Collections.Generic;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/ListViewBackend.cs b/Xwt.XamMac/Xwt.Mac/ListViewBackend.cs
index 0566e606..c77258ce 100644
--- a/Xwt.XamMac/Xwt.Mac/ListViewBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/ListViewBackend.cs
@@ -33,6 +33,7 @@ using System.Linq;
 using AppKit;
 using CoreGraphics;
 using Foundation;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/MacDesktopBackend.cs b/Xwt.XamMac/Xwt.Mac/MacDesktopBackend.cs
index c52fa9a2..9920a12e 100644
--- a/Xwt.XamMac/Xwt.Mac/MacDesktopBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/MacDesktopBackend.cs
@@ -28,6 +28,7 @@ using System;
 using System.Collections.Generic;
 using AppKit;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/PanedBackend.cs b/Xwt.XamMac/Xwt.Mac/PanedBackend.cs
index a551ce06..16757b30 100644
--- a/Xwt.XamMac/Xwt.Mac/PanedBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/PanedBackend.cs
@@ -28,6 +28,7 @@ using System;
 using AppKit;
 using CoreGraphics;
 using Foundation;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/PathBackendHandler.cs b/Xwt.XamMac/Xwt.Mac/PathBackendHandler.cs
index 6427ba42..c719144b 100644
--- a/Xwt.XamMac/Xwt.Mac/PathBackendHandler.cs
+++ b/Xwt.XamMac/Xwt.Mac/PathBackendHandler.cs
@@ -26,6 +26,7 @@
 
 using System;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/PopoverBackend.cs b/Xwt.XamMac/Xwt.Mac/PopoverBackend.cs
index ea95fab3..395fdd39 100644
--- a/Xwt.XamMac/Xwt.Mac/PopoverBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/PopoverBackend.cs
@@ -30,6 +30,7 @@ using System.Collections.Generic;
 using AppKit;
 using CoreGraphics;
 using Foundation;
+using ObjCRuntime;
 using Xwt.Backends;
 using Xwt.Drawing;
 
diff --git a/Xwt.XamMac/Xwt.Mac/ScrollControlBackend.cs b/Xwt.XamMac/Xwt.Mac/ScrollControlBackend.cs
index f5c415d3..4d635ab0 100644
--- a/Xwt.XamMac/Xwt.Mac/ScrollControlBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/ScrollControlBackend.cs
@@ -27,6 +27,7 @@
 using System;
 using AppKit;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/ScrollViewBackend.cs b/Xwt.XamMac/Xwt.Mac/ScrollViewBackend.cs
index 58e0dbca..24fbc9a2 100644
--- a/Xwt.XamMac/Xwt.Mac/ScrollViewBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/ScrollViewBackend.cs
@@ -27,6 +27,7 @@
 using System;
 using AppKit;
 using CoreGraphics;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/TextLayoutBackendHandler.cs b/Xwt.XamMac/Xwt.Mac/TextLayoutBackendHandler.cs
index 844031f2..39700067 100644
--- a/Xwt.XamMac/Xwt.Mac/TextLayoutBackendHandler.cs
+++ b/Xwt.XamMac/Xwt.Mac/TextLayoutBackendHandler.cs
@@ -31,6 +31,7 @@ using AppKit;
 using CoreGraphics;
 using CoreText;
 using Foundation;
+using ObjCRuntime;
 using Xwt.Backends;
 using Xwt.Drawing;
 
diff --git a/Xwt.XamMac/Xwt.Mac/TreeViewBackend.cs b/Xwt.XamMac/Xwt.Mac/TreeViewBackend.cs
index c9d83a76..710677be 100644
--- a/Xwt.XamMac/Xwt.Mac/TreeViewBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/TreeViewBackend.cs
@@ -29,6 +29,7 @@ using System.Collections.Generic;
 using AppKit;
 using CoreGraphics;
 using Foundation;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac
diff --git a/Xwt.XamMac/Xwt.Mac/WindowFrameBackend.cs b/Xwt.XamMac/Xwt.Mac/WindowFrameBackend.cs
index 16c84b8a..d5bde8af 100644
--- a/Xwt.XamMac/Xwt.Mac/WindowFrameBackend.cs
+++ b/Xwt.XamMac/Xwt.Mac/WindowFrameBackend.cs
@@ -29,6 +29,7 @@ using System.Linq;
 using AppKit;
 using CoreGraphics;
 using Foundation;
+using ObjCRuntime;
 using Xwt.Backends;
 
 namespace Xwt.Mac