Removing a subview now sets that subview’s parent to null

Demo/AppDelegate.cs

@@ -1,7 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-
 using MonoTouch.Foundation;
 using MonoTouch.UIKit;
 
@@ -11,11 +7,10 @@ namespace Demo
 	// User Interface of the application, as well as listening (and optionally responding) to 
 	// application events from iOS.
 	[Register ("AppDelegate")]
-	public partial class AppDelegate : UIApplicationDelegate
+	public class AppDelegate : UIApplicationDelegate
 	{
 		// class-level declarations
-		UINavigationController navigationController;
-		UIWindow window;
+		UIWindow _window;
 
 		//
 		// This method is invoked when the application has loaded and is ready to run. In this 
@@ -26,18 +21,13 @@ public partial class AppDelegate : UIApplicationDelegate
 		//
 		public override bool FinishedLaunching(UIApplication app, NSDictionary options)
 		{
-			window = new UIWindow(UIScreen.MainScreen.Bounds);
-
-			/*
-			var controller = new MainViewController();
-			navigationController = new UINavigationController(controller);
-			window.RootViewController = navigationController;
-			*/
-
-			window.RootViewController = new FullScreenDemo();
+			_window = new UIWindow(UIScreen.MainScreen.Bounds)
+			{
+				RootViewController = new FullScreenDemo()
+			};
 
 			// make the window visible
-			window.MakeKeyAndVisible();
+			_window.MakeKeyAndVisible();
 
 			return true;
 		}

Demo/Demo.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -104,7 +104,7 @@
     <Compile Include="RecalculateLayoutDemo.cs" />
     <Compile Include="FullScreenDemo.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
+  <Import Project="$(MSBuildExtensionsPath)\Xamarin\iOS\Xamarin.MonoTouch.CSharp.targets" />
   <ItemGroup>
     <BundleResource Include="Resources\chrome_topten.png" />
     <BundleResource Include="Resources\tts512.png" />

Demo/Demo1.cs

@@ -1,15 +1,11 @@
-using System;
 using System.Drawing;
-using System.Collections.Generic;
 
 using MonoTouch.UIKit;
-using MonoTouch.Foundation;
-
 using XibFree;
 
 namespace Demo
 {
-	public partial class Demo1 : UITableViewController
+	public sealed class Demo1 : UITableViewController
 	{
 		public Demo1()
 		{
@@ -25,7 +21,7 @@ public override void LoadView()
 				SubViews = new View[] 
 				{
 					// A NativeView contains an iOS UIView
-					new NativeView()
+					new NativeView
 					{
 						// This is the UIView
 						View = new UIView(RectangleF.Empty)
@@ -35,33 +31,33 @@ public override void LoadView()
 						},
 
 						// This controls how it's laid out by its parent view group (in this case the outer linear layout)
-						LayoutParameters = new LayoutParameters()
+						LayoutParameters = new LayoutParameters
 						{
-							Width = AutoSize.FillParent,
-							Height = 50,
+							Width = Dimension.FillParent,
+							Height = Dimension.Absolute(50),
 						},
 					},
 
 					// A second view that will be stacked below the first
-					new NativeView()
+					new NativeView
 					{
 						View = new UIView(RectangleF.Empty)
 						{
 							BackgroundColor = UIColor.Blue,
 						},
 
-						LayoutParameters = new LayoutParameters()
+						LayoutParameters = new LayoutParameters
 						{
-							Width = AutoSize.FillParent,
-							Height = 50,
+							Width = Dimension.FillParent,
+							Height = Dimension.Absolute(50),
 						},
-					},
+					}
 				},
 			};
 
 			// We've now defined our layout, to actually use it we simply create a UILayoutHost control and pass it the layout
-			this.View = new XibFree.UILayoutHost(layout);
-			this.View.BackgroundColor=UIColor.Gray;
+			View = new UILayoutHost(layout);
+			View.BackgroundColor=UIColor.Gray;
 		}
 	}
 }

Demo/FrameLayoutDemo.cs

@@ -1,100 +1,79 @@
 using System;
-using System.Drawing;
-using System.Collections.Generic;
-
 using MonoTouch.UIKit;
-using MonoTouch.Foundation;
-
 using XibFree;
 
 namespace Demo
 {
-	public partial class FrameLayoutDemo : UITableViewController
+	public sealed class FrameLayoutDemo : UITableViewController
 	{
 		public FrameLayoutDemo()
 		{
 			Title = "FrameLayout";
-
-			// Custom initialization
-		}
-
-		public override void DidReceiveMemoryWarning()
-		{
-			// Releases the view if it doesn't have a superview.
-			base.DidReceiveMemoryWarning();
-
-			// Release any cached data, images, etc that aren't in use.
 		}
 
 		[Obsolete ("Deprecated in iOS6. Replace it with both GetSupportedInterfaceOrientations and PreferredInterfaceOrientationForPresentation")]
 		public override bool ShouldAutorotateToInterfaceOrientation(UIInterfaceOrientation toInterfaceOrientation)
 		{
 			return true;
 		}
-
-		public override void ViewDidLoad()
-		{
-			base.ViewDidLoad();
-		}
 
 		public override void LoadView()
 		{
 
 			// Frame layouts allow subviews that overlap each other
-			var layout = new FrameLayout()
+			var layout = new FrameLayout
 			{
 				Padding = new UIEdgeInsets(10,10,10,10),
 				SubViews = new View[]
 				{
-					new NativeView()
+					new NativeView
 					{
-						View = new UIView()
+						View = new UIView
 						{
 							BackgroundColor = UIColor.FromRGBA(255,0,0,128),
 						},
-						LayoutParameters = new LayoutParameters()
+						LayoutParameters = new LayoutParameters
 						{
-							Width = AutoSize.FillParent,
-							Height = AutoSize.FillParent,
+							Width = Dimension.FillParent,
+							Height = Dimension.FillParent,
 						}
 					},
 
-					new NativeView()
+					new NativeView
 					{
-						View = new UIView()
+						View = new UIView
 						{
 							BackgroundColor = UIColor.FromRGBA(0,0,255,128),
 						},
-						LayoutParameters = new LayoutParameters()
+						LayoutParameters = new LayoutParameters
 						{
-							Width = AutoSize.FillParent,
-							Height = 100,
+							Width = Dimension.FillParent,
+							Height = Dimension.Absolute(100),
 							Margins = new UIEdgeInsets(10,10,10,10),
 							Gravity = Gravity.Bottom,
 						}
 					},
 
-					new NativeView()
+					new NativeView
 					{
-						View = new UIView()
+						View = new UIView
 						{
 							BackgroundColor = UIColor.FromRGBA(0,0,0,128),
 						},
-						LayoutParameters = new LayoutParameters()
+						LayoutParameters = new LayoutParameters
 						{
-							Width = AutoSize.FillParent,
-							Height = 80,
+							Width = Dimension.FillParent,
+							Height = Dimension.Absolute(80),
 							Margins = new UIEdgeInsets(10,-10,10,-10),
 							Gravity = Gravity.CenterVertical,
 						}
 					}
 				},
 			};
 
-
 			// We've now defined our layout, to actually use it we simply create a UILayoutHost control and pass it the layout
-			this.View = new XibFree.UILayoutHost(layout);
-			this.View.BackgroundColor=UIColor.Gray;
+			View = new UILayoutHost(layout);
+			View.BackgroundColor=UIColor.Gray;
 		}
 	}
 }