Revert AppCompatButton -> AButton

Author: jfversluis

Xamarin.Forms.Material.Android/MaterialButtonRenderer.cs

@@ -393,7 +393,7 @@ void IViewRenderer.MeasureExactly() =>
 		AView ITabStop.TabStop => this;
 
 		// IButtonLayoutRenderer
-		AButton IButtonLayoutRenderer.View => this;
+		AppCompatButton IButtonLayoutRenderer.View => this;
 
 		Button IButtonLayoutRenderer.Element => this.Element;
 

Xamarin.Forms.Platform.Android/AppCompat/ButtonRenderer.cs

@@ -220,7 +220,7 @@ event EventHandler<VisualElementChangedEventArgs> IButtonLayoutRenderer.ElementC
 			remove => ((IVisualElementRenderer)this).ElementChanged -= value;
 		}
 
-		AButton IButtonLayoutRenderer.View => Control;
+		AppCompatButton IButtonLayoutRenderer.View => Control;
 		bool IDisposedState.IsDisposed => _isDisposed;
 	}
 }

Xamarin.Forms.Platform.Android/AppCompat/RadioButtonRenderer.cs

@@ -388,9 +388,9 @@ void IOnCheckedChangeListener.OnCheckedChanged(CompoundButton buttonView, bool i
 			return _platformElementConfiguration;
 		}
 
-		AButton IButtonLayoutRenderer.View => this;
+		AppCompatButton IButtonLayoutRenderer.View => null;
 
 		Button IButtonLayoutRenderer.Element => this.Element;
 
 	}
-}
+}

Xamarin.Forms.Platform.Android/ButtonLayoutManager.cs

@@ -53,8 +53,8 @@ public ButtonLayoutManager(IButtonLayoutRenderer renderer,
 			_borderAdjustsPadding = borderAdjustsPadding;
 			_maintainLegacyMeasurements = maintainLegacyMeasurements;
 		}
-
-		AButton View => _renderer?.View;
+		
+		AButton View => _renderer?.View ?? _renderer as AButton;
 
 		Context Context => _renderer?.View?.Context;
 

Xamarin.Forms.Platform.Android/FastRenderers/ButtonRenderer.cs

@@ -10,7 +10,6 @@
 using Xamarin.Forms.PlatformConfiguration.AndroidSpecific;
 using AColor = Android.Graphics.Color;
 using AView = Android.Views.View;
-using AButton = Android.Widget.Button;
 
 namespace Xamarin.Forms.Platform.Android.FastRenderers
 {
@@ -361,7 +360,7 @@ void UpdateCharacterSpacing()
 			return _platformElementConfiguration;
 		}
 
-		AButton IButtonLayoutRenderer.View => this;
+		AppCompatButton IButtonLayoutRenderer.View => this;
 
 		Button IButtonLayoutRenderer.Element => this.Element;
 	}

Xamarin.Forms.Platform.Android/IButtonLayoutRenderer.cs

@@ -1,13 +1,12 @@
 using System;
 using Android.Support.V7.Widget;
-using AButton = Android.Widget.Button;
 
 namespace Xamarin.Forms.Platform.Android
 {
 	public interface IButtonLayoutRenderer
 	{
-		AButton View { get; }		
+		AppCompatButton View { get; }		
 		Button Element { get; }
 		event EventHandler<VisualElementChangedEventArgs> ElementChanged;
 	}
-}
+}