[Tizen] Add ImageButton handler (dotnet#261)

* [Tizen] Add ImageButton handler

* Add comment

src/Core/src/Handlers/ImageButton/ImageButtonHandler.Tizen.cs

@@ -1,19 +1,53 @@
 using System;
-using System.Collections.Generic;
-using System.Text;
-using ElmSharp;
 using TImage = Tizen.UIExtensions.ElmSharp.Image;
 
 namespace Microsoft.Maui.Handlers
 {
-	//TODO: Need to impl
-	public partial class ImageButtonHandler : ViewHandler<IImageButton, TImage>
+	public partial class ImageButtonHandler : ViewHandler<IImageButton, MauiImageButton>
 	{
-		protected override TImage CreateNativeView() => throw new NotImplementedException();
-
-		void OnSetImageSource(TImage? obj)
+		protected override MauiImageButton CreateNativeView()
 		{
-			throw new NotImplementedException();
+			_ = VirtualView ?? throw new InvalidOperationException($"{nameof(VirtualView)} must be set to create a ImageButton");
+			_ = NativeParent ?? throw new InvalidOperationException($"{nameof(NativeParent)} cannot be null");
+
+			var view = new MauiImageButton(NativeParent);
+			return view;
+		}
+
+		protected override void ConnectHandler(MauiImageButton nativeView)
+		{
+			nativeView.Clicked += OnClicked;
+			nativeView.Pressed += OnPressed;
+			nativeView.Released += OnReleased;
+			base.ConnectHandler(nativeView);
+		}
+
+		protected override void DisconnectHandler(MauiImageButton nativeView)
+		{
+			nativeView.Clicked -= OnClicked;
+			nativeView.Pressed -= OnPressed;
+			nativeView.Released -= OnReleased;
+			base.DisconnectHandler(nativeView);
+		}
+
+		private void OnReleased(object? sender, EventArgs e)
+		{
+			VirtualView?.Released();
+		}
+
+		private void OnPressed(object? sender, EventArgs e)
+		{
+			VirtualView?.Pressed();
+		}
+
+		private void OnClicked(object? sender, EventArgs e)
+		{
+			VirtualView?.Clicked();
+		}
+
+		void OnSetImageSource(TImage? img)
+		{
+			//Empty on purpose
 		}
 	}
 }

src/Core/src/Handlers/ImageButton/ImageButtonHandler.cs

@@ -50,9 +50,10 @@ public ImageButtonHandler(IPropertyMapper mapper) : base(mapper ?? Mapper)
 		IImage IImageHandler.TypedVirtualView => VirtualView;
 
 		NativeImageView IImageHandler.TypedNativeView =>
-#if __IOS__
+#if __IOS__ || TIZEN
 			NativeView.ImageView;
 #elif WINDOWS
+
 			NativeView.GetContent<NativeImageView>() ?? throw new InvalidOperationException("ImageButton did not contain an Image element.");
 #else
 			NativeView;

src/Core/src/Platform/Tizen/MauiImageButton.cs

@@ -0,0 +1,65 @@
+using System;
+using ElmSharp;
+using Tizen.UIExtensions.Common;
+using Tizen.UIExtensions.ElmSharp;
+using TButton = Tizen.UIExtensions.ElmSharp.Button;
+using TImage = Tizen.UIExtensions.ElmSharp.Image;
+
+namespace Microsoft.Maui
+{
+	public class MauiImageButton : Canvas
+	{
+		TImage _image;
+		TButton _button;
+
+		public MauiImageButton(EvasObject parent) : base(parent)
+		{
+			_image = new TImage(parent);
+			_button = new TButton(parent);
+
+			_button.Clicked += OnClicked;
+			_button.Pressed += OnPressed;
+			_button.Released += OnReleased;
+			_button.SetTransparentStyle();
+
+			Children.Add(_image);
+			_image.RaiseTop();
+
+			Children.Add(_button);
+			_button.SetTransparentStyle();
+			_button.RaiseTop();
+
+			LayoutUpdated += OnLayout;
+		}
+
+		public TImage ImageView
+		{
+			get => _image;
+		}
+
+		public event EventHandler? Clicked;
+		public event EventHandler? Pressed;
+		public event EventHandler? Released;
+
+		void OnReleased(object? sender, EventArgs e)
+		{
+			Released?.Invoke(this, EventArgs.Empty);
+		}
+
+		void OnPressed(object? sender, EventArgs e)
+		{
+			Pressed?.Invoke(this, EventArgs.Empty);
+		}
+
+		void OnClicked(object? sender, EventArgs e)
+		{
+			Clicked?.Invoke(this, EventArgs.Empty);
+		}
+
+		void OnLayout(object? sender, LayoutEventArgs e)
+		{
+			_button.Geometry = Geometry;
+			_image.Geometry = Geometry;
+		}
+	}
+}