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[Tizen] Add ImageButton handler (dotnet#261)
* [Tizen] Add ImageButton handler * Add comment
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src/Core/src/Handlers/ImageButton/ImageButtonHandler.Tizen.cs
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@@ -1,19 +1,53 @@ | ||
using System; | ||
using System.Collections.Generic; | ||
using System.Text; | ||
using ElmSharp; | ||
using TImage = Tizen.UIExtensions.ElmSharp.Image; | ||
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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(); | ||
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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"); | ||
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var view = new MauiImageButton(NativeParent); | ||
return view; | ||
} | ||
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protected override void ConnectHandler(MauiImageButton nativeView) | ||
{ | ||
nativeView.Clicked += OnClicked; | ||
nativeView.Pressed += OnPressed; | ||
nativeView.Released += OnReleased; | ||
base.ConnectHandler(nativeView); | ||
} | ||
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protected override void DisconnectHandler(MauiImageButton nativeView) | ||
{ | ||
nativeView.Clicked -= OnClicked; | ||
nativeView.Pressed -= OnPressed; | ||
nativeView.Released -= OnReleased; | ||
base.DisconnectHandler(nativeView); | ||
} | ||
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private void OnReleased(object? sender, EventArgs e) | ||
{ | ||
VirtualView?.Released(); | ||
} | ||
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private void OnPressed(object? sender, EventArgs e) | ||
{ | ||
VirtualView?.Pressed(); | ||
} | ||
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private void OnClicked(object? sender, EventArgs e) | ||
{ | ||
VirtualView?.Clicked(); | ||
} | ||
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void OnSetImageSource(TImage? img) | ||
{ | ||
//Empty on purpose | ||
} | ||
} | ||
} |
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@@ -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; | ||
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namespace Microsoft.Maui | ||
{ | ||
public class MauiImageButton : Canvas | ||
{ | ||
TImage _image; | ||
TButton _button; | ||
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public MauiImageButton(EvasObject parent) : base(parent) | ||
{ | ||
_image = new TImage(parent); | ||
_button = new TButton(parent); | ||
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_button.Clicked += OnClicked; | ||
_button.Pressed += OnPressed; | ||
_button.Released += OnReleased; | ||
_button.SetTransparentStyle(); | ||
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Children.Add(_image); | ||
_image.RaiseTop(); | ||
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Children.Add(_button); | ||
_button.SetTransparentStyle(); | ||
_button.RaiseTop(); | ||
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LayoutUpdated += OnLayout; | ||
} | ||
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public TImage ImageView | ||
{ | ||
get => _image; | ||
} | ||
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public event EventHandler? Clicked; | ||
public event EventHandler? Pressed; | ||
public event EventHandler? Released; | ||
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void OnReleased(object? sender, EventArgs e) | ||
{ | ||
Released?.Invoke(this, EventArgs.Empty); | ||
} | ||
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void OnPressed(object? sender, EventArgs e) | ||
{ | ||
Pressed?.Invoke(this, EventArgs.Empty); | ||
} | ||
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void OnClicked(object? sender, EventArgs e) | ||
{ | ||
Clicked?.Invoke(this, EventArgs.Empty); | ||
} | ||
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void OnLayout(object? sender, LayoutEventArgs e) | ||
{ | ||
_button.Geometry = Geometry; | ||
_image.Geometry = Geometry; | ||
} | ||
} | ||
} |