130 lines
4.0 KiB
C#
130 lines
4.0 KiB
C#
// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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using Microsoft.Maui.Controls;
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using Microsoft.Maui.Graphics;
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using Microsoft.Maui.Handlers;
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using Microsoft.Maui.Primitives;
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namespace Microsoft.Maui.Platform.Linux.Handlers;
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/// <summary>
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/// Linux handler for CheckBox control.
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/// </summary>
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public class CheckBoxHandler : ViewHandler<ICheckBox, SkiaCheckBox>
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{
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public static IPropertyMapper<ICheckBox, CheckBoxHandler> Mapper = new PropertyMapper<ICheckBox, CheckBoxHandler>(ViewHandler.ViewMapper)
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{
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["IsChecked"] = MapIsChecked,
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["Foreground"] = MapForeground,
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["Background"] = MapBackground,
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["IsEnabled"] = MapIsEnabled,
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["VerticalLayoutAlignment"] = MapVerticalLayoutAlignment,
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["HorizontalLayoutAlignment"] = MapHorizontalLayoutAlignment
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};
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public static CommandMapper<ICheckBox, CheckBoxHandler> CommandMapper = new(ViewHandler.ViewCommandMapper);
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public CheckBoxHandler() : base(Mapper, CommandMapper)
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{
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}
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public CheckBoxHandler(IPropertyMapper? mapper, CommandMapper? commandMapper = null)
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: base(mapper ?? Mapper, commandMapper ?? CommandMapper)
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{
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}
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protected override SkiaCheckBox CreatePlatformView()
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{
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return new SkiaCheckBox();
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}
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protected override void ConnectHandler(SkiaCheckBox platformView)
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{
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base.ConnectHandler(platformView);
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platformView.CheckedChanged += OnCheckedChanged;
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}
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protected override void DisconnectHandler(SkiaCheckBox platformView)
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{
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platformView.CheckedChanged -= OnCheckedChanged;
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base.DisconnectHandler(platformView);
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}
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private void OnCheckedChanged(object? sender, CheckedChangedEventArgs e)
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{
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if (VirtualView != null && VirtualView.IsChecked != e.IsChecked)
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{
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VirtualView.IsChecked = e.IsChecked;
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}
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}
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public static void MapIsChecked(CheckBoxHandler handler, ICheckBox checkBox)
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{
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if (handler.PlatformView != null)
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{
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handler.PlatformView.IsChecked = checkBox.IsChecked;
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}
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}
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public static void MapForeground(CheckBoxHandler handler, ICheckBox checkBox)
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{
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if (handler.PlatformView != null)
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{
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if (checkBox.Foreground is SolidPaint solidPaint && solidPaint.Color != null)
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{
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handler.PlatformView.CheckColor = solidPaint.Color.ToSKColor();
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}
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}
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}
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public static void MapBackground(CheckBoxHandler handler, ICheckBox checkBox)
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{
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if (handler.PlatformView != null)
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{
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if (checkBox.Background is SolidPaint solidPaint && solidPaint.Color != null)
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{
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handler.PlatformView.BackgroundColor = solidPaint.Color;
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}
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}
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}
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public static void MapIsEnabled(CheckBoxHandler handler, ICheckBox checkBox)
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{
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if (handler.PlatformView != null)
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{
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handler.PlatformView.IsEnabled = checkBox.IsEnabled;
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}
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}
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public static void MapVerticalLayoutAlignment(CheckBoxHandler handler, ICheckBox checkBox)
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{
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if (handler.PlatformView != null)
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{
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handler.PlatformView.VerticalOptions = (int)checkBox.VerticalLayoutAlignment switch
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{
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1 => LayoutOptions.Start,
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2 => LayoutOptions.Center,
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3 => LayoutOptions.End,
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0 => LayoutOptions.Fill,
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_ => LayoutOptions.Fill
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};
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}
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}
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public static void MapHorizontalLayoutAlignment(CheckBoxHandler handler, ICheckBox checkBox)
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{
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if (handler.PlatformView != null)
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{
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handler.PlatformView.HorizontalOptions = (int)checkBox.HorizontalLayoutAlignment switch
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{
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1 => LayoutOptions.Start,
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2 => LayoutOptions.Center,
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3 => LayoutOptions.End,
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0 => LayoutOptions.Fill,
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_ => LayoutOptions.Start
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};
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}
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}
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}
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