92 lines
3.1 KiB
C#
92 lines
3.1 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.Handlers;
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using Microsoft.Maui.Graphics;
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using SkiaSharp;
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namespace Microsoft.Maui.Platform.Linux.Handlers;
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/// <summary>
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/// Handler for FlyoutPage on Linux using Skia rendering.
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/// Maps IFlyoutView interface to SkiaFlyoutPage platform view.
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/// </summary>
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public partial class FlyoutPageHandler : ViewHandler<IFlyoutView, SkiaFlyoutPage>
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{
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public static IPropertyMapper<IFlyoutView, FlyoutPageHandler> Mapper = new PropertyMapper<IFlyoutView, FlyoutPageHandler>(ViewHandler.ViewMapper)
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{
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[nameof(IFlyoutView.IsPresented)] = MapIsPresented,
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[nameof(IFlyoutView.FlyoutWidth)] = MapFlyoutWidth,
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[nameof(IFlyoutView.IsGestureEnabled)] = MapIsGestureEnabled,
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[nameof(IFlyoutView.FlyoutBehavior)] = MapFlyoutBehavior,
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};
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public static CommandMapper<IFlyoutView, FlyoutPageHandler> CommandMapper = new(ViewHandler.ViewCommandMapper)
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{
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};
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public FlyoutPageHandler() : base(Mapper, CommandMapper)
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{
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}
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public FlyoutPageHandler(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 SkiaFlyoutPage CreatePlatformView()
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{
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return new SkiaFlyoutPage();
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}
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protected override void ConnectHandler(SkiaFlyoutPage platformView)
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{
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base.ConnectHandler(platformView);
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platformView.IsPresentedChanged += OnIsPresentedChanged;
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}
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protected override void DisconnectHandler(SkiaFlyoutPage platformView)
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{
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platformView.IsPresentedChanged -= OnIsPresentedChanged;
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platformView.Flyout = null;
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platformView.Detail = null;
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base.DisconnectHandler(platformView);
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}
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private void OnIsPresentedChanged(object? sender, EventArgs e)
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{
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// Sync back to the virtual view
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}
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public static void MapIsPresented(FlyoutPageHandler handler, IFlyoutView flyoutView)
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{
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if (handler.PlatformView is null) return;
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handler.PlatformView.IsPresented = flyoutView.IsPresented;
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}
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public static void MapFlyoutWidth(FlyoutPageHandler handler, IFlyoutView flyoutView)
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{
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if (handler.PlatformView is null) return;
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handler.PlatformView.FlyoutWidth = (float)flyoutView.FlyoutWidth;
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}
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public static void MapIsGestureEnabled(FlyoutPageHandler handler, IFlyoutView flyoutView)
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{
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if (handler.PlatformView is null) return;
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handler.PlatformView.GestureEnabled = flyoutView.IsGestureEnabled;
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}
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public static void MapFlyoutBehavior(FlyoutPageHandler handler, IFlyoutView flyoutView)
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{
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if (handler.PlatformView is null) return;
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handler.PlatformView.FlyoutLayoutBehavior = flyoutView.FlyoutBehavior switch
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{
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Microsoft.Maui.FlyoutBehavior.Disabled => FlyoutLayoutBehavior.Default,
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Microsoft.Maui.FlyoutBehavior.Flyout => FlyoutLayoutBehavior.Popover,
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Microsoft.Maui.FlyoutBehavior.Locked => FlyoutLayoutBehavior.Split,
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_ => FlyoutLayoutBehavior.Default
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};
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}
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}
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