97 lines
2.8 KiB
C#
97 lines
2.8 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.Handlers;
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using Microsoft.Maui.Platform;
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namespace Microsoft.Maui.Platform.Linux.Handlers;
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/// <summary>
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/// Handler for WebView control on Linux using WebKitGTK.
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/// </summary>
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public partial class WebViewHandler : ViewHandler<IWebView, SkiaWebView>
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{
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public static IPropertyMapper<IWebView, WebViewHandler> Mapper = new PropertyMapper<IWebView, WebViewHandler>(ViewHandler.ViewMapper)
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{
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[nameof(IWebView.Source)] = MapSource,
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};
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public static CommandMapper<IWebView, WebViewHandler> CommandMapper = new(ViewHandler.ViewCommandMapper)
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{
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[nameof(IWebView.GoBack)] = MapGoBack,
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[nameof(IWebView.GoForward)] = MapGoForward,
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[nameof(IWebView.Reload)] = MapReload,
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};
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public WebViewHandler() : base(Mapper, CommandMapper)
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{
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}
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public WebViewHandler(IPropertyMapper? mapper = null, 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 SkiaWebView CreatePlatformView()
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{
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return new SkiaWebView();
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}
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protected override void ConnectHandler(SkiaWebView platformView)
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{
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base.ConnectHandler(platformView);
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platformView.Navigating += OnNavigating;
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platformView.Navigated += OnNavigated;
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}
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protected override void DisconnectHandler(SkiaWebView platformView)
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{
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platformView.Navigating -= OnNavigating;
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platformView.Navigated -= OnNavigated;
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base.DisconnectHandler(platformView);
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}
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private void OnNavigating(object? sender, WebNavigatingEventArgs e)
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{
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// Forward to virtual view if needed
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}
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private void OnNavigated(object? sender, WebNavigatedEventArgs e)
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{
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// Forward to virtual view if needed
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}
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public static void MapSource(WebViewHandler handler, IWebView webView)
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{
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if (handler.PlatformView == null) return;
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var source = webView.Source;
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if (source is UrlWebViewSource urlSource)
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{
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handler.PlatformView.Source = urlSource.Url ?? "";
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}
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else if (source is HtmlWebViewSource htmlSource)
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{
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handler.PlatformView.Html = htmlSource.Html ?? "";
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}
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}
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public static void MapGoBack(WebViewHandler handler, IWebView webView, object? args)
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{
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handler.PlatformView?.GoBack();
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}
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public static void MapGoForward(WebViewHandler handler, IWebView webView, object? args)
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{
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handler.PlatformView?.GoForward();
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}
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public static void MapReload(WebViewHandler handler, IWebView webView, object? args)
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{
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handler.PlatformView?.Reload();
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}
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}
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