114 lines
5.1 KiB
C#
114 lines
5.1 KiB
C#
// <copyright file="WindowsWebView.cs" company="Microsoft Corporation">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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namespace Microsoft.MixedReality.WebView
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{
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using System;
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using UnityEngine;
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using AOT;
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using System.Runtime.InteropServices;
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internal class WindowsWebView : BaseWebView, IWithVirtualHost, IWithSystemFocusCapture, IWithExtendedEvents, IWithPermissionSettings
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{
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private event WebView_OnPermissionSettingFound permissionSettingFound;
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public event WebView_OnNavigationStarting NavigationStarting;
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public event WebView_OnNavigationCompleted NavigationCompleted;
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public event WebView_OnDocumentTitleChanged DocumentTitleChanged;
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public event WebView_OnPermissionRequested PermissionRequested;
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public WindowsWebView(GameObject gameObject, int width, int height, string parentHWNDHint)
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: base(gameObject, width, height, parentHWNDHint)
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{
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WebViewNative.SetNavigationStartingCallback(InstanceId, OnNavigationStarting);
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WebViewNative.SetNavigationCompletedCallback(InstanceId, OnNavigationCompleted);
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WebViewNative.SetDocumentTitleChangedCallback(InstanceId, OnDocumentTitleChanged);
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WebViewNative.SetPermissionRequestedCallback(InstanceId, OnPermissionRequested);
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}
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public void SetVirtualHostMapping(string hostName, string folderPath)
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{
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WebViewNative.SetVirtualHostMapping(InstanceId, hostName, folderPath);
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}
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public void ReleaseFocus()
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{
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WebViewNative.ReleaseFocus(InstanceId);
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}
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public void GetNonDefaultPermissionSettings(WebView_OnPermissionSettingFound settingFoundCallback)
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{
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permissionSettingFound = settingFoundCallback;
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WebViewNative.GetNonDefaultPermissionSettings(InstanceId, OnPermissionSettingFound);
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}
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public void SetPermissionState(string origin, WebViewPermissionKind kind, WebViewPermissionState state)
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{
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WebViewNative.SetPermissionState(InstanceId, origin, (int)kind, (int)state);
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}
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[MonoPInvokeCallback(typeof(WebViewNative.NavigationStartingDelegate))]
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private static void OnNavigationStarting(IntPtr instanceId, Int64 navigationId, string uri)
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{
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WindowsWebView webView = WebViewSystem.FindWebView(instanceId) as WindowsWebView;
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if (webView != null)
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{
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webView.UnityGameThreadContext.Post(_ => webView.NavigationStarting?.Invoke(navigationId, uri), null);
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}
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}
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[MonoPInvokeCallback(typeof(WebViewNative.NavigationCompletedDelegate))]
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private static void OnNavigationCompleted(IntPtr instanceId, Int64 navigationId, bool succeeded)
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{
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WindowsWebView webView = WebViewSystem.FindWebView(instanceId) as WindowsWebView;
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if (webView != null)
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{
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webView.UnityGameThreadContext.Post(_ => webView.NavigationCompleted?.Invoke(navigationId, succeeded), null);
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}
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}
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[MonoPInvokeCallback(typeof(WebViewNative.DocumentTitleChanged))]
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private static void OnDocumentTitleChanged(IntPtr instanceId, string newTitle)
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{
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WindowsWebView webView = WebViewSystem.FindWebView(instanceId) as WindowsWebView;
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if (webView != null)
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{
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webView.UnityGameThreadContext.Post(_ => webView.DocumentTitleChanged?.Invoke(newTitle), null);
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}
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}
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[MonoPInvokeCallback(typeof(WebViewNative.NonDefaultPermissionSettingEnumDelegate))]
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private static void OnPermissionSettingFound(IntPtr instanceId, string origin, int kind, int state, bool enumerationComplete)
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{
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WindowsWebView webView = WebViewSystem.FindWebView(instanceId) as WindowsWebView;
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if (webView != null)
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{
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webView.UnityGameThreadContext.Post(_ => webView.permissionSettingFound?.Invoke(origin, (WebViewPermissionKind)kind, (WebViewPermissionState)state, enumerationComplete), null);
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}
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}
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[MonoPInvokeCallback(typeof(WebViewNative.PermissionRequestedDelegate))]
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private static bool OnPermissionRequested(IntPtr instanceId, string origin, bool userInitiated, int kind, IntPtr state)
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{
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bool handled = false;
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WindowsWebView webView = WebViewSystem.FindWebView(instanceId) as WindowsWebView;
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if (webView != null)
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{
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WebViewPermissionState localState = WebViewPermissionState.Default;
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// We send move this to the Unity game thread synchronously because we need to see the 'handled' and 'state' properties before the native handler exits.
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webView.UnityGameThreadContext.Send(_ => webView.PermissionRequested?.Invoke(origin, userInitiated, (WebViewPermissionKind)kind, ref localState, ref handled), null);
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if (handled)
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{
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Marshal.WriteInt32(state, (int)localState);
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}
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}
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return handled;
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}
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}
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}
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