feat: allow defining RequestContext params

Author: jodett

CefSharp.OutOfProcess.BrowserProcess/BrowserProcessHandler.cs

@@ -44,7 +44,7 @@ protected override void Dispose(bool disposing)
         {
             base.Dispose(disposing);
 
-            if(disposing)
+            if (disposing)
             {
                 _jsonRpc?.Dispose();
                 _jsonRpc = null;
@@ -87,13 +87,23 @@ Task IOutOfProcessClientRpc.CloseHost()
             });
         }
 
-        Task IOutOfProcessClientRpc.CreateBrowser(IntPtr parentHwnd, string url, int id)
+        Task IOutOfProcessClientRpc.CreateBrowser(IntPtr parentHwnd, string url, int id, IDictionary<string, object> requestContextPreferences)
         {
             //Debugger.Break();
 
             return CefThread.ExecuteOnUiThread(() =>
             {
-                var browser = new OutOfProcessChromiumWebBrowser(_outOfProcessServer, id, url);
+                IRequestContext requestContext = null;
+                if (requestContextPreferences != null)
+                {
+                    requestContext = new RequestContext();
+                    foreach (KeyValuePair<string, object> pref in requestContextPreferences)
+                    {
+                        requestContext.SetPreference(pref.Key, pref.Value, out _);
+                    }
+                }
+
+                var browser = new OutOfProcessChromiumWebBrowser(_outOfProcessServer, id, url, requestContext);
 
                 var windowInfo = new WindowInfo();
                 windowInfo.WindowName = "CefSharpBrowserProcess";
@@ -124,5 +134,47 @@ void IOutOfProcessClientRpc.SetFocus(int browserId, bool focus)
 
             browser?.GetBrowserHost().SetFocus(focus);
         }
+
+        /// <summary>
+        /// <param name="browserId">The browser id.</param>
+        /// <param name="preferences">The preferences.</param>
+        /// </summary>
+        void IOutOfProcessClientRpc.UpdateRequestContextPreferences(int browserId, IDictionary<string, object> preferences)
+        {
+            var browser = _browsers.FirstOrDefault(x => x.Id == browserId);
+
+            CefThread.ExecuteOnUiThread(() =>
+            {
+                if (browser.GetRequestContext() is IRequestContext requestContext)
+                {
+                    foreach (KeyValuePair<string, object> pref in preferences)
+                    {
+                        requestContext?.SetPreference(pref.Key, pref.Value, out _);
+                    }
+                }
+
+                return true;
+            });
+        }
+
+        /// <summary>
+        /// <param name="browserId">The browser id.</param>
+        /// <param name="preferences">The preferences.</param>
+        /// </summary>
+        void IOutOfProcessClientRpc.UpdateGlobalRequestContextPreferences(IDictionary<string, object> preferences)
+        {
+            CefThread.ExecuteOnUiThread(() =>
+            {
+                if (Cef.GetGlobalRequestContext() is IRequestContext requestContext)
+                {
+                    foreach (KeyValuePair<string, object> pref in preferences)
+                    {
+                        requestContext?.SetPreference(pref.Key, pref.Value, out _);
+                    }
+                }
+
+                return true;
+            });
+        }
     }
 }

CefSharp.OutOfProcess.Core/OutOfProcessHost.cs

@@ -4,6 +4,7 @@
 using StreamJsonRpc;
 using System;
 using System.Collections.Concurrent;
+using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
 using System.Threading.Tasks;
@@ -84,12 +85,13 @@ public string ChromiumVersion
         /// <param name="browser">The <see cref="IChromiumWebBrowserInternal"/> that will host the browser</param>
         /// <param name="handle">handle used to host the control</param>
         /// <param name="url"></param>
-        /// <param name="id"></param>
-        /// <returns></returns>
-        public bool CreateBrowser(IChromiumWebBrowserInternal browser, IntPtr handle, string url, out int id)
+        /// <param name="requestContextPreferences">request context preference.</param>
+        /// <param name="id">id.</param>
+        /// <returns>if created.</returns>
+        public bool CreateBrowser(IChromiumWebBrowserInternal browser, IntPtr handle, string url, out int id, IDictionary<string, object> requestContextPreferences = null)
         {
             id = _browserIdentifier++;
-            _ = _outOfProcessClient.CreateBrowser(handle, url, id);
+            _ = _outOfProcessClient.CreateBrowser(handle, url, id, requestContextPreferences);
 
             return _browsers.TryAdd(id, browser);
         }
@@ -236,7 +238,7 @@ public void Dispose()
 
         public static Task<OutOfProcessHost> CreateAsync(string path = HostExeName, string cachePath = null)
         {
-            if(string.IsNullOrEmpty(path))
+            if (string.IsNullOrEmpty(path))
             {
                 throw new ArgumentNullException(nameof(path));
             }
@@ -250,9 +252,9 @@ public static Task<OutOfProcessHost> CreateAsync(string path = HostExeName, stri
 
             var host = new OutOfProcessHost(fullPath, cachePath);
 
-            host.Init();            
+            host.Init();
 
             return host.InitializedTask;
-        }        
+        }
     }
 }

CefSharp.OutOfProcess.Interface/IOutOfProcessClientRpc.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Threading.Tasks;
+using System.Collections.Generic;
 
 namespace CefSharp.OutOfProcess.Interface
 {
@@ -35,8 +36,22 @@ public interface IOutOfProcessClientRpc
         /// <param name="parentHwnd">parent Hwnd</param>
         /// <param name="url">start url</param>
         /// <param name="browserId">browser id</param>
+        /// <param name="requestContextPreferences">Request Context Preferences to set.</param>
         /// <returns>Task</returns>
-        Task CreateBrowser(IntPtr parentHwnd, string url, int browserId);
+        Task CreateBrowser(IntPtr parentHwnd, string url, int browserId, IDictionary<string, object> requestContextPreferences);
+
+        /// <summary>
+        /// Modify RequestContext-Preferences for an existing browser.
+        /// </summary>
+        /// <param name="browserId">browser id</param>
+        /// <param name="requestContextPreferences">Request Context Preferences to set.</param>
+        void UpdateRequestContextPreferences(int browserId, IDictionary<string, object> requestContextPreferences);
+
+        /// <summary>
+        /// Modify Global RequestContext-Preferences
+        /// </summary>
+        /// /// <param name="requestContextPreferences">Request Context Preferences to set.</param>
+        void UpdateGlobalRequestContextPreferences(IDictionary<string, object> requestContextPreferences);
 
         /// <summary>
         /// Notify the browser that the window hosting it is about to be moved or resized.