Added default implementation of IRequestHandler

CefSharp/CefSharp.csproj

@@ -98,6 +98,7 @@
     <Compile Include="Callback\TaskPrintToPdfCallback.cs" />
     <Compile Include="Callback\TaskResolveCallback.cs" />
     <Compile Include="CdmRegistration.cs" />
+    <Compile Include="DefaultRequestHandler.cs" />
     <Compile Include="Enums\UrlRequestFlags.cs" />
     <Compile Include="Internals\ByteArrayResourceHandler.cs" />
     <Compile Include="Internals\FileResourceHandler.cs" />

CefSharp/DefaultRequestHandler.cs

@@ -0,0 +1,96 @@
+// Copyright © 2010-2017 The CefSharp Authors. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
+
+using System.Security.Cryptography.X509Certificates;
+
+namespace CefSharp
+{
+    /// <summary>
+    /// Default implementation of <see cref="IRequestHandler"/>.
+    /// This class provides default implementations of the methods from <see cref="IRequestHandler"/>,
+    /// therefore providing a convenience base class for any custom request handler.
+    /// </summary>
+    public class DefaultRequestHandler : IRequestHandler
+    {
+        public virtual bool GetAuthCredentials(IWebBrowser browserControl, IBrowser browser, IFrame frame, bool isProxy, string host,
+            int port, string realm, string scheme, IAuthCallback callback)
+        {
+            callback.Dispose();
+            return false;
+        }
+
+        public virtual IResponseFilter GetResourceResponseFilter(IWebBrowser browserControl, IBrowser browser, IFrame frame,
+            IRequest request, IResponse response)
+        {
+            return null;
+        }
+
+        public virtual bool OnBeforeBrowse(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, bool isRedirect)
+        {
+            return false;
+        }
+
+        public virtual CefReturnValue OnBeforeResourceLoad(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request,
+            IRequestCallback callback)
+        {
+            callback.Dispose();
+            return CefReturnValue.Continue;
+        }
+
+        public virtual bool OnCertificateError(IWebBrowser browserControl, IBrowser browser, CefErrorCode errorCode, string requestUrl,
+            ISslInfo sslInfo, IRequestCallback callback)
+        {
+            callback.Dispose();
+            return false;
+        }
+
+        public virtual bool OnOpenUrlFromTab(IWebBrowser browserControl, IBrowser browser, IFrame frame, string targetUrl,
+            WindowOpenDisposition targetDisposition, bool userGesture)
+        {
+            return false;
+        }
+
+        public virtual void OnPluginCrashed(IWebBrowser browserControl, IBrowser browser, string pluginPath)
+        { }
+
+        public virtual bool OnProtocolExecution(IWebBrowser browserControl, IBrowser browser, string url)
+        {
+            return false;
+        }
+
+        public virtual bool OnQuotaRequest(IWebBrowser browserControl, IBrowser browser, string originUrl, long newSize,
+            IRequestCallback callback)
+        {
+            callback.Dispose();
+            return false;
+        }
+
+        public virtual void OnRenderProcessTerminated(IWebBrowser browserControl, IBrowser browser, CefTerminationStatus status)
+        { }
+
+        public virtual void OnRenderViewReady(IWebBrowser browserControl, IBrowser browser)
+        { }
+
+        public virtual void OnResourceLoadComplete(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request,
+            IResponse response, UrlRequestStatus status, long receivedContentLength)
+        { }
+
+        public virtual void OnResourceRedirect(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request,
+            IResponse response, ref string newUrl)
+        { }
+
+        public virtual bool OnResourceResponse(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request,
+            IResponse response)
+        {
+            return false;
+        }
+
+        public virtual bool OnSelectClientCertificate(IWebBrowser browserControl, IBrowser browser, bool isProxy, string host, int port,
+            X509Certificate2Collection certificates, ISelectClientCertificateCallback callback)
+        {
+            callback.Dispose();
+            return false;
+        }
+    }
+}