Updating .NET InternetExplorerDriverService to allow using new comman…

…d line options for IEDriverServer.exe

dotnet/src/WebDriver/IE/InternetExplorerDriverService.cs

@@ -37,6 +37,8 @@ public sealed class InternetExplorerDriverService : DriverService
         private string host = string.Empty;
         private string logFile = string.Empty;
         private string libraryExtractionPath = string.Empty;
+        private bool forceCreateProcessApi;
+        private string internetExplorerCommandLineSwitches = string.Empty;
 
         /// <summary>
         /// Initializes a new instance of the InternetExplorerDriverService class.
@@ -90,6 +92,27 @@ public string LibraryExtractionPath
             set { this.libraryExtractionPath = value; }
         }
 
+        /// <summary>
+        /// Gets or sets a value indicating whether the service should force the use of
+        /// the Windows CreateProcess API when launching Internet Explorer. Defaults to false.
+        /// </summary>
+        public bool ForceCreateProcessApi
+        {
+            get { return this.forceCreateProcessApi; }
+            set { this.forceCreateProcessApi = value; }
+        }
+
+        /// <summary>
+        /// Gets or sets the switches to be used on the command line when launching
+        /// Internet Explorer. This property is only used when <see cref="ForceCreateProcessApi"/>
+        /// is set to <see langword="true"/>.
+        /// </summary>
+        public string InternetExplorerCommandLineSwitches
+        {
+            get { return this.internetExplorerCommandLineSwitches; }
+            set { this.internetExplorerCommandLineSwitches = value; }
+        }
+
         /// <summary>
         /// Gets the command-line arguments for the driver service.
         /// </summary>
@@ -123,6 +146,15 @@ protected override string CommandLineArguments
                     argsBuilder.Append(" -silent");
                 }
 
+                if (this.forceCreateProcessApi)
+                {
+                    argsBuilder.Append(" -force-createprocess");
+                    if (!string.IsNullOrEmpty(this.internetExplorerCommandLineSwitches))
+                    {
+                        argsBuilder.Append(string.Format(CultureInfo.InvariantCulture, " -ie-switches={0}", this.internetExplorerCommandLineSwitches));
+                    }
+                }
+
                 return argsBuilder.ToString();
             }
         }