GooglePlayServices.CommandLineDialog.RunAsync C# (CSharp) Method

        public void RunAsync(
            string toolPath, string arguments,
            CommandLine.CompletionHandler completionDelegate,
            string workingDirectory = null, Dictionary<string, string> envVars = null,
            CommandLine.IOHandler ioHandler = null, int maxProgressLines = 0)
        {
            CommandLineDialog.ProgressReporter reporter = new CommandLineDialog.ProgressReporter();
            reporter.maxProgressLines = maxProgressLines;
            // Call the reporter from the UI thread from this window.
            UpdateEvent += reporter.Update;
            // Connect the user's delegate to the reporter's completion method.
            reporter.Complete += completionDelegate;
            // Connect the caller's IoHandler delegate to the reporter.
            reporter.DataHandler += ioHandler;
            // Disconnect the reporter when the command completes.
            CommandLine.CompletionHandler reporterUpdateDisable =
                (CommandLine.Result unusedResult) => { this.UpdateEvent -= reporter.Update; };
            reporter.Complete += reporterUpdateDisable;
            CommandLine.RunAsync(toolPath, arguments, reporter.CommandLineToolCompletion,
                                 workingDirectory: workingDirectory, envVars: envVars,
                                 ioHandler: reporter.AggregateLine);
        }

        // Handles the platform specific differences of executing the generate gradle script, and
        // creating the dialog responsible for showing the progress of the execution.
        // Any errors are reported to the console as well.
        /// <param name="args">Arguments to be passed to the generate gradle script tool.</param>
        private static void RunGenGradleScript(string args)
        {
            // b/35663224 Combine execute-python-exe which handles the windows logic.
            bool onWindows =
                UnityEngine.Application.platform == UnityEngine.RuntimePlatform.WindowsEditor;
            string command = "\"" + Path.Combine(GRADLE_SCRIPT_LOCATION,
                                                 onWindows ? GENERATE_GRADLE_EXE_WINDOWS : GENERATE_GRADLE_EXE_GENERIC) + "\"";

            if (!onWindows)
            {
                args    = command + args;
                command = CommandLine.FindExecutable("python");
            }

            CommandLineDialog window = CommandLineDialog.CreateCommandLineDialog(
                "Resolving Jars.");

            window.modal              = false;
            window.summaryText        = "Generating and running Gradle prebuild.";
            window.progressTitle      = window.summaryText;
            window.autoScrollToBottom = true;
            window.RunAsync(
                command, args,
                (result) => {
                if (result.exitCode != 0)
                {
                    Debug.LogError("Error somewhere in the process of creating the gradle build, " +
                                   "executing it, and copying the outputs.\n" +
                                   "This will break dependency resolution and your build will not run.\n" +
                                   "See the output below for possible gradle build errors. The most likely " +
                                   "cases are: an invalid bundleID (which you can correct in the Android " +
                                   "Player Settings), or a failure to determine the Android SDK platform " +
                                   "and build tools verison (you can verify that you have a valid android " +
                                   "SDK path in the Unity preferences.\n" +
                                   "If you're not able to diagnose the error, please report a bug at: " +
                                   "https://github.com/googlesamples/unity-jar-resolver/issues" +
                                   "A possible work-around is to turn off the " +
                                   "\"Gradle Prebuild\" from the Jar Resolver Settings.\n\n" +
                                   "Error (" + result.exitCode + "):\n" + result.stdout + result.stderr);
                    window.bodyText += "\n\nResolution Failed.";
                }
                else
                {
                    window.bodyText += "\n\nResolution Complete.";
                }
                window.noText = "Close";
                // After adding the button we need to scroll down a little more.
                window.scrollPosition.y = Mathf.Infinity;
                window.Repaint();
                window.buttonClicked = (TextAreaDialog dialog) => {
                    if (!dialog.result)
                    {
                        window.Close();
                    }
                };
            },
                maxProgressLines: 50);
            window.Show();
        }