private void button6

private void button6_Click()

in nlsCsharpSdk/nlsCsharpSdkDemo/nlsCsharpSdkDemo.cs [1195:1287]
85 lines of code
16 McCabe index (conditional complexity)

        private void button6_Click(object sender, EventArgs e)
        {
            int ret = -1;
            if (srList == null)
            {
                nlsResult.Text = "recognizer list is null, create first...";
                return;
            }
            else
            {
                if (File.Exists(cur_sr_file_path))
                {
                }
                else
                {
                    cur_sr_completed = "cannot open file: " + cur_sr_file_path;
                    return;
                }

                LinkedListNode<DemoSpeechRecognizerStruct> srStruct = srList.First;
                int sr_count = srList.Count;
                for (int i = 0; i < sr_count; i++)
                {
                    DemoSpeechRecognizerStruct sr = srStruct.Value;
                    if (sr.srPtr.native_request != IntPtr.Zero)
                    {
                        if (appKey == null || appKey.Length == 0)
                        {
                            appKey = tAppKey.Text;
                        }
                        if (token == null || token.Length == 0)
                        {
                            token = tToken.Text;
                        }
                        if (appKey == null || token == null ||
                            appKey.Length == 0 || token.Length == 0)
                        {
                            nlsResult.Text = "Start failed, token or appkey is empty";
                            return;
                        }

                        sr.srPtr.SetAppKey(sr.srPtr, appKey);
                        sr.srPtr.SetToken(sr.srPtr, token);
                        sr.srPtr.SetUrl(sr.srPtr, url);
                        sr.srPtr.SetFormat(sr.srPtr, "pcm");
                        sr.srPtr.SetSampleRate(sr.srPtr, 16000);
                        sr.srPtr.SetIntermediateResult(sr.srPtr, true);
                        sr.srPtr.SetPunctuationPrediction(sr.srPtr, true);
                        sr.srPtr.SetInverseTextNormalization(sr.srPtr, true);

                        sr.srPtr.SetOnRecognitionStarted(sr.srPtr, DemoOnRecognitionStarted, sr.uuid);
                        sr.srPtr.SetOnChannelClosed(sr.srPtr, DemoOnRecognitionClosed, sr.uuid);
                        sr.srPtr.SetOnTaskFailed(sr.srPtr, DemoOnRecognitionTaskFailed, sr.uuid);
                        sr.srPtr.SetOnRecognitionResultChanged(sr.srPtr, DemoOnRecognitionResultChanged, sr.uuid);
                        sr.srPtr.SetOnRecognitionCompleted(sr.srPtr, DemoOnRecognitionCompleted, sr.uuid);

                        ret = sr.srPtr.Start(sr.srPtr);
                        if (ret != 0)
                        {
                            nlsResult.Text = "recognizer Start failed";
                        }
                        else
                        {
                            if (globalRunParams[sr.uuid].audio_loop_flag == false)
                            {
                                RunParams demo_params = new RunParams();
                                demo_params.audio_loop_flag = true;
                                demo_params.send_audio_flag = globalRunParams[sr.uuid].send_audio_flag;

                                globalRunParams.Remove(sr.uuid);
                                globalRunParams.Add(sr.uuid, demo_params);

                                sr.sr_send_audio = new Thread(new ParameterizedThreadStart(SRAudioLab));
                                sr.sr_send_audio.Start((object)sr);

                                btnSRstart.Enabled = false;
                                btnSRstop.Enabled = true;
                            }

                            nlsResult.Text = "Recognizer Start success";
                        }
                    }
                    else
                    {
                    }
                    srStruct = srStruct.Next;
                    if (srStruct == null)
                    {
                        break;
                    }
                }
            }
        }