Speech/Voice recognition/combine

Development Platform:

Visual C++

SpRecognition.cs：Code Content

							﻿using System;
using System.Collections.Generic;
using System.Text;
using SpeechLib;
using System.Windows.Forms;
namespace tryreco
{
    class SpRecognition
    {
        private static SpRecognition _Instance = null;
        private SpeechLib.ISpeechRecoGrammar isrg;
        private SpeechLib.SpSharedRecoContextClass ssrContex = null;
        private System.Windows.Forms.Control cDisplay; //fan:用来显示语音转化后的文本
        public System.Windows.Forms.TextBox textbox; //fan:增加textbox在SpRecognition 类
        public SpRecognition()
        {
            ssrContex = new SpSharedRecoContextClass();
            isrg = ssrContex.CreateGrammar(1);
            SpeechLib._ISpeechRecoContextEvents_RecognitionEventHandler recHandle =
            new _ISpeechRecoContextEvents_RecognitionEventHandler(ContexRecognition);
            ssrContex.Recognition += recHandle;
        }
        public void BeginRec(Control tbResult)
        {
            isrg.DictationSetState(SpeechRuleState.SGDSActive);
            cDisplay = tbResult;
            // cDisplay.Text = "dddddddddd"; //测试，可以成功在textbox1那里显示出来
        }
        public static SpRecognition instance()
        {
            if (_Instance == null)
                _Instance = new SpRecognition();
            return _Instance;
        }
        public void CloseRec()
        {
            isrg.DictationSetState(SpeechRuleState.SGDSInactive);
        }
        private void ContexRecognition(int iIndex, object obj, SpeechLib.SpeechRecognitionType type, SpeechLib.ISpeechRecoResult result)
        {
            cDisplay.Text += result.PhraseInfo.GetText(0, -1, true);
        }
        public void MessageBegin()//弹出开始提示
        {
            textbox = new TextBox();
            textbox.Text = "Notice :this time ,it Begin recoginse";
            MessageBox.Show(textbox.Text);
        }
        public void MessageEnd() //弹出停止提示
        {
            textbox = new TextBox();
            textbox.Text = "Notice :this time ,it End recoginse";
            MessageBox.Show(textbox.Text);
        }
    }
}

						