Simple voice search test

심플 테스트 

layout

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"  

  

    xmlns:tools="http://schemas.android.com/tools"  

    android:layout_width="match_parent"  

    android:layout_height="match_parent"  

    android:orientation="vertical" >  

  

    <TextView  

        android:id="@+id/textView1"  

        android:layout_width="fill_parent"  

        android:layout_height="wrap_content"  

        android:paddingBottom="4dip"  

        android:text="Click the button " />  

  

    <EditText  

        android:id="@+id/editText1"  

        android:layout_width="match_parent"  

        android:layout_height="wrap_content"  

        android:ems="10" >  

  

        <requestFocus />  

    </EditText>  

  

    <Button android:id="@+id/speakButton"  

        android:layout_width="fill_parent"  

        android:onClick="speakButtonClicked"  

        android:layout_height="wrap_content"  

        android:text="Click here!" />  

  

</LinearLayout>

 code

import android.content.Intent;  
import android.content.pm.PackageManager;  
import android.content.pm.ResolveInfo;  
import android.speech.RecognizerIntent;  
import android.support.v7.app.AppCompatActivity;  
import android.os.Bundle;  
import android.text.Editable;  
import android.text.TextWatcher;  
import android.view.View;  
import android.widget.AdapterView;  
import android.widget.ArrayAdapter;  
import android.widget.Button;  
import android.widget.EditText;  
import android.widget.ListView;  
import android.widget.TextView;  
import android.widget.Toast;  
import java.util.ArrayList;  
import java.util.List;  
public class MainActivity extends AppCompatActivity  
{  
    EditText ed;  
    TextView tv;  
    private static final int REQUEST_CODE = 1234;  
    Button speak;@  
        Override  
protected void onCreate(Bundle savedInstanceState)  
{  
    super.onCreate(savedInstanceState);  
    setContentView(R.layout.activity_main);  
    final Button speak = (Button) findViewById(R.id.speakButton);  
    ed = (EditText) this.findViewById(R.id.editText1);  
    tv = (TextView) this.findViewById(R.id.textView1);  
    // Disable button if no recognition service is present  
    PackageManager pm = getPackageManager();  
    List < ResolveInfo > activities = pm.queryIntentActivities(new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH), 0);  
    if (activities.size() == 0)  
    {  
        speak.setEnabled(false);  
        speak.setText("Recognizer not present");  
    }  
    ed.addTextChangedListener(new TextWatcher()  
    {@  
            Override  
    public void beforeTextChanged(CharSequence s, int start, int count, int after)  
    {  
        // TODO Auto-generated method stub  
    }@  
            Override  
    public void onTextChanged(CharSequence s, int start, int before, int count)  
    {  
        // TODO Auto-generated method stub  
    }@  
            Override  
    public void afterTextChanged(Editable s)  
    {  
        // TODO Auto-generated method stub  
        speak.setEnabled(false);  
    }  
    });  
}  
    /** 
     * Handle the action of the button being clicked 
     */  
    public void speakButtonClicked(View v)  
    {  
        startVoiceRecognitionActivity();  
    }  
    /** 
     * Fire an intent to start the voice recognition activity. 
     */  
    private void startVoiceRecognitionActivity()  
    {  
        Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);  
        intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);  
        intent.putExtra(RecognizerIntent.EXTRA_PROMPT, "Voice searching...");  
        startActivityForResult(intent, REQUEST_CODE);  
    }  
    /** 
     * Handle the results from the voice recognition activity. 
     */  
    @  
            Override  
    protected void onActivityResult(int requestCode, int resultCode, Intent data)  
    {  
        if (requestCode == REQUEST_CODE && resultCode == RESULT_OK)  
        {  
            // Populate the wordsList with the String values the recognition engine thought it heard  
            final ArrayList < String > matches = data.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS);  
            if (!matches.isEmpty())  
            {  
                String Query = matches.get(0);  
                ed.setText(Query);  
                speak.setEnabled(false);  
            }  
        }  
        super.onActivityResult(requestCode, resultCode, data);  
    }  
  
}  

출처 : https://www.c-sharpcorner.com/article/create-voice-search-android-application-using-android-studio/