آموزش مدیریت صدا در اندروید

private AudioManager myAudioManager;
myAudioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE);

myAudioManager.setRingerMode(AudioManager.RINGER_MODE_VIBRATE);

int mod = myAudioManager.getRingerMode();‎‎

package com.example.sairamkrishna.myapplication;

import android.app.Activity;

import android.content.Context;

import android.media.AudioManager;

import android.media.MediaPlayer;

import android.media.MediaRecorder;

import android.os.Bundle;

import android.os.Environment;

import android.view.Menu;

import android.view.MenuItem;

import android.view.View;

import android.view.animation.Animation;

import android.view.animation.AnimationUtils;

import android.widget.Button;

import android.widget.ImageView;

import android.widget.Toast;

import java.io.IOException;

public class MainActivity extends Activity {

   Button mode,ring,vibrate,silent;

   private AudioManager myAudioManager;

   @Override

   protected void onCreate(Bundle savedInstanceState) {

      super.onCreate(savedInstanceState);

      setContentView(R.layout.activity_main);

      vibrate=(Button)findViewById(R.id.button3);

      ring=(Button)findViewById(R.id.button2);

      mode=(Button)findViewById(R.id.button);

      silent=(Button)findViewById(R.id.button4);

      myAudioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE);

      vibrate.setOnClickListener(new View.OnClickListener() {

         @Override

         public void onClick(View v) {

            myAudioManager.setRingerMode(AudioManager.RINGER_MODE_VIBRATE);

            Toast.makeText(MainActivity.this,"Now in Vibrate Mode",Toast.LENGTH_LONG).show();

         }

      });

      ring.setOnClickListener(new View.OnClickListener() {

         @Override

         public void onClick(View v) {

            myAudioManager.setRingerMode(AudioManager.RINGER_MODE_NORMAL);

            Toast.makeText(MainActivity.this,"Now in Ringing Mode",Toast.LENGTH_LONG).show();

         }

      });

      silent.setOnClickListener(new View.OnClickListener() {

         @Override

         public void onClick(View v) {

            myAudioManager.setRingerMode(AudioManager.RINGER_MODE_SILENT);

            Toast.makeText(MainActivity.this,"Now in silent Mode",Toast.LENGTH_LONG).show();

         }

      });

      mode.setOnClickListener(new View.OnClickListener() {

         @Override

         public void onClick(View v) {

            int mod=myAudioManager.getRingerMode();

            if(mod==AudioManager.RINGER_MODE_VIBRATE){

               Toast.makeText(MainActivity.this,"Now in Vibrate Mode",Toast.LENGTH_LONG).show();

            }

            else if(mod==AudioManager.RINGER_MODE_NORMAL){

               Toast.makeText(MainActivity.this,"Now in Ringing Mode",Toast.LENGTH_LONG).show();

            }

            else

            {

               Toast.makeText(MainActivity.this,"Now in Vibrate Mode",Toast.LENGTH_LONG).show();

            }

         }

      });

   }

   @Override

   public boolean onCreateOptionsMenu(Menu menu) {

      // Inflate the menu; this adds items to the action bar if it is present.

      getMenuInflater().inflate(R.menu.menu_main, menu);

      return true;

   }

   @Override

   public boolean onOptionsItemSelected(MenuItem item) {

      // Handle action bar item clicks here. The action bar will

      // automatically handle clicks on the Home/Up button, so long

      // as you specify a parent activity in AndroidManifest.xml.

      int id = item.getItemId();

      //noinspection SimplifiableIfStatement

      if (id == R.id.action_settings) {

         return true;

      }

      return super.onOptionsItemSelected(item);

   }

}

<RelativeLayout 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:paddingLeft="@dimen/activity_horizontal_margin"

   android:paddingRight="@dimen/activity_horizontal_margin"

   android:paddingTop="@dimen/activity_vertical_margin"

   android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">

   <TextView

      android:layout_width="wrap_content"

      android:layout_height="wrap_content"

      android:text="Android Audio Recording"

      android:id="@+id/textView"

      android:textSize="30dp"

      android:layout_alignParentTop="true"

      android:layout_alignParentRight="true"

      android:layout_alignParentEnd="true" />

   <TextView

      android:layout_width="wrap_content"

      android:layout_height="wrap_content"

      android:text="Tutorialspoint"

      android:id="@+id/textView2"

      android:textColor="#ff3eff0f"

      android:textSize="35dp"

      android:layout_below="@+id/textView"

      android:layout_centerHorizontal="true" />

   <ImageView

      android:layout_width="wrap_content"

      android:layout_height="wrap_content"

      android:id="@+id/imageView"

      android:src="@drawable/logo"

      android:layout_below="@+id/textView2"

      android:layout_alignLeft="@+id/textView2"

      android:layout_alignStart="@+id/textView2"

      android:layout_alignRight="@+id/textView2"

      android:layout_alignEnd="@+id/textView2" />

   <Button

      android:layout_width="wrap_content"

      android:layout_height="wrap_content"

      android:text="Mode"

      android:id="@+id/button"

      android:layout_below="@+id/imageView"

      android:layout_alignParentLeft="true"

      android:layout_alignParentStart="true"

      android:layout_marginTop="59dp" />

   <Button

      android:layout_width="wrap_content"

      android:layout_height="wrap_content"

      android:text="Ring"

      android:id="@+id/button2"

      android:layout_alignTop="@+id/button"

      android:layout_centerHorizontal="true" />

   <Button

      android:layout_width="wrap_content"

      android:layout_height="wrap_content"

      android:text="vibrate"

      android:id="@+id/button3"

      android:layout_alignTop="@+id/button2"

      android:layout_alignRight="@+id/textView"

      android:layout_alignEnd="@+id/textView" />

   <Button

      android:layout_width="wrap_content"

      android:layout_height="wrap_content"

      android:text="Silent"

      android:id="@+id/button4"

      android:layout_below="@+id/button2"

      android:layout_alignLeft="@+id/button2"

      android:layout_alignStart="@+id/button2" />

</RelativeLayout>

<resources>

   <string name="app_name">My Application</string>

   <string name="hello_world">Hello world!</string>

   <string name="action_settings">Settings</string>

</resources>

<?xml version="1.0" encoding="utf-8"?>

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

   package="com.example.audiomanager"

   android:versionCode="1"

   android:versionName="1.0" >

   <application

      android:allowBackup="true"

      android:icon="@drawable/ic_launcher"

      android:label="@string/app_name"

      android:theme="@style/AppTheme" >

      <activity

         android:name="com.example.sairamkrishna.myapplication"

         android:label="@string/app_name" >

         <intent-filter>

            <action android:name="android.intent.action.MAIN" />

            <category android:name="android.intent.category.LAUNCHER" />

         </intent-filter>

      </activity>

   </application>

</manifest>