This post might help you:
http://groups.google.com/group/android-developers/browse_thread/thread/6d0dda99b4f42c8f
On Thu, Feb 23, 2012 at 11:09 PM, brian lee <br...@brianlee.org> wrote:
> I am trying to write what I think is a very simple application just to
> check for when the head phone is plugged in and then mute the
> notification sounds. I am a bit confused on the broadcast receiver,
> can I have a app that is just that class and have it listen for when
> that action happens, do I need a service running as well?
>
> Here is my code:
>
> package com.blee.checkheadphone;
>
> import android.content.BroadcastReceiver;
> import android.content.Context;
> import android.content.Intent;
> import android.media.AudioManager;
> import android.os.Bundle;
> import android.util.Log;
>
> public class CheckheadphoneManager extends BroadcastReceiver {
>
> public static final String LOG_TAG = "Checkheadphone";
>
> Context mContext;
> private AudioManager mAudioManager;
> private final String HEADSET_ACTION =
> "android.intent.action.HEADSET_PLUG";
>
> @Override
> public void onReceive(Context arg0, Intent arg1) {
>
> mContext = arg0;
> Log.v(LOG_TAG, "Intent captured");
> String action = arg1.getAction();
>
> action.equalsIgnoreCase(HEADSET_ACTION);
>
> Bundle bundle = arg1.getExtras();
> int headValue = bundle.getInt("state");
>
> mAudioManager =
> (AudioManager)arg0.getSystemService(Context.AUDIO_SERVICE);
>
> if(headValue==0){
> //System.out.println("Headphone unplugged");
> Log.v(LOG_TAG, "Headphone unplugged");
> //mAudioManager.setSpeakerphoneOn(false);
>
> mAudioManager.setStreamMute(AudioManager.STREAM_NOTIFICATION,
> false);
>
> }else{
> //mAudioManager.setSpeakerphoneOn(true);
> //System.out.println("Headphone plugged");
> Log.v(LOG_TAG, "Headphone plugged");
>
> mAudioManager.setStreamMute(AudioManager.STREAM_NOTIFICATION,
> true);
> }
>
> }
>
>
> }
>
> And my manifest:
>
> <?xml version="1.0" encoding="utf-8"?>
> <manifest xmlns:android="http://schemas.android.com/apk/res/android";
> package="com.blee.checkheadphone"
> android:versionCode="1"
> android:versionName="1.0">
> <uses-sdk android:minSdkVersion="10" />
> <uses-permission
> android:name="android.permission.MODIFY_AUDIO_SETTINGS"></uses-
> permission>
>
> <application android:icon="@drawable/icon" android:label="@string/
> app_name">
>
>
> <receiver android:name="CheckheadphoneManager"
> android:enabled="true" >
> <intent-filter>
> <action
> android:name="android.intent.action.HEADSET_PLUG" />
> <category
> android:name="android.intent.category.DEFAULT" />
>
>
> </intent-filter>
> </receiver>
>
>
> </application>
> </manifest>
>
> When I watch logcat, nothing shows for my app.
> Any help will be appreciated.
>
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