Added RecordingService to handle audio recording

app/build.gradle

@@ -20,7 +20,6 @@ android {
 }
 
 dependencies {
-    compile fileTree(include: ['*.jar'], dir: 'libs')
     compile 'com.android.support:appcompat-v7:21.0.2'
     compile 'com.melnykov:floatingactionbutton:1.1.0'
     compile 'com.astuetz:pagerslidingtabstrip:1.0.1'

app/src/main/AndroidManifest.xml

@@ -11,14 +11,15 @@
         android:label="@string/app_name"
         android:theme="@style/AppTheme" >
         <activity
-            android:name=".MainActivity"
+            android:name=".activities.MainActivity"
             android:label="@string/app_name" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <service android:name=".RecordingService" />
     </application>
 
 </manifest>

app/src/main/java/com/danielkim/soundrecorder/RecordingService.java

@@ -0,0 +1,75 @@
+package com.danielkim.soundrecorder;
+
+import android.app.Service;
+import android.content.Intent;
+import android.media.MediaRecorder;
+import android.os.Environment;
+import android.os.IBinder;
+import android.util.Log;
+import android.widget.Toast;
+
+import java.io.IOException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+/**
+ * Created by Daniel on 12/28/2014.
+ */
+public class RecordingService extends Service {
+
+    private static final String LOG_TAG = "SoundRecorder_RecordFragment";
+
+    SimpleDateFormat formatter;
+    Date now;
+    private String mFileName = null;
+
+    private MediaRecorder mRecorder = null;
+
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        startRecording();
+        return START_STICKY;
+    }
+
+    @Override
+    public void onDestroy() {
+        if (mRecorder != null) {
+            stopRecording();
+        }
+
+        super.onDestroy();
+    }
+
+    public void startRecording() {
+        formatter = new SimpleDateFormat("yyyy_MM_dd_HH_mm_ss");
+        now = new Date();
+        mFileName = Environment.getExternalStorageDirectory().getAbsolutePath();
+        mFileName += "/SoundRecorder/" + formatter.format(now) + "_soundrecorder.mp4";
+
+        mRecorder = new MediaRecorder();
+        mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
+        mRecorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
+        mRecorder.setOutputFile(mFileName);
+        mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);
+
+        try {
+            mRecorder.prepare();
+            mRecorder.start();
+
+        } catch (IOException e) {
+            Log.e(LOG_TAG, "prepare() failed");
+        }
+    }
+
+    public void stopRecording() {
+        mRecorder.stop();
+        mRecorder.release();
+        Toast.makeText(this, "Recording saved to " + mFileName, Toast.LENGTH_LONG).show();
+        mRecorder = null;
+    }
+}

app/src/main/java/com/danielkim/soundrecorder/fragments/RecordFragment.java

@@ -1,24 +1,22 @@
 package com.danielkim.soundrecorder.fragments;
 
-import android.media.MediaPlayer;
-import android.media.MediaRecorder;
+import android.content.Intent;
 import android.os.Bundle;
 import android.os.SystemClock;
 import android.support.v4.app.Fragment;
 import android.os.Environment;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Chronometer;
 import android.widget.ImageButton;
+import android.widget.Toast;
 
 import com.danielkim.soundrecorder.R;
+import com.danielkim.soundrecorder.RecordingService;
 import com.melnykov.fab.FloatingActionButton;
 
-import java.io.IOException;
-import java.text.SimpleDateFormat;
-import java.util.Date;
+import java.io.File;
 
 /**
  * A simple {@link Fragment} subclass.
@@ -30,15 +28,10 @@
 public class RecordFragment extends Fragment {
     // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
     private static final String ARG_POSITION = "position";
-
-    private static final String LOG_TAG = "SoundRecorder";
+    private static final String LOG_TAG = "SoundRecorder_RecordFragment";
 
     private int position;
 
-    private String mFileName = null;
-    private MediaRecorder mRecorder = null;
-    private MediaPlayer mPlayer = null;
-
     private FloatingActionButton mRecordButton = null;
     private ImageButton mPauseButton = null;
 
@@ -62,12 +55,6 @@ public static RecordFragment newInstance(int position) {
     }
 
     public RecordFragment() {
-        SimpleDateFormat formatter = new SimpleDateFormat("yyyy_MM_dd_HH_mm_ss");
-        Date now = new Date();
-        String fileName = formatter.format(now) + "_soundrecorder.mp4";
-
-        mFileName = Environment.getExternalStorageDirectory().getAbsolutePath();
-        mFileName += "/SoundRecorder/" + fileName;
     }
 
     @Override
@@ -84,7 +71,8 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container,
         mChronometer = (Chronometer) recordView.findViewById(R.id.chronometer);
 
         mRecordButton = (FloatingActionButton) recordView.findViewById(R.id.btnRecord);
-        mRecordButton.setColorNormal(getResources().getColor(R.color.accent));
+        mRecordButton.setColorNormal(getResources().getColor(R.color.primary));
+        mRecordButton.setColorPressed(getResources().getColor(R.color.primary_dark));
         mRecordButton.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
@@ -99,58 +87,33 @@ public void onClick(View v) {
         return recordView;
     }
 
-    @Override
-    public void onPause() {
-        super.onPause();
-        if (mRecorder != null) {
-            mRecorder.release();
-            mRecorder = null;
-        }
-
-        if (mPlayer != null) {
-            mPlayer.release();
-            mPlayer = null;
-        }
-    }
-
     // Recording Start/Stop
     private void onRecord(boolean start){
+
+        Intent intent = new Intent(getActivity(), RecordingService.class);
+
         if (start) {
-            startRecording();
             mRecordButton.setImageResource(R.drawable.ic_media_stop);
-        } else {
-            stopRecording();
-            mRecordButton.setImageResource(R.drawable.perm_group_microphone);
-        }
-    }
+            mPauseButton.setVisibility(View.VISIBLE);
+            Toast.makeText(getActivity(),"Recording started",Toast.LENGTH_SHORT).show();
 
-    private void startRecording() {
-        mRecorder = new MediaRecorder();
-        mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
-        mRecorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
-        mRecorder.setOutputFile(mFileName);
-        mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);
-
-        //Animation an = new RotateAnimation(0.0f, 270.0f, 250f, 273f);
-        //an.setFillAfter(true);
-        //timerCircle.startAnimation(an);
+            File folder = new File(Environment.getExternalStorageDirectory() + "/SoundRecorder");
+            //folder /SoundRecorder doesn't exist, create the folder
+            if (!folder.exists()) {
+                folder.mkdir();
+            }
 
-        try {
-            mRecorder.prepare();
-            mRecorder.start();
             mChronometer.setBase(SystemClock.elapsedRealtime());
             mChronometer.start();
 
-        } catch (IOException e) {
-            Log.e(LOG_TAG, "prepare() failed");
-        }
-    }
+            getActivity().startService(intent);
 
-    private void stopRecording() {
-        mRecorder.stop();
-        mRecorder.release();
-        mRecorder = null;
-        mChronometer.stop();
-    }
+        } else {
+            mRecordButton.setImageResource(R.drawable.ic_mic_white_36dp);
+            mPauseButton.setVisibility(View.GONE);
+            mChronometer.stop();
 
+            getActivity().stopService(intent);
+        }
+    }
 }