1 files changed, 154 insertions, 0 deletions
diff --git a/src/com/android/dialer/util/CallRecordingPlayer.java b/src/com/android/dialer/util/CallRecordingPlayer.java
new file mode 100644
index 000000000..9f7c143bd
--- /dev/null
+++ b/src/com/android/dialer/util/CallRecordingPlayer.java
@@ -0,0 +1,154 @@
+/*
+ * Copyright (C) 2014 The CyanogenMod Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.dialer.util;
+
+import android.content.Context;
+import android.graphics.Color;
+import android.media.MediaPlayer;
+import android.os.Environment;
+import android.util.Log;
+import android.view.View;
+import android.widget.Button;
+import android.widget.Toast;
+
+import com.android.dialer.R;
+import com.android.services.callrecorder.CallRecorderService;
+import com.android.services.callrecorder.common.CallRecording;
+
+import java.io.File;
+import java.io.IOException;
+
+/**
+ * Simple playback for call recordings
+ */
+public class CallRecordingPlayer implements MediaPlayer.OnCompletionListener {
+    private static final String TAG = "CallRecordingPlayer";
+
+    private MediaPlayer mPlayer = null;
+    private boolean mPlaying = false;
+    private PlayButton mButton;
+
+    public Button createPlaybackButton(Context context, CallRecording recording) {
+        return new PlayButton(context, recording, this);
+    }
+
+    // button to toggle playback for a call recording
+    private static class PlayButton extends Button implements View.OnClickListener {
+        private boolean mPlaying = false;
+        private CallRecording mRecording;
+        private CallRecordingPlayer mPlayer;
+
+        public PlayButton(Context context, CallRecording recording, CallRecordingPlayer player) {
+            super(context);
+            mRecording = recording;
+            mPlayer = player;
+            reset();
+            setBackgroundColor(Color.TRANSPARENT);
+            setOnClickListener(this);
+        }
+
+        @Override
+        public void onClick(View v) {
+            if (!mPlaying) {
+                mPlayer.play(mRecording, this);
+                if (!mPlayer.isPlaying()) {
+                    Toast.makeText(mContext, R.string.call_playback_error_message,
+                            Toast.LENGTH_SHORT).show();
+                }
+            } else {
+                mPlayer.stop();
+            }
+
+            mPlaying = mPlayer.isPlaying();
+            updateState();
+        }
+
+        private void updateState() {
+            setText(mPlaying ? R.string.stop_call_playback : R.string.start_call_playback);
+            setCompoundDrawablesRelativeWithIntrinsicBounds(mPlaying
+                    ? R.drawable.ic_playback_stop_dk : R.drawable.ic_playback_dk,
+                    0, 0, 0);
+        }
+
+        public void reset() {
+            mPlaying = false;
+            updateState();
+        }
+    }
+
+    private void play(CallRecording recording, PlayButton button) {
+        if (mPlayer != null) {
+            // stop and cleanup current session first
+            stop();
+        }
+
+        mButton = button;
+
+        String filePath = recording.getFile().getAbsolutePath();
+
+        mPlayer = new MediaPlayer();
+        mPlayer.setOnCompletionListener(this);
+        try {
+            mPlayer.setDataSource(filePath);
+            mPlayer.prepare();
+        } catch (IOException e) {
+            Log.w(TAG, "Error opening " + filePath, e);
+            return;
+        }
+
+        try {
+            mPlayer.start();
+            mPlaying = true;
+        } catch (IllegalStateException e) {
+            Log.w(TAG, "Could not start player", e);
+        }
+    }
+
+    public void stop() {
+        if (mPlayer != null) {
+            try {
+                mPlayer.stop();
+            } catch (IllegalStateException e) {
+                Log.w(TAG, "Exception stopping player", e);
+            }
+            mPlayer.release();
+            mPlayer = null;
+            resetButton();
+        }
+        mPlaying = false;
+    }
+
+    private boolean isPlaying() {
+        return mPlaying;
+    }
+
+    @Override
+    public void onCompletion(MediaPlayer mp) {
+        resetButton();
+
+        mPlayer.release();
+        mPlayer = null;
+        mPlaying = false;
+    }
+
+    private void resetButton() {
+        if (mButton != null) {
+            mButton.reset();
+            mButton = null;
+        }
+    }
+}