/* * Copyright (C) 2011 The Android Open Source 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.voicemail; import android.app.Activity; import android.app.Fragment; import android.content.Context; import android.media.MediaPlayer; import android.net.Uri; import android.os.Bundle; import android.os.PowerManager; import android.provider.VoicemailContract; import android.util.AttributeSet; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageButton; import android.widget.LinearLayout; import android.widget.SeekBar; import android.widget.SeekBar.OnSeekBarChangeListener; import android.widget.TextView; import com.android.common.io.MoreCloseables; import com.android.dialer.R; import com.android.dialer.calllog.CallLogAsyncTaskUtil; import com.google.common.base.Preconditions; import java.util.concurrent.TimeUnit; import java.util.concurrent.ScheduledFuture; import java.util.concurrent.ScheduledExecutorService; import javax.annotation.concurrent.GuardedBy; import javax.annotation.concurrent.NotThreadSafe; import javax.annotation.concurrent.ThreadSafe; /** * Displays and plays a single voicemail. *
* This class is not thread-safe, it is thread-confined. All calls to all public * methods on this class are expected to come from the main ui thread. */ @NotThreadSafe public class VoicemailPlaybackLayout extends LinearLayout implements VoicemailPlaybackPresenter.PlaybackView { private static final String TAG = VoicemailPlaybackLayout.class.getSimpleName(); /** * Controls the animation of the playback slider. */ @ThreadSafe private final class PositionUpdater implements Runnable { /** Update rate for the slider, 30fps. */ private static final int SLIDER_UPDATE_PERIOD_MILLIS = 1000 / 30; private int mDuration; private final ScheduledExecutorService mExecutorService; private final Object mLock = new Object(); @GuardedBy("mLock") private ScheduledFuture> mScheduledFuture; public PositionUpdater(int duration, ScheduledExecutorService executorService) { mDuration = duration; mExecutorService = executorService; } @Override public void run() { post(new Runnable() { @Override public void run() { int currentPosition = 0; synchronized (mLock) { if (mScheduledFuture == null || mPresenter == null) { // This task has been canceled. Just stop now. return; } currentPosition = mPresenter.getMediaPlayerPosition(); } setClipPosition(currentPosition, mDuration); } }); } public void startUpdating() { synchronized (mLock) { if (mScheduledFuture != null) { mScheduledFuture.cancel(false); mScheduledFuture = null; } mScheduledFuture = mExecutorService.scheduleAtFixedRate( this, 0, SLIDER_UPDATE_PERIOD_MILLIS, TimeUnit.MILLISECONDS); } } public void stopUpdating() { synchronized (mLock) { if (mScheduledFuture != null) { mScheduledFuture.cancel(false); mScheduledFuture = null; } } } } /** * Handle state changes when the user manipulates the seek bar. */ private final OnSeekBarChangeListener mSeekBarChangeListener = new OnSeekBarChangeListener() { @Override public void onStartTrackingTouch(SeekBar seekBar) { if (mPresenter != null) { mPresenter.pausePlaybackForSeeking(); } } @Override public void onStopTrackingTouch(SeekBar seekBar) { if (mPresenter != null) { mPresenter.resumePlaybackAfterSeeking(seekBar.getProgress()); } } @Override public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) { setClipPosition(seekBar.getProgress(), seekBar.getMax()); } }; /** * Click listener to toggle speakerphone. */ private final View.OnClickListener mSpeakerphoneListener = new View.OnClickListener() { @Override public void onClick(View v) { if (mPresenter != null) { onSpeakerphoneOn(!mPresenter.isSpeakerphoneOn()); } } }; /** * Click listener to play or pause voicemail playback. */ private final View.OnClickListener mStartStopButtonListener = new View.OnClickListener() { @Override public void onClick(View view) { if (mPresenter == null) { return; } if (mIsPlaying) { mPresenter.pausePlayback(); } else { mPresenter.resumePlayback(); } } }; private final View.OnClickListener mDeleteButtonListener = new View.OnClickListener() { @Override public void onClick(View view ) { if (mPresenter == null) { return; } CallLogAsyncTaskUtil.deleteVoicemail(mContext, mPresenter.getVoicemailUri(), null); } }; private Context mContext; private VoicemailPlaybackPresenter mPresenter; private boolean mIsPlaying = false; private SeekBar mPlaybackSeek; private ImageButton mStartStopButton; private ImageButton mPlaybackSpeakerphone; private ImageButton mDeleteButton; private TextView mPlaybackPosition; private PositionUpdater mPositionUpdater; public VoicemailPlaybackLayout(Context context) { this(context, null); } public VoicemailPlaybackLayout(Context context, AttributeSet attrs) { super(context, attrs); mContext = context; LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); inflater.inflate(R.layout.voicemail_playback_layout, this); } @Override public void setPresenter(VoicemailPlaybackPresenter presenter) { mPresenter = presenter; } @Override protected void onFinishInflate() { super.onFinishInflate(); mPlaybackSeek = (SeekBar) findViewById(R.id.playback_seek); mStartStopButton = (ImageButton) findViewById(R.id.playback_start_stop); mPlaybackSpeakerphone = (ImageButton) findViewById(R.id.playback_speakerphone); mDeleteButton = (ImageButton) findViewById(R.id.delete_voicemail); mPlaybackPosition = (TextView) findViewById(R.id.playback_position_text); mPlaybackSeek.setOnSeekBarChangeListener(mSeekBarChangeListener); mStartStopButton.setOnClickListener(mStartStopButtonListener); mPlaybackSpeakerphone.setOnClickListener(mSpeakerphoneListener); mDeleteButton.setOnClickListener(mDeleteButtonListener); } @Override public void onPlaybackStarted(int duration, ScheduledExecutorService executorService) { mIsPlaying = true; mStartStopButton.setImageResource(R.drawable.ic_hold_pause); if (mPresenter != null) { onSpeakerphoneOn(mPresenter.isSpeakerphoneOn()); } mPositionUpdater = new PositionUpdater(duration, executorService); mPositionUpdater.startUpdating(); } @Override public void onPlaybackStopped() { mIsPlaying = false; mStartStopButton.setImageResource(R.drawable.ic_play); if (mPositionUpdater != null) { mPositionUpdater.stopUpdating(); mPositionUpdater = null; } } @Override public void onPlaybackError(Exception e) { if (mPositionUpdater != null) { mPositionUpdater.stopUpdating(); } disableUiElements(); mPlaybackPosition.setText(getString(R.string.voicemail_playback_error)); Log.e(TAG, "Could not play voicemail", e); } public void onSpeakerphoneOn(boolean on) { if (mPresenter != null) { mPresenter.setSpeakerphoneOn(on); } if (on) { mPlaybackSpeakerphone.setImageResource(R.drawable.ic_speakerphone_on); // Speaker is now on, tapping button will turn it off. mPlaybackSpeakerphone.setContentDescription( mContext.getString(R.string.voicemail_speaker_off)); } else { mPlaybackSpeakerphone.setImageResource(R.drawable.ic_speakerphone_off); // Speaker is now off, tapping button will turn it on. mPlaybackSpeakerphone.setContentDescription( mContext.getString(R.string.voicemail_speaker_on)); } } @Override public void setClipPosition(int clipPositionInMillis, int clipLengthInMillis) { int seekBarPosition = Math.max(0, clipPositionInMillis); int seekBarMax = Math.max(seekBarPosition, clipLengthInMillis); if (mPlaybackSeek.getMax() != seekBarMax) { mPlaybackSeek.setMax(seekBarMax); } mPlaybackSeek.setProgress(seekBarPosition); mPlaybackPosition.setText(formatAsMinutesAndSeconds(seekBarMax - seekBarPosition)); } @Override public void setIsBuffering() { disableUiElements(); mPlaybackPosition.setText(getString(R.string.voicemail_buffering)); } @Override public void setIsFetchingContent() { disableUiElements(); mPlaybackPosition.setText(getString(R.string.voicemail_fetching_content)); } @Override public void setFetchContentTimeout() { disableUiElements(); mPlaybackPosition.setText(getString(R.string.voicemail_fetching_timout)); } @Override public int getDesiredClipPosition() { return mPlaybackSeek.getProgress(); } @Override public void disableUiElements() { mStartStopButton.setEnabled(false); mPlaybackSpeakerphone.setEnabled(false); mPlaybackSeek.setProgress(0); mPlaybackSeek.setEnabled(false); } @Override public void enableUiElements() { mStartStopButton.setEnabled(true); mPlaybackSpeakerphone.setEnabled(true); mPlaybackSeek.setEnabled(true); } private String getString(int resId) { return mContext.getString(resId); } /** * Formats a number of milliseconds as something that looks like {@code 00:05}. *
* We always use four digits, two for minutes two for seconds. In the very unlikely event * that the voicemail duration exceeds 99 minutes, the display is capped at 99 minutes. */ private String formatAsMinutesAndSeconds(int millis) { int seconds = millis / 1000; int minutes = seconds / 60; seconds -= minutes * 60; if (minutes > 99) { minutes = 99; } return String.format("%02d:%02d", minutes, seconds); } }