/*
* Copyright (C) 2009 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.camera;
import com.android.gallery.R;
import android.app.AlertDialog;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.DialogInterface.OnCancelListener;
import android.content.DialogInterface.OnClickListener;
import android.database.Cursor;
import android.database.sqlite.SQLiteException;
import android.media.MediaPlayer;
import android.net.Uri;
import android.os.Handler;
import android.provider.MediaStore;
import android.provider.MediaStore.Video;
import android.view.View;
import android.widget.MediaController;
import android.widget.VideoView;
public class MovieViewControl implements MediaPlayer.OnErrorListener,
MediaPlayer.OnCompletionListener {
@SuppressWarnings("unused")
private static final String TAG = "MovieViewControl";
private static final int ONE_MINUTE = 60 * 1000;
private static final int TWO_MINUTES = 2 * ONE_MINUTE;
private static final int FIVE_MINUTES = 5 * ONE_MINUTE;
// Copied from MediaPlaybackService in the Music Player app. Should be
// public, but isn't.
private static final String SERVICECMD =
"com.android.music.musicservicecommand";
private static final String CMDNAME = "command";
private static final String CMDPAUSE = "pause";
private final VideoView mVideoView;
private final View mProgressView;
private final Uri mUri;
private final ContentResolver mContentResolver;
// State maintained for proper onPause/OnResume behaviour.
private int mPositionWhenPaused = -1;
private boolean mWasPlayingWhenPaused = false;
private MediaController mMediaController;
Handler mHandler = new Handler();
Runnable mPlayingChecker = new Runnable() {
public void run() {
if (mVideoView.isPlaying()) {
mProgressView.setVisibility(View.GONE);
} else {
mHandler.postDelayed(mPlayingChecker, 250);
}
}
};
public MovieViewControl(View rootView, Context context, Uri videoUri) {
mContentResolver = context.getContentResolver();
mVideoView = (VideoView) rootView.findViewById(R.id.surface_view);
mProgressView = rootView.findViewById(R.id.progress_indicator);
mUri = videoUri;
// For streams that we expect to be slow to start up, show a
// progress spinner until playback starts.
String scheme = mUri.getScheme();
if ("http".equalsIgnoreCase(scheme)
|| "rtsp".equalsIgnoreCase(scheme)) {
mHandler.postDelayed(mPlayingChecker, 250);
} else {
mProgressView.setVisibility(View.GONE);
}
mVideoView.setOnErrorListener(this);
mVideoView.setOnCompletionListener(this);
mVideoView.setVideoURI(mUri);
mMediaController = new MediaController(context);
mVideoView.setMediaController(mMediaController);
// make the video view handle keys for seeking and pausing
mVideoView.requestFocus();
Intent i = new Intent(SERVICECMD);
i.putExtra(CMDNAME, CMDPAUSE);
context.sendBroadcast(i);
final Integer bookmark = getBookmark();
if (bookmark != null) {
AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setTitle(R.string.resume_playing_title);
builder.setMessage(String.format(
context.getString(R.string.resume_playing_message),
MenuHelper.formatDuration(context, bookmark)));
builder.setOnCancelListener(new OnCancelListener() {
public void onCancel(DialogInterface dialog) {
onCompletion();
}});
builder.setPositiveButton(R.string.resume_playing_resume,
new OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
mVideoView.seekTo(bookmark);
mVideoView.start();
}});
builder.setNegativeButton(R.string.resume_playing_restart,
new OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
mVideoView.start();
}});
builder.show();
} else {
mVideoView.start();
}
}
private static boolean uriSupportsBookmarks(Uri uri) {
String scheme = uri.getScheme();
String authority = uri.getAuthority();
return ("content".equalsIgnoreCase(scheme)
&& MediaStore.AUTHORITY.equalsIgnoreCase(authority));
}
private Integer getBookmark() {
if (!uriSupportsBookmarks(mUri)) {
return null;
}
String[] projection = new String[] {
Video.VideoColumns.DURATION,
Video.VideoColumns.BOOKMARK};
try {
Cursor cursor = mContentResolver.query(
mUri, projection, null, null, null);
if (cursor != null) {
try {
if (cursor.moveToFirst()) {
int duration = getCursorInteger(cursor, 0);
int bookmark = getCursorInteger(cursor, 1);
if ((bookmark < TWO_MINUTES)
|| (duration < FIVE_MINUTES)
|| (bookmark > (duration - ONE_MINUTE))) {
return null;
}
return Integer.valueOf(bookmark);
}
} finally {
cursor.close();
}
}
} catch (SQLiteException e) {
// ignore
}
return null;
}
private static int getCursorInteger(Cursor cursor, int index) {
try {
return cursor.getInt(index);
} catch (SQLiteException e) {
return 0;
} catch (NumberFormatException e) {
return 0;
}
}
private void setBookmark(int bookmark) {
if (!uriSupportsBookmarks(mUri)) {
return;
}
ContentValues values = new ContentValues();
values.put(Video.VideoColumns.BOOKMARK, Integer.toString(bookmark));
try {
mContentResolver.update(mUri, values, null, null);
} catch (SecurityException ex) {
// Ignore, can happen if we try to set the bookmark on a read-only
// resource such as a video attached to GMail.
} catch (SQLiteException e) {
// ignore. can happen if the content doesn't support a bookmark
// column.
} catch (UnsupportedOperationException e) {
// ignore. can happen if the external volume is already detached.
}
}
public void onPause() {
mHandler.removeCallbacksAndMessages(null);
setBookmark(mVideoView.getCurrentPosition());
mPositionWhenPaused = mVideoView.getCurrentPosition();
mWasPlayingWhenPaused = mVideoView.isPlaying();
mVideoView.stopPlayback();
}
public void onResume() {
if (mPositionWhenPaused >= 0) {
mVideoView.setVideoURI(mUri);
mVideoView.seekTo(mPositionWhenPaused);
mPositionWhenPaused = -1;
if (mWasPlayingWhenPaused) {
mMediaController.show(0);
}
}
}
public boolean onError(MediaPlayer player, int arg1, int arg2) {
mHandler.removeCallbacksAndMessages(null);
mProgressView.setVisibility(View.GONE);
return false;
}
public void onCompletion(MediaPlayer mp) {
onCompletion();
}
public void onCompletion() {
}
}