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/*
* Copyright (C) 2012 Andrew Neal 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.cyngn.eleven.appwidgets;
import android.annotation.SuppressLint;
import android.app.PendingIntent;
import android.appwidget.AppWidgetManager;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.text.TextUtils;
import android.view.View;
import android.widget.RemoteViews;
import com.cyngn.eleven.MusicPlaybackService;
import com.cyngn.eleven.R;
import com.cyngn.eleven.ui.activities.HomeActivity;
import com.cyngn.eleven.ui.fragments.AudioPlayerFragment;
import com.cyngn.eleven.utils.ApolloUtils;
/**
* 4x1 App-Widget
*
* @author Andrew Neal (andrewdneal@gmail.com)
*/
@SuppressLint("NewApi")
public class AppWidgetSmall extends AppWidgetBase {
public static final String CMDAPPWIDGETUPDATE = "app_widget_small_update";
private static AppWidgetSmall mInstance;
public static synchronized AppWidgetSmall getInstance() {
if (mInstance == null) {
mInstance = new AppWidgetSmall();
}
return mInstance;
}
/**
* {@inheritDoc}
*/
@Override
public void onUpdate(final Context context, final AppWidgetManager appWidgetManager,
final int[] appWidgetIds) {
defaultAppWidget(context, appWidgetIds);
final Intent updateIntent = new Intent(MusicPlaybackService.SERVICECMD);
updateIntent.putExtra(MusicPlaybackService.CMDNAME, AppWidgetSmall.CMDAPPWIDGETUPDATE);
updateIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, appWidgetIds);
updateIntent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY);
context.sendBroadcast(updateIntent);
}
/**
* Initialize given widgets to default state, where we launch Music on
* default click and hide actions if service not running.
*/
private void defaultAppWidget(final Context context, final int[] appWidgetIds) {
final RemoteViews appWidgetViews = new RemoteViews(context.getPackageName(),
R.layout.app_widget_small);
appWidgetViews.setViewVisibility(R.id.app_widget_small_info_container, View.INVISIBLE);
linkButtons(context, appWidgetViews, false);
pushUpdate(context, appWidgetIds, appWidgetViews);
}
private void pushUpdate(final Context context, final int[] appWidgetIds, final RemoteViews views) {
final AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
if (appWidgetIds != null) {
appWidgetManager.updateAppWidget(appWidgetIds, views);
} else {
appWidgetManager.updateAppWidget(new ComponentName(context, getClass()), views);
}
}
/**
* Check against {@link AppWidgetManager} if there are any instances of this
* widget.
*/
private boolean hasInstances(final Context context) {
final AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
final int[] mAppWidgetIds = appWidgetManager.getAppWidgetIds(new ComponentName(context,
getClass()));
return mAppWidgetIds.length > 0;
}
/**
* Handle a change notification coming over from
* {@link MusicPlaybackService}
*/
public void notifyChange(final MusicPlaybackService service, final String what) {
if (hasInstances(service)) {
if (MusicPlaybackService.META_CHANGED.equals(what)
|| MusicPlaybackService.PLAYSTATE_CHANGED.equals(what)) {
performUpdate(service, null);
}
}
}
/**
* Update all active widget instances by pushing changes
*/
public void performUpdate(final MusicPlaybackService service, final int[] appWidgetIds) {
final RemoteViews appWidgetView = new RemoteViews(service.getPackageName(),
R.layout.app_widget_small);
final CharSequence trackName = service.getTrackName();
final CharSequence artistName = service.getArtistName();
final Bitmap bitmap = service.getAlbumArt();
// Set the titles and artwork
if (TextUtils.isEmpty(trackName) && TextUtils.isEmpty(artistName)) {
appWidgetView.setViewVisibility(R.id.app_widget_small_info_container, View.INVISIBLE);
} else {
appWidgetView.setViewVisibility(R.id.app_widget_small_info_container, View.VISIBLE);
appWidgetView.setTextViewText(R.id.app_widget_small_line_one, trackName);
appWidgetView.setTextViewText(R.id.app_widget_small_line_two, artistName);
}
appWidgetView.setImageViewBitmap(R.id.app_widget_small_image, bitmap);
// Set correct drawable for pause state
final boolean isPlaying = service.isPlaying();
if (isPlaying) {
appWidgetView.setImageViewResource(R.id.app_widget_small_play,
R.drawable.btn_playback_pause);
if (ApolloUtils.hasJellyBean()) {
appWidgetView.setContentDescription(R.id.app_widget_small_play,
service.getString(R.string.accessibility_pause));
}
} else {
appWidgetView.setImageViewResource(R.id.app_widget_small_play,
R.drawable.btn_playback_play);
if (ApolloUtils.hasJellyBean()) {
appWidgetView.setContentDescription(R.id.app_widget_small_play,
service.getString(R.string.accessibility_play));
}
}
// Link actions buttons to intents
linkButtons(service, appWidgetView, isPlaying);
// Update the app-widget
pushUpdate(service, appWidgetIds, appWidgetView);
}
/**
* Link up various button actions using {@link PendingIntents}.
*
* @param playerActive True if player is active in background, which means
* widget click will launch {@link AudioPlayerFragment},
* otherwise we launch {@link MusicBrowserActivity}.
*/
private void linkButtons(final Context context, final RemoteViews views,
final boolean playerActive) {
Intent action;
PendingIntent pendingIntent;
final ComponentName serviceName = new ComponentName(context, MusicPlaybackService.class);
// Now playing
if (playerActive) {
action = new Intent(context, HomeActivity.class);
action.setAction(HomeActivity.ACTION_VIEW_MUSIC_PLAYER);
pendingIntent = PendingIntent.getActivity(context, 0, action, 0);
views.setOnClickPendingIntent(R.id.app_widget_small_info_container, pendingIntent);
views.setOnClickPendingIntent(R.id.app_widget_small_image, pendingIntent);
} else {
// Home
action = new Intent(context, HomeActivity.class);
action.setAction(HomeActivity.ACTION_VIEW_BROWSE);
action.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
pendingIntent = PendingIntent.getActivity(context, 0, action, 0);
views.setOnClickPendingIntent(R.id.app_widget_small_info_container, pendingIntent);
views.setOnClickPendingIntent(R.id.app_widget_small_image, pendingIntent);
}
// Previous track
pendingIntent = buildPendingIntent(context, MusicPlaybackService.PREVIOUS_ACTION, serviceName);
views.setOnClickPendingIntent(R.id.app_widget_small_previous, pendingIntent);
// Play and pause
pendingIntent = buildPendingIntent(context, MusicPlaybackService.TOGGLEPAUSE_ACTION, serviceName);
views.setOnClickPendingIntent(R.id.app_widget_small_play, pendingIntent);
// Next track
pendingIntent = buildPendingIntent(context, MusicPlaybackService.NEXT_ACTION, serviceName);
views.setOnClickPendingIntent(R.id.app_widget_small_next, pendingIntent);
}
}
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