src/org/lineageos/eleven/appwidgets/AppWidgetLarge.java

   1 /*
   2  * Copyright (C) 2012 Andrew Neal
   3  * Copyright (C) 2014 The CyanogenMod Project
   4  * Licensed under the Apache License, Version 2.0
   5  * (the "License"); you may not use this file except in compliance with the
   6  * License. You may obtain a copy of the License at
   7  * http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law
   8  * or agreed to in writing, software distributed under the License is
   9  * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  10  * KIND, either express or implied. See the License for the specific language
  11  * governing permissions and limitations under the License.
  12  */
  13
  14 package org.lineageos.eleven.appwidgets;
  15
  16 import android.annotation.SuppressLint;
  17 import android.app.PendingIntent;
  18 import android.appwidget.AppWidgetManager;
  19 import android.content.ComponentName;
  20 import android.content.Context;
  21 import android.content.Intent;
  22 import android.graphics.Bitmap;
  23 import android.widget.RemoteViews;
  24
  25 import org.lineageos.eleven.MusicPlaybackService;
  26 import org.lineageos.eleven.R;
  27 import org.lineageos.eleven.ui.activities.HomeActivity;
  28 import org.lineageos.eleven.utils.ApolloUtils;
  29
  30 /**
  31  * 4x2 App-Widget
  32  *
  33  * @author Andrew Neal (andrewdneal@gmail.com)
  34  */
  35 @SuppressLint("NewApi")
  36 public class AppWidgetLarge extends AppWidgetBase {
  37
  38     public static final String CMDAPPWIDGETUPDATE = "app_widget_large_update";
  39
  40     private static AppWidgetLarge mInstance;
  41
  42     public static synchronized AppWidgetLarge getInstance() {
  43         if (mInstance == null) {
  44             mInstance = new AppWidgetLarge();
  45         }
  46         return mInstance;
  47     }
  48
  49     /**
  50      * {@inheritDoc}
  51      */
  52     @Override
  53     public void onUpdate(final Context context, final AppWidgetManager appWidgetManager,
  54             final int[] appWidgetIds) {
  55         defaultAppWidget(context, appWidgetIds);
  56         final Intent updateIntent = new Intent(MusicPlaybackService.SERVICECMD);
  57         updateIntent.putExtra(MusicPlaybackService.CMDNAME, AppWidgetLarge.CMDAPPWIDGETUPDATE);
  58         updateIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, appWidgetIds);
  59         updateIntent.setFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY);
  60         context.sendBroadcast(updateIntent);
  61     }
  62
  63     /**
  64      * Initialize given widgets to default state, where we launch Music on
  65      * default click and hide actions if service not running.
  66      */
  67     private void defaultAppWidget(final Context context, final int[] appWidgetIds) {
  68         final RemoteViews appWidgetViews = new RemoteViews(context.getPackageName(),
  69                 R.layout.app_widget_large);
  70         linkButtons(context, appWidgetViews);
  71         pushUpdate(context, appWidgetIds, appWidgetViews);
  72     }
  73
  74     private void pushUpdate(final Context context, final int[] appWidgetIds, final RemoteViews views) {
  75         final AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
  76         if (appWidgetIds != null) {
  77             appWidgetManager.updateAppWidget(appWidgetIds, views);
  78         } else {
  79             appWidgetManager.updateAppWidget(new ComponentName(context, getClass()), views);
  80         }
  81     }
  82
  83     /**
  84      * Check against {@link AppWidgetManager} if there are any instances of this
  85      * widget.
  86      */
  87     private boolean hasInstances(final Context context) {
  88         final AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
  89         final int[] mAppWidgetIds = appWidgetManager.getAppWidgetIds(new ComponentName(context,
  90                 getClass()));
  91         return mAppWidgetIds.length > 0;
  92     }
  93
  94     /**
  95      * Handle a change notification coming over from
  96      * {@link MusicPlaybackService}
  97      */
  98     public void notifyChange(final MusicPlaybackService service, final String what) {
  99         if (hasInstances(service)) {
 100             if (MusicPlaybackService.META_CHANGED.equals(what)
 101                     || MusicPlaybackService.PLAYSTATE_CHANGED.equals(what)) {
 102                 performUpdate(service, null);
 103             }
 104         }
 105     }
 106
 107     /**
 108      * Update all active widget instances by pushing changes
 109      */
 110     public void performUpdate(final MusicPlaybackService service, final int[] appWidgetIds) {
 111         final RemoteViews appWidgetView = new RemoteViews(service.getPackageName(),
 112                 R.layout.app_widget_large);
 113
 114         final CharSequence trackName = service.getTrackName();
 115         final CharSequence artistName = service.getArtistName();
 116         final CharSequence albumName = service.getAlbumName();
 117         final Bitmap bitmap = service.getAlbumArt(true).getBitmap();
 118
 119         // Set the titles and artwork
 120         appWidgetView.setTextViewText(R.id.app_widget_large_line_one, trackName);
 121         appWidgetView.setTextViewText(R.id.app_widget_large_line_two, artistName);
 122         appWidgetView.setTextViewText(R.id.app_widget_large_line_three, albumName);
 123         appWidgetView.setImageViewBitmap(R.id.app_widget_large_image, bitmap);
 124
 125         // Set correct drawable for pause state
 126         final boolean isPlaying = service.isPlaying();
 127         if (isPlaying) {
 128             appWidgetView.setImageViewResource(R.id.app_widget_large_play,
 129                     R.drawable.btn_playback_pause);
 130             appWidgetView.setContentDescription(R.id.app_widget_large_play,
 131                     service.getString(R.string.accessibility_pause));
 132         } else {
 133             appWidgetView.setImageViewResource(R.id.app_widget_large_play,
 134                     R.drawable.btn_playback_play);
 135             appWidgetView.setContentDescription(R.id.app_widget_large_play,
 136                     service.getString(R.string.accessibility_play));
 137         }
 138
 139         // Link actions buttons to intents
 140         linkButtons(service, appWidgetView);
 141
 142         // Update the app-widget
 143         pushUpdate(service, appWidgetIds, appWidgetView);
 144     }
 145
 146     /**
 147      * Link up various button actions using {@link PendingIntents}.
 148      *
 149      */
 150     private void linkButtons(final Context context, final RemoteViews views) {
 151         Intent action;
 152         PendingIntent pendingIntent;
 153
 154         final ComponentName serviceName = new ComponentName(context, MusicPlaybackService.class);
 155
 156         // Home
 157         action = new Intent(context, HomeActivity.class);
 158         action.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
 159         pendingIntent = PendingIntent.getActivity(context, 0, action, 0);
 160         views.setOnClickPendingIntent(R.id.app_widget_large_info_container, pendingIntent);
 161         views.setOnClickPendingIntent(R.id.app_widget_large_image, pendingIntent);
 162
 163         // Previous track
 164         pendingIntent = buildPendingIntent(context, MusicPlaybackService.PREVIOUS_ACTION, serviceName);
 165         views.setOnClickPendingIntent(R.id.app_widget_large_previous, pendingIntent);
 166
 167         // Play and pause
 168         pendingIntent = buildPendingIntent(context, MusicPlaybackService.TOGGLEPAUSE_ACTION, serviceName);
 169         views.setOnClickPendingIntent(R.id.app_widget_large_play, pendingIntent);
 170
 171         // Next track
 172         pendingIntent = buildPendingIntent(context, MusicPlaybackService.NEXT_ACTION, serviceName);
 173         views.setOnClickPendingIntent(R.id.app_widget_large_next, pendingIntent);
 174     }
 175
 176 }