New Drawables and widget alpha

app/src/main/AndroidManifest.xml

@@ -9,13 +9,13 @@
     <uses-permission android:name="android.permission.INTERNET" />
 
     <application
-        android:name="com.kabouzeid.gramophone.App"
+        android:name=".App"
         android:allowBackup="true"
         android:icon="@drawable/ic_launcher"
         android:label="@string/app_name"
         android:theme="@style/Theme.MaterialMusic" >
         <activity
-            android:name="com.kabouzeid.gramophone.ui.activities.MainActivity"
+            android:name=".ui.activities.MainActivity"
             android:label="@string/app_name" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
@@ -23,21 +23,21 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <activity android:name="com.kabouzeid.gramophone.ui.activities.AlbumDetailActivity" >
+        <activity android:name=".ui.activities.AlbumDetailActivity" >
         </activity>
-        <activity android:name="com.kabouzeid.gramophone.ui.activities.ArtistDetailActivity" >
+        <activity android:name=".ui.activities.ArtistDetailActivity" >
         </activity>
         <activity
-            android:name="com.kabouzeid.gramophone.ui.activities.MusicControllerActivity"
-            android:parentActivityName="com.kabouzeid.gramophone.ui.activities.MainActivity" >
+            android:name=".ui.activities.MusicControllerActivity"
+            android:parentActivityName=".ui.activities.MainActivity" >
         </activity>
 
         <service
-            android:name="com.kabouzeid.gramophone.service.MusicService"
+            android:name=".service.MusicService"
             android:enabled="true" >
         </service>
 
-        <receiver android:name="com.kabouzeid.gramophone.service.MediaButtonIntentReceiver" >
+        <receiver android:name=".service.MediaButtonIntentReceiver" >
             <intent-filter>
                 <action android:name="android.intent.action.MEDIA_BUTTON" />
             </intent-filter>
@@ -48,18 +48,28 @@
             android:value="b23725bd3d266aa65c5a3dd1816b2f801524a189" />
 
         <activity
-            android:name="com.kabouzeid.gramophone.ui.activities.tageditor.SongTagEditorActivity"
+            android:name=".ui.activities.tageditor.SongTagEditorActivity"
             android:label="@string/title_activity_tag_editor"
             android:windowSoftInputMode="adjustResize" >
         </activity>
         <activity
-            android:name="com.kabouzeid.gramophone.ui.activities.tageditor.AlbumTagEditorActivity"
+            android:name=".ui.activities.tageditor.AlbumTagEditorActivity"
             android:label="@string/title_activity_album_tag_editor" >
         </activity>
         <activity
-            android:name="com.kabouzeid.gramophone.ui.activities.SearchActivity"
+            android:name=".ui.activities.SearchActivity"
             android:label="@string/title_activity_search" >
         </activity>
+
+        <receiver android:name=".widget.MusicPlayerWidget" >
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
+            </intent-filter>
+
+            <meta-data
+                android:name="android.appwidget.provider"
+                android:resource="@xml/music_player_widget_info" />
+        </receiver>
     </application>
 
 </manifest>

app/src/main/java/com/kabouzeid/gramophone/widget/MusicPlayerWidget.java

@@ -0,0 +1,104 @@
+package com.kabouzeid.gramophone.widget;
+
+import android.app.PendingIntent;
+import android.appwidget.AppWidgetManager;
+import android.appwidget.AppWidgetProvider;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.net.Uri;
+import android.widget.RemoteViews;
+
+import com.kabouzeid.gramophone.App;
+import com.kabouzeid.gramophone.R;
+import com.kabouzeid.gramophone.model.Song;
+import com.kabouzeid.gramophone.service.MusicService;
+import com.kabouzeid.gramophone.ui.activities.MusicControllerActivity;
+import com.kabouzeid.gramophone.util.MusicUtil;
+import com.nostra13.universalimageloader.core.ImageLoader;
+
+/**
+ * Implementation of App Widget functionality.
+ */
+public class MusicPlayerWidget extends AppWidgetProvider {
+    private static MusicPlayerWidget instance;
+
+    public static synchronized MusicPlayerWidget getInstance() {
+        if (instance == null) {
+            instance = new MusicPlayerWidget();
+        }
+        return instance;
+    }
+
+    @Override
+    public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
+        RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.music_player_widget);
+
+        appWidgetManager.updateAppWidget(appWidgetIds, views);
+    }
+
+
+    @Override
+    public void onEnabled(Context context) {
+        // Enter relevant functionality for when the first widget is created
+    }
+
+    @Override
+    public void onDisabled(Context context) {
+        // Enter relevant functionality for when the last widget is disabled
+    }
+
+    private void linkButtons(final Context context, final RemoteViews views) {
+        views.setOnClickPendingIntent(R.id.album_art, retrievePlaybackActions(context, 0));
+        views.setOnClickPendingIntent(R.id.button_toggle_play_pause, retrievePlaybackActions(context, 1));
+        views.setOnClickPendingIntent(R.id.button_next, retrievePlaybackActions(context, 2));
+        views.setOnClickPendingIntent(R.id.button_prev, retrievePlaybackActions(context, 3));
+    }
+
+    private PendingIntent retrievePlaybackActions(final Context context, final int which) {
+        Intent action;
+        PendingIntent pendingIntent;
+        final ComponentName serviceName = new ComponentName(context, MusicService.class);
+        switch (which) {
+            case 0:
+                action = new Intent(context, MusicControllerActivity.class);
+                pendingIntent = PendingIntent.getActivity(context, 0, action, 0);
+                return pendingIntent;
+            case 1:
+                action = new Intent(MusicService.ACTION_TOGGLE_PLAYBACK);
+                action.setComponent(serviceName);
+                pendingIntent = PendingIntent.getService(context, 1, action, 0);
+                return pendingIntent;
+            case 2:
+                action = new Intent(MusicService.ACTION_SKIP);
+                action.setComponent(serviceName);
+                pendingIntent = PendingIntent.getService(context, 2, action, 0);
+                return pendingIntent;
+            case 3:
+                action = new Intent(MusicService.ACTION_REWIND);
+                action.setComponent(serviceName);
+                pendingIntent = PendingIntent.getService(context, 3, action, 0);
+                return pendingIntent;
+        }
+        return null;
+    }
+
+    public void performUpdate(final  MusicService service, final Song song){
+        final RemoteViews views = new RemoteViews(service.getPackageName(), R.layout.music_player_widget);
+        linkButtons(service, views);
+        loadAlbumArt(views, MusicUtil.getAlbumArtUri(song.albumId).toString());
+        views.setTextViewText(R.id.song_title, song.title);
+    }
+
+    private static void loadAlbumArt(RemoteViews widgetView, String albumArtUri) {
+        Bitmap albumArtBitmap = ImageLoader.getInstance().loadImageSync(albumArtUri);
+        if (albumArtBitmap == null) {
+            widgetView.setImageViewResource(R.id.album_art, R.drawable.default_album_art);
+        } else {
+            widgetView.setImageViewBitmap(R.id.album_art, albumArtBitmap);
+        }
+    }
+}
+
+

app/src/main/res/layout/music_player_widget.xml

@@ -0,0 +1,69 @@
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                android:layout_width="match_parent"
+                android:layout_height="@dimen/app_widget_small_artwork_height"
+                android:background="#FFFFFF">
+
+    <ImageView
+        android:src="@drawable/default_album_art"
+        android:id="@+id/album_art"
+        android:layout_width="@dimen/app_widget_small_artwork_height"
+        android:layout_height="@dimen/app_widget_small_artwork_height"
+        android:scaleType="centerCrop"
+        />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+        <TextView
+            android:gravity="center"
+            android:id="@+id/song_title"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:singleLine="true"
+            android:textAppearance="@style/Theme.MaterialMusic.Notification.Title"
+            android:layout_margin="4dp"
+            android:text="@string/nothing_playing"/>
+
+        <LinearLayout
+            android:id="@+id/media_actions"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_gravity="center_vertical"
+            android:orientation="horizontal"
+            >
+
+            <ImageButton
+                android:layout_weight="1"
+                android:background="@drawable/notification_selector"
+                android:layout_width="wrap_content"
+                android:layout_height="match_parent"
+                android:id="@+id/button_prev"
+                android:src="@drawable/ic_skip_previous_black_36dp"
+                />
+
+            <ImageButton
+                android:layout_weight="1"
+                android:background="@drawable/notification_selector"
+                android:layout_width="wrap_content"
+                android:layout_height="match_parent"
+                android:id="@+id/button_toggle_play_pause"
+                android:src="@drawable/ic_play_arrow_black_36dp"
+                />
+
+            <ImageButton
+                android:layout_weight="1"
+                android:background="@drawable/notification_selector"
+                android:layout_width="wrap_content"
+                android:layout_height="match_parent"
+                android:id="@+id/button_next"
+                android:src="@drawable/ic_skip_next_black_36dp"
+                />
+        </LinearLayout>
+
+    </LinearLayout>
+
+
+
+</LinearLayout>

app/src/main/res/values-v14/dimens.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <!--
+Refer to App Widget Documentation for margin information
+http://developer.android.com/guide/topics/appwidgets/index.html#CreatingLayout
+    -->
+    <dimen name="widget_margin">0dp</dimen>
+
+</resources>

app/src/main/res/values/dimens.xml

@@ -36,4 +36,11 @@
     <dimen name="tab_height">48dp</dimen>
 
     <dimen name="tagEditorHeaderVariableSpace">100dp</dimen>
+
+    <!--
+Refer to App Widget Documentation for margin information
+http://developer.android.com/guide/topics/appwidgets/index.html#CreatingLayout
+    -->
+    <dimen name="widget_margin">8dp</dimen>
+    <dimen name="app_widget_small_artwork_height">64dp</dimen>
 </resources>

app/src/main/res/xml/music_player_widget_info.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<appwidget-provider xmlns:android="http://schemas.android.com/apk/res/android"
+                    android:minWidth="180dp"
+                    android:minHeight="40dp"
+                    android:updatePeriodMillis="86400000"
+                    android:previewImage="@drawable/example_appwidget_preview"
+                    android:initialLayout="@layout/music_player_widget"
+                    android:resizeMode="horizontal|vertical"
+                    android:widgetCategory="home_screen|keyguard"
+                    android:initialKeyguardLayout="@layout/music_player_widget">
+</appwidget-provider>