[Widget] Added a new MD3 widget

app/src/main/AndroidManifest.xml

@@ -121,7 +121,7 @@
         <activity android:name=".activities.PermissionActivity" />
         <activity android:name=".activities.LockScreenActivity" />
         <activity
-            android:name="code.name.monkey.retromusic.fragments.backup.RestoreActivity"
+            android:name=".fragments.backup.RestoreActivity"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.VIEW" />
@@ -256,13 +256,25 @@
                 android:name="android.appwidget.provider"
                 android:resource="@xml/app_widget_card_info" />
         </receiver>
+        <receiver
+            android:name=".appwidgets.AppWidgetMD3"
+            android:exported="true"
+            android:label="@string/app_widget_md3_name">
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
+            </intent-filter>
+
+            <meta-data
+                android:name="android.appwidget.provider"
+                android:resource="@xml/app_widget_md3_info" />
+        </receiver>
 
         <service
             android:name=".service.MusicService"
             android:enabled="true"
             android:exported="true"
-            android:label="@string/app_name"
             android:foregroundServiceType="mediaPlayback"
+            android:label="@string/app_name"
             tools:ignore="ExportedService">
             <intent-filter>
                 <action android:name="android.media.browse.MediaBrowserService" />
@@ -284,6 +296,6 @@
         <!-- ChromeCast -->
         <meta-data
             android:name="com.google.android.gms.cast.framework.OPTIONS_PROVIDER_CLASS_NAME"
-            android:value="code.name.monkey.retromusic.cast.CastOptionsProvider" />
+            android:value=".cast.CastOptionsProvider" />
     </application>
 </manifest>

app/src/main/java/code/name/monkey/retromusic/appwidgets/AppWidgetMD3.kt

@@ -0,0 +1,273 @@
+/*
+ * Copyright (c) 2020 Hemanth Savarla.
+ *
+ * Licensed under the GNU General Public License v3
+ *
+ * This is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ */
+package code.name.monkey.retromusic.appwidgets
+
+import android.app.PendingIntent
+import android.content.ComponentName
+import android.content.Context
+import android.content.Intent
+import android.graphics.Bitmap
+import android.graphics.drawable.Drawable
+import android.text.TextUtils
+import android.view.View
+import android.widget.RemoteViews
+import code.name.monkey.appthemehelper.util.MaterialValueHelper
+import code.name.monkey.appthemehelper.util.VersionUtils
+import code.name.monkey.retromusic.R
+import code.name.monkey.retromusic.activities.MainActivity
+import code.name.monkey.retromusic.appwidgets.base.BaseAppWidget
+import code.name.monkey.retromusic.glide.GlideApp
+import code.name.monkey.retromusic.glide.RetroGlideExtension
+import code.name.monkey.retromusic.glide.palette.BitmapPaletteWrapper
+import code.name.monkey.retromusic.service.MusicService
+import code.name.monkey.retromusic.service.MusicService.*
+import code.name.monkey.retromusic.util.DensityUtil
+import code.name.monkey.retromusic.util.ImageUtil
+import code.name.monkey.retromusic.util.PreferenceUtil
+import code.name.monkey.retromusic.util.RetroUtil
+import com.bumptech.glide.Glide
+import com.bumptech.glide.request.target.SimpleTarget
+import com.bumptech.glide.request.target.Target
+import com.bumptech.glide.request.transition.Transition
+
+class AppWidgetMD3 : BaseAppWidget() {
+    private var target: Target<BitmapPaletteWrapper>? = null // for cancellation
+
+    /**
+     * Initialize given widgets to default state, where we launch Music on default click and hide
+     * actions if service not running.
+     */
+    override fun defaultAppWidget(context: Context, appWidgetIds: IntArray) {
+        val appWidgetView = RemoteViews(context.packageName, R.layout.app_widget_md3)
+
+        appWidgetView.setViewVisibility(R.id.media_titles, View.INVISIBLE)
+        appWidgetView.setImageViewResource(R.id.image, R.drawable.default_audio_art)
+        val secondaryColor = MaterialValueHelper.getSecondaryTextColor(context, true)
+        appWidgetView.setImageViewBitmap(
+            R.id.button_next, createBitmap(
+                RetroUtil.getTintedVectorDrawable(
+                    context,
+                    R.drawable.ic_skip_next,
+                    secondaryColor
+                ), 1f
+            )
+        )
+        appWidgetView.setImageViewBitmap(
+            R.id.button_prev, createBitmap(
+                RetroUtil.getTintedVectorDrawable(
+                    context,
+                    R.drawable.ic_skip_previous,
+                    secondaryColor
+                ), 1f
+            )
+        )
+        appWidgetView.setImageViewBitmap(
+            R.id.button_toggle_play_pause, createBitmap(
+                RetroUtil.getTintedVectorDrawable(
+                    context,
+                    R.drawable.ic_play_arrow_white_32dp,
+                    secondaryColor
+                ), 1f
+            )
+        )
+
+        linkButtons(context, appWidgetView)
+        pushUpdate(context, appWidgetIds, appWidgetView)
+    }
+
+    /**
+     * Update all active widget instances by pushing changes
+     */
+    override fun performUpdate(service: MusicService, appWidgetIds: IntArray?) {
+        val appWidgetView = RemoteViews(service.packageName, R.layout.app_widget_md3)
+
+        val isPlaying = service.isPlaying
+        val song = service.currentSong
+
+        // Set the titles and artwork
+        if (TextUtils.isEmpty(song.title) && TextUtils.isEmpty(song.artistName)) {
+            appWidgetView.setViewVisibility(R.id.media_titles, View.INVISIBLE)
+        } else {
+            appWidgetView.setViewVisibility(R.id.media_titles, View.VISIBLE)
+            appWidgetView.setTextViewText(R.id.title, song.title)
+            appWidgetView.setTextViewText(R.id.text, getSongArtistAndAlbum(song))
+        }
+
+        // Set correct drawable for pause state
+        val playPauseRes =
+            if (isPlaying) R.drawable.ic_pause else R.drawable.ic_play_arrow_white_32dp
+        appWidgetView.setImageViewBitmap(
+            R.id.button_toggle_play_pause, createBitmap(
+                RetroUtil.getTintedVectorDrawable(
+                    service,
+                    playPauseRes,
+                    MaterialValueHelper.getSecondaryTextColor(service, true)
+                ), 1f
+            )
+        )
+
+        // Set prev/next button drawables
+        appWidgetView.setImageViewBitmap(
+            R.id.button_next, createBitmap(
+                RetroUtil.getTintedVectorDrawable(
+                    service,
+                    R.drawable.ic_skip_next,
+                    MaterialValueHelper.getSecondaryTextColor(service, true)
+                ), 1f
+            )
+        )
+        appWidgetView.setImageViewBitmap(
+            R.id.button_prev, createBitmap(
+                RetroUtil.getTintedVectorDrawable(
+                    service,
+                    R.drawable.ic_skip_previous,
+                    MaterialValueHelper.getSecondaryTextColor(service, true)
+                ), 1f
+            )
+        )
+
+        // Link actions buttons to intents
+        linkButtons(service, appWidgetView)
+
+        if (imageSize == 0) {
+            imageSize =
+                service.resources.getDimensionPixelSize(R.dimen.app_widget_card_image_size)
+        }
+        if (cardRadius == 0f) {
+            cardRadius =
+                DensityUtil.dip2px(service, 8F).toFloat()
+        }
+
+        // Load the album cover async and push the update on completion
+        service.runOnUiThread {
+            if (target != null) {
+                Glide.with(service).clear(target)
+            }
+            target = GlideApp.with(service).asBitmapPalette().songCoverOptions(song)
+                .load(RetroGlideExtension.getSongModel(song))
+                .centerCrop()
+                .into(object : SimpleTarget<BitmapPaletteWrapper>(imageSize, imageSize) {
+                    override fun onResourceReady(
+                        resource: BitmapPaletteWrapper,
+                        transition: Transition<in BitmapPaletteWrapper>?
+                    ) {
+                        val palette = resource.palette
+                        update(
+                            resource.bitmap, palette.getVibrantColor(
+                                palette.getMutedColor(
+                                    MaterialValueHelper.getSecondaryTextColor(
+                                        service, true
+                                    )
+                                )
+                            )
+                        )
+                    }
+
+                    override fun onLoadFailed(errorDrawable: Drawable?) {
+                        super.onLoadFailed(errorDrawable)
+                        update(null, MaterialValueHelper.getSecondaryTextColor(service, true))
+                    }
+
+                    private fun update(bitmap: Bitmap?, color: Int) {
+                        // Set correct drawable for pause state
+                        appWidgetView.setImageViewBitmap(
+                            R.id.button_toggle_play_pause, ImageUtil.createBitmap(
+                                ImageUtil.getTintedVectorDrawable(
+                                    service, playPauseRes, color
+                                )
+                            )
+                        )
+
+                        // Set prev/next button drawables
+                        appWidgetView.setImageViewBitmap(
+                            R.id.button_next, ImageUtil.createBitmap(
+                                ImageUtil.getTintedVectorDrawable(
+                                    service, R.drawable.ic_skip_next, color
+                                )
+                            )
+                        )
+                        appWidgetView.setImageViewBitmap(
+                            R.id.button_prev, ImageUtil.createBitmap(
+                                ImageUtil.getTintedVectorDrawable(
+                                    service, R.drawable.ic_skip_previous, color
+                                )
+                            )
+                        )
+
+                        val image = getAlbumArtDrawable(service.resources, bitmap)
+                        val roundedBitmap = createRoundedBitmap(
+                            image, imageSize, imageSize, cardRadius, cardRadius, cardRadius, cardRadius
+                        )
+                        appWidgetView.setImageViewBitmap(R.id.image, roundedBitmap)
+
+                        pushUpdate(service, appWidgetIds, appWidgetView)
+                    }
+                })
+        }
+    }
+
+    /**
+     * Link up various button actions using [PendingIntent].
+     */
+    private fun linkButtons(context: Context, views: RemoteViews) {
+        val action = Intent(context, MainActivity::class.java)
+            .putExtra(
+                MainActivity.EXPAND_PANEL,
+                PreferenceUtil.isExpandPanel
+            )
+
+        val serviceName = ComponentName(context, MusicService::class.java)
+
+        // Home
+        action.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TOP
+        var pendingIntent =
+            PendingIntent.getActivity(
+                context, 0, action, if (VersionUtils.hasMarshmallow())
+                    PendingIntent.FLAG_IMMUTABLE
+                else 0
+            )
+        views.setOnClickPendingIntent(R.id.image, pendingIntent)
+        views.setOnClickPendingIntent(R.id.media_titles, pendingIntent)
+
+        // Previous track
+        pendingIntent = buildPendingIntent(context, ACTION_REWIND, serviceName)
+        views.setOnClickPendingIntent(R.id.button_prev, pendingIntent)
+
+        // Play and pause
+        pendingIntent = buildPendingIntent(context, ACTION_TOGGLE_PAUSE, serviceName)
+        views.setOnClickPendingIntent(R.id.button_toggle_play_pause, pendingIntent)
+
+        // Next track
+        pendingIntent = buildPendingIntent(context, ACTION_SKIP, serviceName)
+        views.setOnClickPendingIntent(R.id.button_next, pendingIntent)
+    }
+
+    companion object {
+
+        const val NAME = "app_widget_md3"
+
+        private var mInstance: AppWidgetMD3? = null
+        private var imageSize = 0
+        private var cardRadius = 0F
+
+        val instance: AppWidgetMD3
+            @Synchronized get() {
+                if (mInstance == null) {
+                    mInstance = AppWidgetMD3()
+                }
+                return mInstance!!
+            }
+    }
+}

app/src/main/java/code/name/monkey/retromusic/service/MusicService.java

@@ -81,6 +81,7 @@ import code.name.monkey.retromusic.activities.LockScreenActivity;
 import code.name.monkey.retromusic.appwidgets.AppWidgetBig;
 import code.name.monkey.retromusic.appwidgets.AppWidgetCard;
 import code.name.monkey.retromusic.appwidgets.AppWidgetClassic;
+import code.name.monkey.retromusic.appwidgets.AppWidgetMD3;
 import code.name.monkey.retromusic.appwidgets.AppWidgetSmall;
 import code.name.monkey.retromusic.appwidgets.AppWidgetText;
 import code.name.monkey.retromusic.auto.AutoMediaIDHelper;
@@ -198,6 +199,8 @@ public class MusicService extends MediaBrowserServiceCompat
 
     private final AppWidgetText appWidgetText = AppWidgetText.Companion.getInstance();
 
+    private final AppWidgetMD3 appWidgetMd3 = AppWidgetMD3.Companion.getInstance();
+
     private final BroadcastReceiver widgetIntentReceiver =
             new BroadcastReceiver() {
                 @Override
@@ -226,6 +229,10 @@ public class MusicService extends MediaBrowserServiceCompat
                                 appWidgetText.performUpdate(MusicService.this, ids);
                                 break;
                             }
+                            case AppWidgetMD3.NAME: {
+                                appWidgetMd3.performUpdate(MusicService.this, ids);
+                                break;
+                            }
                         }
                     }
                 }
@@ -1551,6 +1558,7 @@ public class MusicService extends MediaBrowserServiceCompat
         appWidgetSmall.notifyChange(this, what);
         appWidgetCard.notifyChange(this, what);
         appWidgetText.notifyChange(this, what);
+        appWidgetMd3.notifyChange(this, what);
     }
 
     private void setCustomAction(PlaybackStateCompat.Builder stateBuilder) {

app/src/main/res/drawable/app_widget_background.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+Background for widgets to make the rounded corners based on the
+appWidgetRadius attribute value
+-->
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+
+    <corners android:radius="16dp" />
+    <solid android:color="?android:attr/colorBackground" />
+</shape>

app/src/main/res/layout/app_widget_md3.xml

@@ -0,0 +1,100 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/content"
+    android:layout_width="match_parent"
+    android:layout_height="@dimen/app_widget_md3_height"
+    android:background="@drawable/app_widget_background"
+    android:backgroundTint="?android:attr/colorBackground"
+    android:orientation="horizontal"
+    tools:ignore="ContentDescription">
+
+    <ImageView
+        android:id="@+id/image"
+        android:layout_width="@dimen/app_widget_md3_image_size"
+        android:layout_height="@dimen/app_widget_md3_image_size"
+        android:background="@drawable/app_widget_background"
+        android:layout_margin="8dp"
+        android:layout_gravity="center_vertical"
+        android:scaleType="centerCrop" />
+
+    <RelativeLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <LinearLayout
+            android:id="@+id/media_actions"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_alignParentBottom="true"
+            android:layout_gravity="bottom"
+            android:layoutDirection="ltr"
+            android:orientation="horizontal"
+            android:paddingStart="8dp"
+            android:paddingEnd="8dp"
+            android:paddingBottom="8dp">
+
+            <ImageButton
+                android:id="@+id/button_prev"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_weight="1"
+                android:background="@drawable/widget_selector"
+                tools:src="@drawable/ic_skip_previous"
+                tools:tint="@color/ate_secondary_text_dark" />
+
+            <ImageButton
+                android:id="@+id/button_toggle_play_pause"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_weight="1"
+                android:background="@drawable/widget_selector"
+                tools:src="@drawable/ic_play_arrow_white_32dp"
+                tools:tint="@color/ate_secondary_text_dark" />
+
+            <ImageButton
+                android:id="@+id/button_next"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_weight="1"
+                android:background="@drawable/widget_selector"
+                tools:src="@drawable/ic_skip_next"
+                tools:tint="@color/ate_secondary_text_dark" />
+
+        </LinearLayout>
+
+        <LinearLayout
+            android:id="@+id/media_titles"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_above="@+id/media_actions"
+            android:layout_alignParentTop="true"
+            android:orientation="vertical"
+            android:paddingStart="8dp"
+            android:paddingTop="4dp"
+            android:paddingEnd="8dp">
+
+            <TextView
+                android:id="@+id/title"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center_vertical"
+                android:singleLine="true"
+                android:textAppearance="@style/TextViewSubtitle1"
+                android:textColor="?android:attr/textColorPrimary"
+                tools:text="Title" />
+
+            <TextView
+                android:id="@+id/text"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center_vertical"
+                android:paddingTop="4dp"
+                android:singleLine="true"
+                android:textAppearance="@style/TextViewNormal"
+                android:textColor="?android:attr/textColorSecondary"
+                tools:text="Text" />
+
+        </LinearLayout>
+    </RelativeLayout>
+</LinearLayout>

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

@@ -39,6 +39,9 @@
     <dimen name="app_widget_card_radius">2dp</dimen>
     <dimen name="now_playing_top_margin">12dp</dimen>
 
+    <dimen name="app_widget_md3_height">96dp</dimen>
+    <dimen name="app_widget_md3_image_size">80dp</dimen>
+
     <dimen name="icon_notification_dimen">32dp</dimen>
     <dimen name="toolbar_margin_horizontal">8dp</dimen>
     <dimen name="toolbar_height">48dp</dimen>

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

@@ -518,4 +518,5 @@
     <string name="restore_message">Do you want to restore backup?</string>
     <string name="title_new_backup">New Backup</string>
     <string name="backup_restore_settings_summary">Backup and restore your settings, playlists</string>
+    <string name="app_widget_md3_name">MD3</string>
 </resources>

app/src/main/res/xml/app_widget_md3_info.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<appwidget-provider xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:initialLayout="@layout/app_widget_classic"
+    android:minWidth="@dimen/app_widget_classic_min_width"
+    android:minHeight="@dimen/app_widget_classic_min_height"
+    android:previewImage="@drawable/widget_classic"
+    android:resizeMode="horizontal|vertical"
+    android:updatePeriodMillis="0"
+    android:widgetCategory="keyguard|home_screen"
+    tools:ignore="UnusedAttribute" />