From 64354f7f6e6821d4f6f82b06180191f215ed6ea2 Mon Sep 17 00:00:00 2001
From: Alexander Capehart <alex@oxycblt.org>
Date: Fri, 18 Oct 2024 16:35:35 -0600
Subject: [PATCH] widget: add live preview for android 15

---
 .../org/oxycblt/auxio/widgets/WidgetProvider.kt   | 15 ++++++++++-----
 .../java/org/oxycblt/auxio/widgets/WidgetUtil.kt  |  6 ++++++
 2 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/app/src/main/java/org/oxycblt/auxio/widgets/WidgetProvider.kt b/app/src/main/java/org/oxycblt/auxio/widgets/WidgetProvider.kt
index 4bfdf52a6..2c88e9f46 100644
--- a/app/src/main/java/org/oxycblt/auxio/widgets/WidgetProvider.kt
+++ b/app/src/main/java/org/oxycblt/auxio/widgets/WidgetProvider.kt
@@ -86,16 +86,20 @@ class WidgetProvider : AppWidgetProvider() {
             return
         }
 
+        val awm = AppWidgetManager.getInstance(context)
+
         // Create and configure each possible layout for the widget. These dimensions seem
         // arbitrary, but they are actually the minimum dimensions required to fit all of
         // the widget elements, plus some leeway for text sizing.
+        val defaultLayout = newThinDockedLayout(context, uiSettings, state)
+        awm.setWidgetPreviewCompat(ComponentName(context, this::class.java), defaultLayout)
         val views =
             mapOf(
                 SizeF(180f, 48f) to newThinStickLayout(context, state),
                 SizeF(304f, 48f) to newWideStickLayout(context, state),
                 SizeF(180f, 100f) to newThinWaferLayout(context, uiSettings, state),
                 SizeF(304f, 100f) to newWideWaferLayout(context, uiSettings, state),
-                SizeF(180f, 152f) to newThinDockedLayout(context, uiSettings, state),
+                SizeF(180f, 152f) to defaultLayout,
                 SizeF(304f, 152f) to newWideDockedLayout(context, uiSettings, state),
                 SizeF(180f, 272f) to newThinPaneLayout(context, uiSettings, state),
                 SizeF(304f, 272f) to newWidePaneLayout(context, uiSettings, state))
@@ -113,7 +117,6 @@ class WidgetProvider : AppWidgetProvider() {
             )
 
         // Manually update AppWidgetManager with the new views.
-        val awm = AppWidgetManager.getInstance(context)
         val component = ComponentName(context, this::class.java)
         while (victims.size > 0) {
             try {
@@ -154,9 +157,11 @@ class WidgetProvider : AppWidgetProvider() {
      */
     fun reset(context: Context, uiSettings: UISettings) {
         L.d("Using default layout")
-        AppWidgetManager.getInstance(context)
-            .updateAppWidget(
-                ComponentName(context, this::class.java), newDefaultLayout(context, uiSettings))
+        val layout = newDefaultLayout(context, uiSettings)
+        AppWidgetManager.getInstance(context).apply {
+            setWidgetPreviewCompat(ComponentName(context, this::class.java), layout)
+            updateAppWidget(ComponentName(context, this::class.java), layout)
+        }
     }
 
     // --- INTERNAL METHODS ---
diff --git a/app/src/main/java/org/oxycblt/auxio/widgets/WidgetUtil.kt b/app/src/main/java/org/oxycblt/auxio/widgets/WidgetUtil.kt
index a5e32881b..049531c88 100644
--- a/app/src/main/java/org/oxycblt/auxio/widgets/WidgetUtil.kt
+++ b/app/src/main/java/org/oxycblt/auxio/widgets/WidgetUtil.kt
@@ -19,6 +19,7 @@
 package org.oxycblt.auxio.widgets
 
 import android.appwidget.AppWidgetManager
+import android.appwidget.AppWidgetProviderInfo
 import android.content.ComponentName
 import android.content.Context
 import android.os.Build
@@ -65,6 +66,11 @@ fun RemoteViews.setLayoutDirection(@IdRes viewId: Int, layoutDirection: Int) {
     setInt(viewId, "setLayoutDirection", layoutDirection)
 }
 
+fun AppWidgetManager.setWidgetPreviewCompat(component: ComponentName, remoteViews: RemoteViews) {
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.VANILLA_ICE_CREAM) {
+        setWidgetPreview(component, AppWidgetProviderInfo.WIDGET_CATEGORY_HOME_SCREEN, remoteViews)
+    }
+}
 /**
  * Update the app widget layouts corresponding to the given [WidgetProvider] [ComponentName] with an
  * adaptive layout, in a version-compatible manner.