Merge "[Output Switcher] Set padding to fix clip on top item" into udc-dev

packages/SystemUI/res/layout/media_output_dialog.xml

@@ -31,7 +31,7 @@
         android:paddingStart="16dp"
         android:paddingTop="16dp"
         android:paddingEnd="16dp"
-        android:paddingBottom="24dp"
+        android:paddingBottom="16dp"
         android:orientation="horizontal">
         <ImageView
             android:id="@+id/header_icon"
@@ -113,6 +113,8 @@
         <androidx.recyclerview.widget.RecyclerView
             android:id="@+id/list_result"
             android:scrollbars="vertical"
+            android:paddingTop="8dp"
+            android:clipToPadding="false"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"/>
     </LinearLayout>

packages/SystemUI/res/values/dimens.xml

@@ -1318,6 +1318,7 @@
     <dimen name="media_output_dialog_active_background_radius">28dp</dimen>
     <dimen name="media_output_dialog_default_margin_end">16dp</dimen>
     <dimen name="media_output_dialog_selectable_margin_end">80dp</dimen>
+    <dimen name="media_output_dialog_list_padding_top">8dp</dimen>
 
     <!-- Distance that the full shade transition takes in order to complete by tapping on a button
          like "expand". -->

packages/SystemUI/src/com/android/systemui/media/dialog/MediaOutputBaseDialog.java

@@ -101,6 +101,7 @@ public abstract class MediaOutputBaseDialog extends SystemUIDialog implements
     private Button mAppButton;
     private int mListMaxHeight;
     private int mItemHeight;
+    private int mListPaddingTop;
     private WallpaperColors mWallpaperColors;
     private boolean mShouldLaunchLeBroadcastDialog;
     private boolean mIsLeBroadcastCallbackRegistered;
@@ -111,7 +112,8 @@ public abstract class MediaOutputBaseDialog extends SystemUIDialog implements
 
     private final ViewTreeObserver.OnGlobalLayoutListener mDeviceListLayoutListener = () -> {
         ViewGroup.LayoutParams params = mDeviceListLayout.getLayoutParams();
-        int totalItemsHeight = mAdapter.getItemCount() * mItemHeight;
+        int totalItemsHeight = mAdapter.getItemCount() * mItemHeight
+                + mListPaddingTop;
         int correctHeight = Math.min(totalItemsHeight, mListMaxHeight);
         // Set max height for list
         if (correctHeight != params.height) {
@@ -220,6 +222,8 @@ public abstract class MediaOutputBaseDialog extends SystemUIDialog implements
                 R.dimen.media_output_dialog_list_max_height);
         mItemHeight = context.getResources().getDimensionPixelSize(
                 R.dimen.media_output_dialog_list_item_height);
+        mListPaddingTop = mContext.getResources().getDimensionPixelSize(
+                R.dimen.media_output_dialog_list_padding_top);
         mExecutor = Executors.newSingleThreadExecutor();
     }