DO NOT MERGE: Downbranch don't need this adjustment

[Output Switcher] Adjust properties in dialog

1. only set padding for GroupDialog due to icon size
2. adjust properties in dialog layout to fix A11y suggestions

Test: verify on device
Bug: 208370984
Bug: 204846673
Bug: 204847219
Bug: 204844680
Change-Id: I93c440851b2bf1e1d8ed133ca48b2a9fd8fa38ea

packages/SystemUI/res/drawable/media_output_dialog_button_background.xml

@@ -13,9 +13,11 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<shape xmlns:android="http://schemas.android.com/apk/res/android"
+<inset xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:androidprv="http://schemas.android.com/apk/prv/res/android"
-       android:shape="rectangle">
+       android:insetBottom="6dp"
+       android:insetTop="6dp">
+    <shape android:shape="rectangle">
         <stroke
             android:color="?androidprv:attr/colorAccentPrimaryVariant"
             android:width="1dp"/>
@@ -24,6 +26,7 @@
             android:left="16dp"
             android:right="16dp"
             android:top="8dp"
-        android:bottom="8dp" />
+            android:bottom="8dp"/>
-    <solid android:color="@android:color/transparent" />
+        <solid android:color="@android:color/transparent"/>
-</shape>
+    </shape>
+</inset>

packages/SystemUI/res/layout/media_output_dialog.xml

@@ -24,9 +24,9 @@
 
     <LinearLayout
         android:layout_width="match_parent"
-        android:layout_height="96dp"
+        android:layout_height="wrap_content"
         android:gravity="start|center_vertical"
-        android:paddingStart="16dp"
+        android:paddingStart="24dp"
         android:orientation="horizontal">
         <ImageView
             android:id="@+id/header_icon"
@@ -36,7 +36,7 @@
 
         <LinearLayout
             android:layout_width="match_parent"
-            android:layout_height="match_parent"
+            android:layout_height="wrap_content"
             android:paddingStart="16dp"
             android:paddingTop="20dp"
             android:paddingBottom="24dp"
@@ -59,7 +59,7 @@
                 android:gravity="center_vertical"
                 android:ellipsize="end"
                 android:maxLines="1"
-                android:textColor="?android:attr/textColorTertiary"
+                android:textColor="?android:attr/textColorSecondary"
                 android:fontFamily="roboto-regular"
                 android:textSize="16sp"/>
         </LinearLayout>
@@ -90,7 +90,7 @@
         android:layout_height="wrap_content"
         android:layout_marginTop="16dp"
         android:layout_marginStart="24dp"
-        android:layout_marginBottom="18dp"
+        android:layout_marginBottom="24dp"
         android:layout_marginEnd="24dp"
         android:orientation="horizontal">
 
@@ -98,7 +98,7 @@
             android:id="@+id/stop"
             style="@style/MediaOutputRoundedOutlinedButton"
             android:layout_width="wrap_content"
-            android:layout_height="36dp"
+            android:layout_height="wrap_content"
             android:minWidth="0dp"
             android:text="@string/keyboard_key_media_stop"
             android:visibility="gone"/>
@@ -112,7 +112,7 @@
             android:id="@+id/done"
             style="@style/MediaOutputRoundedOutlinedButton"
             android:layout_width="wrap_content"
-            android:layout_height="36dp"
+            android:layout_height="wrap_content"
             android:minWidth="0dp"
             android:text="@string/inline_done_button"/>
     </LinearLayout>

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

@@ -63,13 +63,14 @@ public abstract class MediaOutputBaseDialog extends SystemUIDialog implements
     View mDialogView;
     private TextView mHeaderTitle;
     private TextView mHeaderSubtitle;
-    private ImageView mHeaderIcon;
     private RecyclerView mDevicesRecyclerView;
     private LinearLayout mDeviceListLayout;
     private Button mDoneButton;
     private Button mStopButton;
     private int mListMaxHeight;
 
+    protected ImageView mHeaderIcon;
+
     MediaOutputBaseAdapter mAdapter;
 
     private final ViewTreeObserver.OnGlobalLayoutListener mDeviceListLayoutListener = () -> {
@@ -140,7 +141,6 @@ public abstract class MediaOutputBaseDialog extends SystemUIDialog implements
         mMediaOutputController.stop();
     }
 
-    @VisibleForTesting
     void refresh() {
         // Update header icon
         final int iconRes = getHeaderIconRes();
@@ -154,12 +154,6 @@ public abstract class MediaOutputBaseDialog extends SystemUIDialog implements
         } else {
             mHeaderIcon.setVisibility(View.GONE);
         }
-        if (mHeaderIcon.getVisibility() == View.VISIBLE) {
-            final int size = getHeaderIconSize();
-            final int padding = mContext.getResources().getDimensionPixelSize(
-                    R.dimen.media_output_dialog_header_icon_padding);
-            mHeaderIcon.setLayoutParams(new LinearLayout.LayoutParams(size + padding, size));
-        }
         // Update title and subtitle
         mHeaderTitle.setText(getHeaderText());
         final CharSequence subTitle = getHeaderSubtitle();

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

@@ -20,6 +20,7 @@ import android.content.Context;
 import android.os.Bundle;
 import android.view.View;
 import android.view.WindowManager;
+import android.widget.LinearLayout;
 
 import androidx.core.graphics.drawable.IconCompat;
 
@@ -75,6 +76,15 @@ public class MediaOutputGroupDialog extends MediaOutputBaseDialog {
         return mContext.getString(R.string.media_output_dialog_multiple_devices, size);
     }
 
+    @Override
+    void refresh() {
+        super.refresh();
+        final int size = getHeaderIconSize();
+        final int padding = mContext.getResources().getDimensionPixelSize(
+                R.dimen.media_output_dialog_header_icon_padding);
+        mHeaderIcon.setLayoutParams(new LinearLayout.LayoutParams(size + padding, size));
+    }
+
     @Override
     int getStopButtonVisibility() {
         return View.VISIBLE;