Fix LTR & conversation updates on main thread

Test: locally tried LTR
Bug: 190498032
Fixes: 189092212, 187526637
Change-Id: I8816ade464b12104c6cce37cc723753bef470f1f

packages/SystemUI/res/layout/people_space_placeholder_layout.xml

@@ -34,7 +34,7 @@
         <LinearLayout
             android:orientation="vertical"
             android:paddingEnd="20dp"
-            android:gravity="bottom"
+            android:gravity="start|bottom"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content">
 

packages/SystemUI/res/layout/people_tile_medium_with_content.xml

@@ -113,7 +113,6 @@
                     android:id="@+id/name"
                     android:layout_gravity="start|center_vertical"
                     android:gravity="start|center_vertical"
-                    android:layout_weight="1"
                     android:text="@string/empty_user_name"
                     android:textAppearance="@*android:style/TextAppearance.DeviceDefault.ListItem"
                     android:textColor="?android:attr/textColorPrimary"
@@ -123,9 +122,14 @@
                     android:paddingEnd="8dp"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content" />
+                <TextView
+                    android:layout_weight="1"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content" />
                 <TextView
                     android:id="@+id/messages_count"
                     android:gravity="end"
+                    android:layout_weight="1"
                     android:paddingStart="8dp"
                     android:paddingEnd="8dp"
                     android:textAppearance="@*android:style/TextAppearance.DeviceDefault.ListItem"

packages/SystemUI/src/com/android/systemui/people/PeopleTileViewHelper.java

@@ -348,7 +348,7 @@ public class PeopleTileViewHelper {
         if (mWidth >= getSizeInDp(R.dimen.required_width_for_medium)) {
             int spaceAvailableForPadding =
                     mHeight - (getSizeInDp(R.dimen.avatar_size_for_medium)
-                            + getLineHeightFromResource(
+                            + 4 + getLineHeightFromResource(
                             R.dimen.name_text_size_for_content));
             if (DEBUG) {
                 Log.d(TAG, "Medium view for mWidth: " + mWidth + " mHeight: " + mHeight
@@ -558,9 +558,6 @@ public class PeopleTileViewHelper {
         }
         views.setViewVisibility(R.id.predefined_icon, View.VISIBLE);
         views.setTextViewText(R.id.text_content, statusText);
-        if (mLayoutSize == LAYOUT_LARGE) {
-            views.setInt(R.id.content, "setGravity", Gravity.BOTTOM);
-        }
 
         Icon statusIcon = status.getIcon();
         if (statusIcon != null) {
@@ -570,6 +567,7 @@ public class PeopleTileViewHelper {
             // Show 1-line subtext on large layout with status images.
             if (mLayoutSize == LAYOUT_LARGE) {
                 if (DEBUG) Log.d(TAG, "Remove name for large");
+                views.setInt(R.id.content, "setGravity", Gravity.BOTTOM);
                 views.setViewVisibility(R.id.name, View.GONE);
                 views.setColorAttr(R.id.text_content, "setTextColor",
                         android.R.attr.textColorPrimary);
@@ -830,6 +828,8 @@ public class PeopleTileViewHelper {
             views.setViewPadding(R.id.name, 0, 0, 0,
                     mContext.getResources().getDimensionPixelSize(
                             R.dimen.below_name_text_padding));
+            // All large layouts besides missed calls & statuses with images, have gravity top.
+            views.setInt(R.id.content, "setGravity", Gravity.TOP);
         }
 
         // For all layouts except Missed Calls, ensure predefined icon is regular sized.

packages/SystemUI/src/com/android/systemui/people/widget/PeopleSpaceWidgetManager.java

@@ -199,7 +199,8 @@ public class PeopleSpaceWidgetManager {
                         "Received updated conversation: "
                                 + conversation.getShortcutInfo().getLabel());
             }
-            updateWidgetsWithConversationChanged(conversation);
+            mBgExecutor.execute(() ->
+                    updateWidgetsWithConversationChanged(conversation));
         }
     }