Adjust large screen header margins in split shade

Changed the header's left padding in split shade so that it aligns with the left margin (40dp). Right padding remains the same (confirmed with the UX).

Change-Id: Ic4b8a2b4bc067a831c269dc08eb6c94dc9daecb0
Fixes: 228058256
Test: Web HV

packages/SystemUI/res/layout/large_screen_shade_header.xml

@@ -22,7 +22,7 @@
     android:minHeight="@dimen/large_screen_shade_header_min_height"
     android:clickable="false"
     android:focusable="true"
-    android:paddingLeft="@dimen/qs_panel_padding"
+    android:paddingLeft="@dimen/large_screen_shade_header_left_padding"
     android:paddingRight="@dimen/qs_panel_padding"
     android:visibility="gone"
     android:theme="@style/Theme.SystemUI.QuickSettings.Header">

packages/SystemUI/res/values-sw720dp-port/dimens.xml

@@ -25,6 +25,7 @@
     <dimen name="keyguard_status_view_bottom_margin">80dp</dimen>
     <dimen name="bouncer_user_switcher_y_trans">90dp</dimen>
 
+    <dimen name="large_screen_shade_header_left_padding">24dp</dimen>
     <dimen name="qqs_layout_padding_bottom">40dp</dimen>
 
     <dimen name="notification_panel_margin_horizontal">80dp</dimen>

packages/SystemUI/res/values/dimens.xml

@@ -407,6 +407,7 @@
     <!-- Height of status bar in split shade mode - visible only on large screens -->
     <dimen name="large_screen_shade_header_height">@*android:dimen/quick_qs_offset_height</dimen>
     <dimen name="large_screen_shade_header_min_height">@dimen/qs_header_row_min_height</dimen>
+    <dimen name="large_screen_shade_header_left_padding">@dimen/qs_horizontal_margin</dimen>
 
     <!-- The top margin of the panel that holds the list of notifications.
          On phones it's always 0dp but it's overridden in Car UI

packages/SystemUI/src/com/android/systemui/statusbar/phone/LargeScreenShadeHeaderController.kt

@@ -17,6 +17,7 @@
 package com.android.systemui.statusbar.phone
 
 import android.app.StatusBarManager
+import android.content.res.Configuration
 import android.view.View
 import android.widget.TextView
 import androidx.constraintlayout.motion.widget.MotionLayout
@@ -204,6 +205,12 @@ class LargeScreenShadeHeaderController @Inject constructor(
 
     private fun bindConfigurationListener() {
         val listener = object : ConfigurationController.ConfigurationListener {
+            override fun onConfigChanged(newConfig: Configuration?) {
+                val left = header.resources.getDimensionPixelSize(
+                    R.dimen.large_screen_shade_header_left_padding)
+                header.setPadding(
+                    left, header.paddingTop, header.paddingRight, header.paddingBottom)
+            }
             override fun onDensityOrFontScaleChanged() {
                 val qsStatusStyle = R.style.TextAppearance_QS_Status
                 FontSizeUtils.updateFontSizeFromStyle(clock, qsStatusStyle)