Add post content description for preview

This CL adds a content description to the lock screen preview in the home screen

Flag: NONE
Bug: 322445382
Test: manual
Change-Id: Icd55fe65c4afe84eb2bee4ae6ca1c1098a07fad0
diff --git a/src/com/android/customization/picker/clock/ui/binder/CarouselAccessibilityDelegate.kt b/src/com/android/customization/picker/clock/ui/binder/CarouselAccessibilityDelegate.kt
index 1026f19..5d6c3ff 100644
--- a/src/com/android/customization/picker/clock/ui/binder/CarouselAccessibilityDelegate.kt
+++ b/src/com/android/customization/picker/clock/ui/binder/CarouselAccessibilityDelegate.kt
@@ -37,6 +37,11 @@
     override fun onInitializeAccessibilityNodeInfo(host: View, info: AccessibilityNodeInfo) {
         super.onInitializeAccessibilityNodeInfo(host, info)
         info.isScrollable = true
+
+        // for some reason this action is needed for the subsequent two action to appear in the
+        // accessibility action menu (this action doesn't show)
+        info.addAction(AccessibilityNodeInfo.ACTION_CLICK) // Standard click action
+
         info.addAction(
             AccessibilityNodeInfo.AccessibilityAction(
                 ACTION_SCROLL_FORWARD,
diff --git a/src/com/android/customization/picker/clock/ui/binder/ClockCarouselViewBinder.kt b/src/com/android/customization/picker/clock/ui/binder/ClockCarouselViewBinder.kt
index e2616c7..7fcfd9c 100644
--- a/src/com/android/customization/picker/clock/ui/binder/ClockCarouselViewBinder.kt
+++ b/src/com/android/customization/picker/clock/ui/binder/ClockCarouselViewBinder.kt
@@ -71,7 +71,7 @@
                             },
                             isTwoPaneAndSmallWidth = isTwoPaneAndSmallWidth,
                         )
-                        screenPreviewClickView.accessibilityDelegate = carouselAccessibilityDelegate
+                        carouselView.accessibilityDelegate = carouselAccessibilityDelegate
                         screenPreviewClickView.setOnSideClickedListener { isStart ->
                             if (isStart) carouselView.scrollToPrevious()
                             else carouselView.scrollToNext()