Add accessibility actions for scrolling in different directions

b/20157498

ACTION_SCROLL_UP, ACTION_SCROLL_DOWN, ACTION_SCROLL_LEFT and ACTION_SCROLL_RIGHT
actionos were added in addition to ACTION_SCROLL_FORWARD/BACKWARD

Change-Id: I8d5182a8add32085a354b280496b3d38ec79be32

1 files changed, 29 insertions, 0 deletions

diff --git a/core/java/android/view/accessibility/AccessibilityNodeInfo.java b/core/java/android/view/accessibility/AccessibilityNodeInfo.java
index 0736ed8..07cb0eb 100644
--- a/core/java/android/view/accessibility/AccessibilityNodeInfo.java
+++ b/core/java/android/view/accessibility/AccessibilityNodeInfo.java
@@ -3472,6 +3472,31 @@ public class AccessibilityNodeInfo implements Parcelable {
         public static final AccessibilityAction ACTION_SCROLL_TO_POSITION =
                 new AccessibilityAction(R.id.accessibilityActionScrollToPosition, null);
 
+        /**
+         * Action to scroll the node content up.
+         */
+        public static final AccessibilityAction ACTION_SCROLL_UP =
+                new AccessibilityAction(R.id.accessibilityActionScrollUp, null);
+
+        /**
+         * Action to scroll the node content left.
+         */
+        public static final AccessibilityAction ACTION_SCROLL_LEFT =
+                new AccessibilityAction(R.id.accessibilityActionScrollLeft, null);
+
+        /**
+         * Action to scroll the node content down.
+         */
+        public static final AccessibilityAction ACTION_SCROLL_DOWN =
+                new AccessibilityAction(R.id.accessibilityActionScrollDown, null);
+
+        /**
+         * Action to scroll the node content right.
+         */
+         public static final AccessibilityAction ACTION_SCROLL_RIGHT =
+                new AccessibilityAction(R.id.accessibilityActionScrollRight, null);
+
+
         private static final ArraySet<AccessibilityAction> sStandardActions = new ArraySet<>();
         static {
             sStandardActions.add(ACTION_FOCUS);
@@ -3498,6 +3523,10 @@ public class AccessibilityNodeInfo implements Parcelable {
             sStandardActions.add(ACTION_SET_TEXT);
             sStandardActions.add(ACTION_SHOW_ON_SCREEN);
             sStandardActions.add(ACTION_SCROLL_TO_POSITION);
+            sStandardActions.add(ACTION_SCROLL_UP);
+            sStandardActions.add(ACTION_SCROLL_LEFT);
+            sStandardActions.add(ACTION_SCROLL_DOWN);
+            sStandardActions.add(ACTION_SCROLL_RIGHT);
         }
 
         private final int mActionId;