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Commit 0e08f813 authored by Sally Yuen's avatar Sally Yuen Committed by Android (Google) Code Review
Browse files

Merge "Add AccessibilityAction and AccessibilityEvent API for drag & drop" into sc-v2-dev

parents 03adaa22 a8e74160

core/api/current.txt

+9 −0
Original line number Diff line number Diff line
@@ -2012,6 +2012,9 @@ package android { 
  public static final class R.id {

    ctor public R.id();

    field public static final int accessibilityActionContextClick = 16908348; // 0x102003c

    field public static final int accessibilityActionDragCancel;

    field public static final int accessibilityActionDragDrop;

    field public static final int accessibilityActionDragStart;

    field public static final int accessibilityActionHideTooltip = 16908357; // 0x1020045

    field public static final int accessibilityActionImeEnter = 16908372; // 0x1020054

    field public static final int accessibilityActionMoveWindow = 16908354; // 0x1020042
@@ -50655,6 +50658,9 @@ package android.view.accessibility { 
    method public void setPackageName(CharSequence);

    method public void writeToParcel(android.os.Parcel, int);

    field public static final int CONTENT_CHANGE_TYPE_CONTENT_DESCRIPTION = 4; // 0x4

    field public static final int CONTENT_CHANGE_TYPE_DRAG_CANCELLED = 512; // 0x200

    field public static final int CONTENT_CHANGE_TYPE_DRAG_DROPPED = 256; // 0x100

    field public static final int CONTENT_CHANGE_TYPE_DRAG_STARTED = 128; // 0x80

    field public static final int CONTENT_CHANGE_TYPE_PANE_APPEARED = 16; // 0x10

    field public static final int CONTENT_CHANGE_TYPE_PANE_DISAPPEARED = 32; // 0x20

    field public static final int CONTENT_CHANGE_TYPE_PANE_TITLE = 8; // 0x8
@@ -50953,6 +50959,9 @@ package android.view.accessibility { 
    field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_COPY;

    field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_CUT;

    field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_DISMISS;

    field @NonNull public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_DRAG_CANCEL;

    field @NonNull public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_DRAG_DROP;

    field @NonNull public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_DRAG_START;

    field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_EXPAND;

    field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_FOCUS;

    field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_HIDE_TOOLTIP;

core/java/android/view/accessibility/AccessibilityEvent.java

+30 −0
Original line number Diff line number Diff line
@@ -612,6 +612,36 @@ public final class AccessibilityEvent extends AccessibilityRecord implements Par 
     */

    public static final int CONTENT_CHANGE_TYPE_STATE_DESCRIPTION = 0x00000040;



    /**

     * Change type for {@link #TYPE_WINDOW_CONTENT_CHANGED} event:

     * A drag has started while accessibility is enabled. This is either via an

     * AccessibilityAction, or via touch events. This is sent from the source that initiated the

     * drag.

     *

     * @see AccessibilityNodeInfo.AccessibilityAction#ACTION_DRAG_START

     */

    public static final int CONTENT_CHANGE_TYPE_DRAG_STARTED = 0x00000080;



    /**

     * Change type for {@link #TYPE_WINDOW_CONTENT_CHANGED} event:

     * A drag in with accessibility enabled has ended. This means the content has been

     * successfully dropped. This is sent from the target that accepted the dragged content.

     *

     * @see AccessibilityNodeInfo.AccessibilityAction#ACTION_DRAG_DROP

     */

    public static final int CONTENT_CHANGE_TYPE_DRAG_DROPPED = 0x00000100;



    /**

     * Change type for {@link #TYPE_WINDOW_CONTENT_CHANGED} event:

     * A drag in with accessibility enabled has ended. This means the content has been

     * unsuccessfully dropped, the user has canceled the action via an AccessibilityAction, or

     * no drop has been detected within a timeout and the drag was automatically cancelled. This is

     * sent from the source that initiated the drag.

     *

     * @see AccessibilityNodeInfo.AccessibilityAction#ACTION_DRAG_CANCEL

     */

    public static final int CONTENT_CHANGE_TYPE_DRAG_CANCELLED = 0x0000200;



    /**

     * Change type for {@link #TYPE_WINDOWS_CHANGED} event:

     * The window was added.

core/java/android/view/accessibility/AccessibilityNodeInfo.java

+49 −0
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ import android.annotation.NonNull; 
import android.annotation.Nullable;

import android.annotation.TestApi;

import android.compat.annotation.UnsupportedAppUsage;

import android.content.ClipData;

import android.graphics.Rect;

import android.graphics.Region;

import android.os.Build;
@@ -4353,6 +4354,14 @@ public class AccessibilityNodeInfo implements Parcelable { 
            case R.id.accessibilityActionImeEnter:

                return "ACTION_IME_ENTER";

            default:

                // TODO(197520937): Use finalized constants in switch

                if (action == R.id.accessibilityActionDragStart) {

                    return "ACTION_DRAG";

                } else if (action == R.id.accessibilityActionDragCancel) {

                    return "ACTION_CANCEL_DRAG";

                } else if (action == R.id.accessibilityActionDragDrop) {

                    return "ACTION_DROP";

                }

                return "ACTION_UNKNOWN";

        }

    }
@@ -4995,6 +5004,46 @@ public class AccessibilityNodeInfo implements Parcelable { 
        @NonNull public static final AccessibilityAction ACTION_IME_ENTER =

                new AccessibilityAction(R.id.accessibilityActionImeEnter);



        /**

         * Action to start a drag.

         * <p>

         * This action initiates a drag & drop within the system. The source's dragged content is

         * prepared before the drag begins. In View, this action should prepare the arguments to

         * {@link View#startDragAndDrop(ClipData, View.DragShadowBuilder, Object, int)} and then

         * call {@link View#startDragAndDrop(ClipData, View.DragShadowBuilder, Object, int)}. The

         * equivalent should be performed for other UI toolkits.

         * </p>

         *

         * @see AccessibilityEvent#CONTENT_CHANGE_TYPE_DRAG_STARTED

         */

        @NonNull public static final AccessibilityAction ACTION_DRAG_START =

                new AccessibilityAction(R.id.accessibilityActionDragStart);



        /**

         * Action to trigger a drop of the content being dragged.

         * <p>

         * This action is added to potential drop targets if the source started a drag with

         * {@link #ACTION_DRAG_START}. In View, these targets are Views that accepted

         * {@link android.view.DragEvent#ACTION_DRAG_STARTED} and have an

         * {@link View.OnDragListener}.

         * </p>

         *

         * @see AccessibilityEvent#CONTENT_CHANGE_TYPE_DRAG_DROPPED

         */

        @NonNull public static final AccessibilityAction ACTION_DRAG_DROP =

                new AccessibilityAction(R.id.accessibilityActionDragDrop);



        /**

         * Action to cancel a drag.

         * <p>

         * This action is added to the source that started a drag with {@link #ACTION_DRAG_START}.

         * </p>

         *

         * @see AccessibilityEvent#CONTENT_CHANGE_TYPE_DRAG_CANCELLED

         */

        @NonNull public static final AccessibilityAction ACTION_DRAG_CANCEL =

                new AccessibilityAction(R.id.accessibilityActionDragCancel);



        private final int mActionId;

        private final CharSequence mLabel;

core/res/res/values/ids.xml

+9 −0
Original line number Diff line number Diff line
@@ -254,6 +254,15 @@ 
  <!-- Accessibility action identifier for {@link android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction#ACTION_IME_ENTER}. -->

  <item type="id" name="accessibilityActionImeEnter" />



  <!-- Accessibility action identifier for {@link android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction#ACTION_DRAG_START}. -->

  <item type="id" name="accessibilityActionDragStart" />



  <!-- Accessibility action identifier for {@link android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction#ACTION_DRAG_DROP}. -->

  <item type="id" name="accessibilityActionDragDrop" />



  <!-- Accessibility action identifier for {@link android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction#ACTION_DRAG_CANCEL}. -->

  <item type="id" name="accessibilityActionDragCancel" />



  <!-- View tag for remote views to store the index of the next child when adding nested remote views dynamically. -->

  <item type="id" name="remote_views_next_child" />

core/res/res/values/public.xml

+3 −0
Original line number Diff line number Diff line
@@ -3224,6 +3224,9 @@ 
  </staging-public-group>



  <staging-public-group type="id" first-id="0x01fe0000">

    <public name="accessibilityActionDragStart" />

    <public name="accessibilityActionDragDrop" />

    <public name="accessibilityActionDragCancel" />

  </staging-public-group>



  <staging-public-group type="style" first-id="0x01fd0000">