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-rw-r--r--api/current.txt5
-rw-r--r--api/system-current.txt5
-rw-r--r--core/java/android/view/View.java2
-rw-r--r--core/java/android/view/accessibility/AccessibilityNodeInfo.java122
-rw-r--r--core/java/android/widget/AbsListView.java13
-rw-r--r--core/java/android/widget/GridView.java50
-rw-r--r--core/java/android/widget/ListView.java29
-rw-r--r--core/res/res/values/ids.xml7
-rw-r--r--core/res/res/values/public.xml4
-rwxr-xr-xcore/res/res/values/symbols.xml2
10 files changed, 188 insertions, 51 deletions
diff --git a/api/current.txt b/api/current.txt
index d79ccbe..302b5ac 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -1696,6 +1696,8 @@ package android {
public static final class R.id {
ctor public R.id();
+ field public static final int accessibilityActionScrollToPosition = 16908342; // 0x1020036
+ field public static final int accessibilityActionShowOnScreen = 16908341; // 0x1020035
field public static final int addToDictionary = 16908330; // 0x102002a
field public static final int background = 16908288; // 0x1020000
field public static final int button1 = 16908313; // 0x1020019
@@ -36383,9 +36385,11 @@ package android.view.accessibility {
method public void setVisibleToUser(boolean);
method public void writeToParcel(android.os.Parcel, int);
field public static final int ACTION_ACCESSIBILITY_FOCUS = 64; // 0x40
+ field public static final java.lang.String ACTION_ARGUMENT_COLUMN_INT = "android.view.accessibility.action.ARGUMENT_COLUMN_INT";
field public static final java.lang.String ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN = "ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN";
field public static final java.lang.String ACTION_ARGUMENT_HTML_ELEMENT_STRING = "ACTION_ARGUMENT_HTML_ELEMENT_STRING";
field public static final java.lang.String ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT = "ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT";
+ field public static final java.lang.String ACTION_ARGUMENT_ROW_INT = "android.view.accessibility.action.ARGUMENT_ROW_INT";
field public static final java.lang.String ACTION_ARGUMENT_SELECTION_END_INT = "ACTION_ARGUMENT_SELECTION_END_INT";
field public static final java.lang.String ACTION_ARGUMENT_SELECTION_START_INT = "ACTION_ARGUMENT_SELECTION_START_INT";
field public static final java.lang.String ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE = "ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE";
@@ -36443,6 +36447,7 @@ package android.view.accessibility {
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_PREVIOUS_HTML_ELEMENT;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SCROLL_BACKWARD;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SCROLL_FORWARD;
+ field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SCROLL_TO_POSITION;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SELECT;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SET_SELECTION;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SET_TEXT;
diff --git a/api/system-current.txt b/api/system-current.txt
index e57eee5..a613808 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -1773,6 +1773,8 @@ package android {
public static final class R.id {
ctor public R.id();
+ field public static final int accessibilityActionScrollToPosition = 16908342; // 0x1020036
+ field public static final int accessibilityActionShowOnScreen = 16908341; // 0x1020035
field public static final int addToDictionary = 16908330; // 0x102002a
field public static final int background = 16908288; // 0x1020000
field public static final int button1 = 16908313; // 0x1020019
@@ -38935,9 +38937,11 @@ package android.view.accessibility {
method public void setVisibleToUser(boolean);
method public void writeToParcel(android.os.Parcel, int);
field public static final int ACTION_ACCESSIBILITY_FOCUS = 64; // 0x40
+ field public static final java.lang.String ACTION_ARGUMENT_COLUMN_INT = "android.view.accessibility.action.ARGUMENT_COLUMN_INT";
field public static final java.lang.String ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN = "ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN";
field public static final java.lang.String ACTION_ARGUMENT_HTML_ELEMENT_STRING = "ACTION_ARGUMENT_HTML_ELEMENT_STRING";
field public static final java.lang.String ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT = "ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT";
+ field public static final java.lang.String ACTION_ARGUMENT_ROW_INT = "android.view.accessibility.action.ARGUMENT_ROW_INT";
field public static final java.lang.String ACTION_ARGUMENT_SELECTION_END_INT = "ACTION_ARGUMENT_SELECTION_END_INT";
field public static final java.lang.String ACTION_ARGUMENT_SELECTION_START_INT = "ACTION_ARGUMENT_SELECTION_START_INT";
field public static final java.lang.String ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE = "ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE";
@@ -38995,6 +38999,7 @@ package android.view.accessibility {
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_PREVIOUS_HTML_ELEMENT;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SCROLL_BACKWARD;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SCROLL_FORWARD;
+ field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SCROLL_TO_POSITION;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SELECT;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SET_SELECTION;
field public static final android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction ACTION_SET_TEXT;
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index 384bd2c..4b3bd9e 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -8400,7 +8400,7 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
return true;
}
} break;
- case R.id.accessibility_action_show_on_screen: {
+ case R.id.accessibilityActionShowOnScreen: {
if (mAttachInfo != null) {
final Rect r = mAttachInfo.mTmpInvalRect;
getDrawingRect(r);
diff --git a/core/java/android/view/accessibility/AccessibilityNodeInfo.java b/core/java/android/view/accessibility/AccessibilityNodeInfo.java
index ec527d5..0736ed8 100644
--- a/core/java/android/view/accessibility/AccessibilityNodeInfo.java
+++ b/core/java/android/view/accessibility/AccessibilityNodeInfo.java
@@ -266,7 +266,8 @@ public class AccessibilityNodeInfo implements Parcelable {
* Action to set the selection. Performing this action with no arguments
* clears the selection.
* <p>
- * <strong>Arguments:</strong> {@link #ACTION_ARGUMENT_SELECTION_START_INT},
+ * <strong>Arguments:</strong>
+ * {@link #ACTION_ARGUMENT_SELECTION_START_INT},
* {@link #ACTION_ARGUMENT_SELECTION_END_INT}<br>
* <strong>Example:</strong>
* <code><pre><p>
@@ -302,7 +303,8 @@ public class AccessibilityNodeInfo implements Parcelable {
* null</code> or empty {@link CharSequence} will clear the text. This action will also put the
* cursor at the end of text.
* <p>
- * <strong>Arguments:</strong> {@link #ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE}<br>
+ * <strong>Arguments:</strong>
+ * {@link #ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE}<br>
* <strong>Example:</strong>
* <code><pre><p>
* Bundle arguments = new Bundle();
@@ -326,12 +328,15 @@ public class AccessibilityNodeInfo implements Parcelable {
* Argument for which movement granularity to be used when traversing the node text.
* <p>
* <strong>Type:</strong> int<br>
- * <strong>Actions:</strong> {@link #ACTION_NEXT_AT_MOVEMENT_GRANULARITY},
- * {@link #ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY}
+ * <strong>Actions:</strong>
+ * <ul>
+ * <li>{@link AccessibilityAction#ACTION_NEXT_AT_MOVEMENT_GRANULARITY}</li>
+ * <li>{@link AccessibilityAction#ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY}</li>
+ * </ul>
* </p>
*
- * @see #ACTION_NEXT_AT_MOVEMENT_GRANULARITY
- * @see #ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY
+ * @see AccessibilityAction#ACTION_NEXT_AT_MOVEMENT_GRANULARITY
+ * @see AccessibilityAction#ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY
*/
public static final String ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT =
"ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT";
@@ -340,12 +345,15 @@ public class AccessibilityNodeInfo implements Parcelable {
* Argument for which HTML element to get moving to the next/previous HTML element.
* <p>
* <strong>Type:</strong> String<br>
- * <strong>Actions:</strong> {@link #ACTION_NEXT_HTML_ELEMENT},
- * {@link #ACTION_PREVIOUS_HTML_ELEMENT}
+ * <strong>Actions:</strong>
+ * <ul>
+ * <li>{@link AccessibilityAction#ACTION_NEXT_HTML_ELEMENT}</li>
+ * <li>{@link AccessibilityAction#ACTION_PREVIOUS_HTML_ELEMENT}</li>
+ * </ul>
* </p>
*
- * @see #ACTION_NEXT_HTML_ELEMENT
- * @see #ACTION_PREVIOUS_HTML_ELEMENT
+ * @see AccessibilityAction#ACTION_NEXT_HTML_ELEMENT
+ * @see AccessibilityAction#ACTION_PREVIOUS_HTML_ELEMENT
*/
public static final String ACTION_ARGUMENT_HTML_ELEMENT_STRING =
"ACTION_ARGUMENT_HTML_ELEMENT_STRING";
@@ -355,12 +363,14 @@ public class AccessibilityNodeInfo implements Parcelable {
* or to move it otherwise.
* <p>
* <strong>Type:</strong> boolean<br>
- * <strong>Actions:</strong> {@link #ACTION_NEXT_AT_MOVEMENT_GRANULARITY},
- * {@link #ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY}
- * </p>
+ * <strong>Actions:</strong>
+ * <ul>
+ * <li>{@link AccessibilityAction#ACTION_NEXT_AT_MOVEMENT_GRANULARITY}</li>
+ * <li>{@link AccessibilityAction#ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY}</li>
+ * </ul>
*
- * @see #ACTION_NEXT_AT_MOVEMENT_GRANULARITY
- * @see #ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY
+ * @see AccessibilityAction#ACTION_NEXT_AT_MOVEMENT_GRANULARITY
+ * @see AccessibilityAction#ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY
*/
public static final String ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN =
"ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN";
@@ -369,10 +379,12 @@ public class AccessibilityNodeInfo implements Parcelable {
* Argument for specifying the selection start.
* <p>
* <strong>Type:</strong> int<br>
- * <strong>Actions:</strong> {@link #ACTION_SET_SELECTION}
- * </p>
+ * <strong>Actions:</strong>
+ * <ul>
+ * <li>{@link AccessibilityAction#ACTION_SET_SELECTION}</li>
+ * </ul>
*
- * @see #ACTION_SET_SELECTION
+ * @see AccessibilityAction#ACTION_SET_SELECTION
*/
public static final String ACTION_ARGUMENT_SELECTION_START_INT =
"ACTION_ARGUMENT_SELECTION_START_INT";
@@ -381,26 +393,58 @@ public class AccessibilityNodeInfo implements Parcelable {
* Argument for specifying the selection end.
* <p>
* <strong>Type:</strong> int<br>
- * <strong>Actions:</strong> {@link #ACTION_SET_SELECTION}
- * </p>
+ * <strong>Actions:</strong>
+ * <ul>
+ * <li>{@link AccessibilityAction#ACTION_SET_SELECTION}</li>
+ * </ul>
*
- * @see #ACTION_SET_SELECTION
+ * @see AccessibilityAction#ACTION_SET_SELECTION
*/
public static final String ACTION_ARGUMENT_SELECTION_END_INT =
"ACTION_ARGUMENT_SELECTION_END_INT";
/**
- * Argument for specifying the text content to set
+ * Argument for specifying the text content to set.
* <p>
* <strong>Type:</strong> CharSequence<br>
- * <strong>Actions:</strong> {@link #ACTION_SET_TEXT}
- * </p>
+ * <strong>Actions:</strong>
+ * <ul>
+ * <li>{@link AccessibilityAction#ACTION_SET_TEXT}</li>
+ * </ul>
*
- * @see #ACTION_SET_TEXT
+ * @see AccessibilityAction#ACTION_SET_TEXT
*/
public static final String ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE =
"ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE";
+ /**
+ * Argument for specifying the collection row to make visible on screen.
+ * <p>
+ * <strong>Type:</strong> int<br>
+ * <strong>Actions:</strong>
+ * <ul>
+ * <li>{@link AccessibilityAction#ACTION_SCROLL_TO_POSITION}</li>
+ * </ul>
+ *
+ * @see AccessibilityAction#ACTION_SCROLL_TO_POSITION
+ */
+ public static final String ACTION_ARGUMENT_ROW_INT =
+ "android.view.accessibility.action.ARGUMENT_ROW_INT";
+
+ /**
+ * Argument for specifying the collection column to make visible on screen.
+ * <p>
+ * <strong>Type:</strong> int<br>
+ * <strong>Actions:</strong>
+ * <ul>
+ * <li>{@link AccessibilityAction#ACTION_SCROLL_TO_POSITION}</li>
+ * </ul>
+ *
+ * @see AccessibilityAction#ACTION_SCROLL_TO_POSITION
+ */
+ public static final String ACTION_ARGUMENT_COLUMN_INT =
+ "android.view.accessibility.action.ARGUMENT_COLUMN_INT";
+
// Focus types
/**
@@ -539,7 +583,7 @@ public class AccessibilityNodeInfo implements Parcelable {
// Housekeeping.
private static final int MAX_POOL_SIZE = 50;
private static final SynchronizedPool<AccessibilityNodeInfo> sPool =
- new SynchronizedPool<AccessibilityNodeInfo>(MAX_POOL_SIZE);
+ new SynchronizedPool<>(MAX_POOL_SIZE);
private boolean mSealed;
@@ -970,7 +1014,7 @@ public class AccessibilityNodeInfo implements Parcelable {
}
if (mActions == null) {
- mActions = new ArrayList<AccessibilityAction>();
+ mActions = new ArrayList<>();
}
mActions.remove(action);
@@ -3411,9 +3455,24 @@ public class AccessibilityNodeInfo implements Parcelable {
* @see View#requestRectangleOnScreen(Rect)
*/
public static final AccessibilityAction ACTION_SHOW_ON_SCREEN =
- new AccessibilityAction(R.id.accessibility_action_show_on_screen, null);
+ new AccessibilityAction(R.id.accessibilityActionShowOnScreen, null);
+
+ /**
+ * Action that scrolls the node to make the specified collection
+ * position visible on screen.
+ * <p>
+ * <strong>Arguments:</strong>
+ * <ul>
+ * <li>{@link AccessibilityNodeInfo#ACTION_ARGUMENT_ROW_INT}</li>
+ * <li>{@link AccessibilityNodeInfo#ACTION_ARGUMENT_COLUMN_INT}</li>
+ * <ul>
+ *
+ * @see AccessibilityNodeInfo#getCollectionInfo()
+ */
+ public static final AccessibilityAction ACTION_SCROLL_TO_POSITION =
+ new AccessibilityAction(R.id.accessibilityActionScrollToPosition, null);
- private static final ArraySet<AccessibilityAction> sStandardActions = new ArraySet<AccessibilityAction>();
+ private static final ArraySet<AccessibilityAction> sStandardActions = new ArraySet<>();
static {
sStandardActions.add(ACTION_FOCUS);
sStandardActions.add(ACTION_CLEAR_FOCUS);
@@ -3438,6 +3497,7 @@ public class AccessibilityNodeInfo implements Parcelable {
sStandardActions.add(ACTION_DISMISS);
sStandardActions.add(ACTION_SET_TEXT);
sStandardActions.add(ACTION_SHOW_ON_SCREEN);
+ sStandardActions.add(ACTION_SCROLL_TO_POSITION);
}
private final int mActionId;
@@ -3658,7 +3718,7 @@ public class AccessibilityNodeInfo implements Parcelable {
private static final int MAX_POOL_SIZE = 20;
private static final SynchronizedPool<CollectionInfo> sPool =
- new SynchronizedPool<CollectionInfo>(MAX_POOL_SIZE);
+ new SynchronizedPool<>(MAX_POOL_SIZE);
private int mRowCount;
private int mColumnCount;
@@ -3804,7 +3864,7 @@ public class AccessibilityNodeInfo implements Parcelable {
private static final int MAX_POOL_SIZE = 20;
private static final SynchronizedPool<CollectionItemInfo> sPool =
- new SynchronizedPool<CollectionItemInfo>(MAX_POOL_SIZE);
+ new SynchronizedPool<>(MAX_POOL_SIZE);
/**
* Obtains a pooled instance that is a clone of another one.
diff --git a/core/java/android/widget/AbsListView.java b/core/java/android/widget/AbsListView.java
index 168066a..e7b6238 100644
--- a/core/java/android/widget/AbsListView.java
+++ b/core/java/android/widget/AbsListView.java
@@ -61,6 +61,7 @@ import android.view.ViewTreeObserver;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityManager;
import android.view.accessibility.AccessibilityNodeInfo;
+import android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction;
import android.view.accessibility.AccessibilityNodeInfo.CollectionInfo;
import android.view.animation.Interpolator;
import android.view.animation.LinearInterpolator;
@@ -1504,11 +1505,11 @@ public abstract class AbsListView extends AdapterView<ListAdapter> implements Te
super.onInitializeAccessibilityNodeInfoInternal(info);
if (isEnabled()) {
if (canScrollUp()) {
- info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_BACKWARD);
+ info.addAction(AccessibilityAction.ACTION_SCROLL_BACKWARD);
info.setScrollable(true);
}
if (canScrollDown()) {
- info.addAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
+ info.addAction(AccessibilityAction.ACTION_SCROLL_FORWARD);
info.setScrollable(true);
}
}
@@ -2502,18 +2503,18 @@ public abstract class AbsListView extends AdapterView<ListAdapter> implements Te
if (position == getSelectedItemPosition()) {
info.setSelected(true);
- info.addAction(AccessibilityNodeInfo.ACTION_CLEAR_SELECTION);
+ info.addAction(AccessibilityAction.ACTION_CLEAR_SELECTION);
} else {
- info.addAction(AccessibilityNodeInfo.ACTION_SELECT);
+ info.addAction(AccessibilityAction.ACTION_SELECT);
}
if (isClickable()) {
- info.addAction(AccessibilityNodeInfo.ACTION_CLICK);
+ info.addAction(AccessibilityAction.ACTION_CLICK);
info.setClickable(true);
}
if (isLongClickable()) {
- info.addAction(AccessibilityNodeInfo.ACTION_LONG_CLICK);
+ info.addAction(AccessibilityAction.ACTION_LONG_CLICK);
info.setLongClickable(true);
}
}
diff --git a/core/java/android/widget/GridView.java b/core/java/android/widget/GridView.java
index c6e3dc8..be0ca71 100644
--- a/core/java/android/widget/GridView.java
+++ b/core/java/android/widget/GridView.java
@@ -21,6 +21,7 @@ import android.content.Context;
import android.content.Intent;
import android.content.res.TypedArray;
import android.graphics.Rect;
+import android.os.Bundle;
import android.os.Trace;
import android.util.AttributeSet;
import android.util.MathUtils;
@@ -32,12 +33,15 @@ import android.view.ViewDebug;
import android.view.ViewGroup;
import android.view.ViewRootImpl;
import android.view.accessibility.AccessibilityNodeInfo;
+import android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction;
import android.view.accessibility.AccessibilityNodeProvider;
import android.view.accessibility.AccessibilityNodeInfo.CollectionInfo;
import android.view.accessibility.AccessibilityNodeInfo.CollectionItemInfo;
import android.view.animation.GridLayoutAnimationController;
import android.widget.RemoteViews.RemoteView;
+import com.android.internal.R;
+
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
@@ -117,7 +121,7 @@ public class GridView extends AbsListView {
}
public GridView(Context context, AttributeSet attrs) {
- this(context, attrs, com.android.internal.R.attr.gridViewStyle);
+ this(context, attrs, R.attr.gridViewStyle);
}
public GridView(Context context, AttributeSet attrs, int defStyleAttr) {
@@ -128,30 +132,30 @@ public class GridView extends AbsListView {
super(context, attrs, defStyleAttr, defStyleRes);
final TypedArray a = context.obtainStyledAttributes(
- attrs, com.android.internal.R.styleable.GridView, defStyleAttr, defStyleRes);
+ attrs, R.styleable.GridView, defStyleAttr, defStyleRes);
int hSpacing = a.getDimensionPixelOffset(
- com.android.internal.R.styleable.GridView_horizontalSpacing, 0);
+ R.styleable.GridView_horizontalSpacing, 0);
setHorizontalSpacing(hSpacing);
int vSpacing = a.getDimensionPixelOffset(
- com.android.internal.R.styleable.GridView_verticalSpacing, 0);
+ R.styleable.GridView_verticalSpacing, 0);
setVerticalSpacing(vSpacing);
- int index = a.getInt(com.android.internal.R.styleable.GridView_stretchMode, STRETCH_COLUMN_WIDTH);
+ int index = a.getInt(R.styleable.GridView_stretchMode, STRETCH_COLUMN_WIDTH);
if (index >= 0) {
setStretchMode(index);
}
- int columnWidth = a.getDimensionPixelOffset(com.android.internal.R.styleable.GridView_columnWidth, -1);
+ int columnWidth = a.getDimensionPixelOffset(R.styleable.GridView_columnWidth, -1);
if (columnWidth > 0) {
setColumnWidth(columnWidth);
}
- int numColumns = a.getInt(com.android.internal.R.styleable.GridView_numColumns, 1);
+ int numColumns = a.getInt(R.styleable.GridView_numColumns, 1);
setNumColumns(numColumns);
- index = a.getInt(com.android.internal.R.styleable.GridView_gravity, -1);
+ index = a.getInt(R.styleable.GridView_gravity, -1);
if (index >= 0) {
setGravity(index);
}
@@ -2356,6 +2360,36 @@ public class GridView extends AbsListView {
final CollectionInfo collectionInfo = CollectionInfo.obtain(
rowsCount, columnsCount, false, selectionMode);
info.setCollectionInfo(collectionInfo);
+
+ if (columnsCount > 0 || rowsCount > 0) {
+ info.addAction(AccessibilityAction.ACTION_SCROLL_TO_POSITION);
+ }
+ }
+
+ /** @hide */
+ @Override
+ public boolean performAccessibilityActionInternal(int action, Bundle arguments) {
+ if (super.performAccessibilityActionInternal(action, arguments)) {
+ return true;
+ }
+
+ switch (action) {
+ case R.id.accessibilityActionScrollToPosition: {
+ // GridView only supports scrolling in one direction, so we can
+ // ignore the column argument.
+ final int numColumns = getNumColumns();
+ final int row = arguments.getInt(AccessibilityNodeInfo.ACTION_ARGUMENT_ROW_INT, -1);
+ final int position = Math.min(row * numColumns, getCount() - 1);
+ if (row >= 0) {
+ // The accessibility service gets data asynchronously, so
+ // we'll be a little lenient by clamping the last position.
+ smoothScrollToPosition(position);
+ return true;
+ }
+ } break;
+ }
+
+ return false;
}
@Override
diff --git a/core/java/android/widget/ListView.java b/core/java/android/widget/ListView.java
index ee2c055..def5929 100644
--- a/core/java/android/widget/ListView.java
+++ b/core/java/android/widget/ListView.java
@@ -16,6 +16,7 @@
package android.widget;
+import android.os.Bundle;
import android.os.Trace;
import com.android.internal.R;
import com.android.internal.util.Predicate;
@@ -42,6 +43,7 @@ import android.view.ViewGroup;
import android.view.ViewParent;
import android.view.ViewRootImpl;
import android.view.accessibility.AccessibilityNodeInfo;
+import android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction;
import android.view.accessibility.AccessibilityNodeInfo.CollectionInfo;
import android.view.accessibility.AccessibilityNodeInfo.CollectionItemInfo;
import android.view.accessibility.AccessibilityNodeProvider;
@@ -3893,6 +3895,33 @@ public class ListView extends AbsListView {
final CollectionInfo collectionInfo = CollectionInfo.obtain(
rowsCount, 1, false, selectionMode);
info.setCollectionInfo(collectionInfo);
+
+ if (rowsCount > 0) {
+ info.addAction(AccessibilityAction.ACTION_SCROLL_TO_POSITION);
+ }
+ }
+
+ /** @hide */
+ @Override
+ public boolean performAccessibilityActionInternal(int action, Bundle arguments) {
+ if (super.performAccessibilityActionInternal(action, arguments)) {
+ return true;
+ }
+
+ switch (action) {
+ case R.id.accessibilityActionScrollToPosition: {
+ final int row = arguments.getInt(AccessibilityNodeInfo.ACTION_ARGUMENT_ROW_INT, -1);
+ final int position = Math.min(row, getCount() - 1);
+ if (row >= 0) {
+ // The accessibility service gets data asynchronously, so
+ // we'll be a little lenient by clamping the last position.
+ smoothScrollToPosition(position);
+ return true;
+ }
+ } break;
+ }
+
+ return false;
}
@Override
diff --git a/core/res/res/values/ids.xml b/core/res/res/values/ids.xml
index 7e963954..aaf252a 100644
--- a/core/res/res/values/ids.xml
+++ b/core/res/res/values/ids.xml
@@ -93,5 +93,10 @@
<item type="id" name="undo" />
<item type="id" name="redo" />
<item type="id" name="replaceText" />
- <item type="id" name="accessibility_action_show_on_screen" />
+
+ <!-- Accessibility action identifier for {@link android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction#ACTION_SHOW_ON_SCREEN}. -->
+ <item type="id" name="accessibilityActionShowOnScreen" />
+
+ <!-- Accessibility action identifier for {@link android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction#ACTION_SCROLL_TO_POSITION}. -->
+ <item type="id" name="accessibilityActionScrollToPosition" />
</resources>
diff --git a/core/res/res/values/public.xml b/core/res/res/values/public.xml
index f1707d2..24d17a4 100644
--- a/core/res/res/values/public.xml
+++ b/core/res/res/values/public.xml
@@ -2646,11 +2646,11 @@
<public type="id" name="undo" />
<public type="id" name="redo" />
<public type="id" name="replaceText" />
+ <public type="id" name="accessibilityActionShowOnScreen" />
+ <public type="id" name="accessibilityActionScrollToPosition" />
<public type="attr" name="allowUndo" />
-
<public type="attr" name="colorBackgroundFloating" />
-
<public type="attr" name="extractNativeLibs" />
<public type="attr" name="usesCleartextTraffic" />
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 220d5e7..0c7238d 100755
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -2207,8 +2207,6 @@
<java-symbol type="string" name="storage_sd_card" />
<java-symbol type="string" name="storage_usb" />
- <java-symbol type="id" name="accessibility_action_show_on_screen" />
-
<!-- Floating toolbar -->
<java-symbol type="layout" name="floating_popup_container" />
<java-symbol type="layout" name="floating_popup_menu_button" />
generated by cgit v1.1 at 2025-10-14 17:09:58 +0000