Merge "Make minor documentation improvements" (1c547cdb) · Commits · e / os / android_frameworks_base

core/java/android/accessibilityservice/AccessibilityService.java

+15 −1

Original line number	Diff line number	Diff line
		@@ -1238,7 +1238,21 @@ public abstract class AccessibilityService extends Service {
		* property in its meta-data. For more information, see
		* {@link #SERVICE_META_DATA}.
		* </p>
		*
		* <p>Since many apps do not appropriately support {@link AccessibilityAction#ACTION_CLICK},
		* if this action fails on an element that should be clickable, a service that is not a screen
		* reader may send a tap directly to the element as a fallback. The example below
		* demonstrates this fallback using the gesture dispatch APIs:
		*
		* <pre class="prettyprint"><code>
		* private void tap(PointF point) {
		* StrokeDescription tap = new StrokeDescription(path(point), 0,
		* ViewConfiguration.getTapTimeout());
		* GestureDescription.Builder builder = new GestureDescription.Builder();
		* builder.addStroke(tap);
		* dispatchGesture(builder.build(), null, null);
		* }
		*</code>
		* </pre>
		* @param gesture The gesture to dispatch
		* @param callback The object to call back when the status of the gesture is known. If
		* {@code null}, no status is reported.

core/java/android/view/View.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -8075,6 +8075,7 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
		*
		* @param rectangle The rectangle in the View's content coordinate space
		* @return Whether any parent scrolled.
		* @see AccessibilityAction#ACTION_SHOW_ON_SCREEN
		*/
		public boolean requestRectangleOnScreen(Rect rectangle) {
		return requestRectangleOnScreen(rectangle, false);
		@@ -11216,6 +11217,8 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
		*
		* @param stateDescription The state description.
		* @see #getStateDescription()
		* @see #setContentDescription(CharSequence) for the difference between content and
		* state descriptions.
		*/
		@RemotableViewMethod
		public void setStateDescription(@Nullable CharSequence stateDescription) {

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

+7 −1

Original line number	Diff line number	Diff line
		@@ -475,6 +475,7 @@ public final class AccessibilityEvent extends AccessibilityRecord implements Par
		/**
		* Represents the event of selecting an item usually in the context of an
		* {@link android.widget.AdapterView}.
		* @see AccessibilityNodeInfo.AccessibilityAction#ACTION_SELECT
		*/
		public static final int TYPE_VIEW_SELECTED = 1 << 2;

		@@ -487,6 +488,7 @@ public final class AccessibilityEvent extends AccessibilityRecord implements Par

		/**
		* Represents the event of changing the text of an {@link android.widget.EditText}.
		* @see AccessibilityNodeInfo#setText(CharSequence)
		*/
		public static final int TYPE_VIEW_TEXT_CHANGED = 1 << 4;

		@@ -652,6 +654,7 @@ public final class AccessibilityEvent extends AccessibilityRecord implements Par
		/**
		* Change type for {@link #TYPE_WINDOW_CONTENT_CHANGED} event:
		* The node's text changed.
		* @see AccessibilityNodeInfo#setText(CharSequence)
		*/
		public static final int CONTENT_CHANGE_TYPE_TEXT = 1 << 1;

		@@ -668,7 +671,7 @@ public final class AccessibilityEvent extends AccessibilityRecord implements Par
		* If this makes the pane appear, {@link #CONTENT_CHANGE_TYPE_PANE_APPEARED} is sent
		* instead. If this makes the pane disappear, {@link #CONTENT_CHANGE_TYPE_PANE_DISAPPEARED}
		* is sent.
		*
		* @see View#setAccessibilityPaneTitle(CharSequence)
		*/
		public static final int CONTENT_CHANGE_TYPE_PANE_TITLE = 1 << 3;

		@@ -676,6 +679,7 @@ public final class AccessibilityEvent extends AccessibilityRecord implements Par
		* Change type for {@link #TYPE_WINDOW_STATE_CHANGED} event:
		* The node has a pane title, and either just appeared or just was assigned a title when it
		* had none before.
		* @see View#setAccessibilityPaneTitle(CharSequence)
		*/
		public static final int CONTENT_CHANGE_TYPE_PANE_APPEARED = 1 << 4;

		@@ -687,6 +691,7 @@ public final class AccessibilityEvent extends AccessibilityRecord implements Par
		* No source will be returned if the node is no longer on the screen. To make the change more
		* clear for the user, the first entry in {@link #getText()} will return the value that would
		* have been returned by {@code getSource().getPaneTitle()}.
		* @see View#setAccessibilityPaneTitle(CharSequence)
		*/
		public static final int CONTENT_CHANGE_TYPE_PANE_DISAPPEARED = 1 << 5;

		@@ -697,6 +702,7 @@ public final class AccessibilityEvent extends AccessibilityRecord implements Par
		* changes, the changed part can be put into event text. For example, if state description
		* changed from "on, wifi signal full" to "on, wifi three bars", "wifi three bars" can be put
		* into the event text.
		* @see View#setStateDescription(CharSequence)
		*/
		public static final int CONTENT_CHANGE_TYPE_STATE_DESCRIPTION = 1 << 6;

core/java/android/view/accessibility/AccessibilityNodeProvider.java

+4 −0

Original line number	Diff line number	Diff line
		@@ -45,6 +45,10 @@ import java.util.List;
		* View itself. Similarly the returned instance is responsible for performing accessibility
		* actions on any virtual view or the root view itself. For example:
		* </p>
		* <aside class="note">
		* <b>Note:</b> Consider using a {@link androidx.customview.widget.ExploreByTouchHelper}, a utility
		* extension of AccessibilityNodeProvider, to simplify many aspects of providing information to
		* accessibility services and managing accessibility focus. </aside>
		* <div>
		* <div class="ds-selector-tabs"><section><h3 id="kotlin">Kotlin</h3>
		* <pre class="prettyprint lang-kotlin">