Don't preserve a11y focus in hierarchy state. am: f40ee509c6

am: 711d7260ba

Change-Id: I7b2f1b2955c279f21f8f7a5ffc7b615ddaa50ff5
This commit is contained in:
Phil Weaver
2016-08-11 21:03:19 +00:00
committed by android-build-merger

View File

@@ -92,8 +92,6 @@ import android.util.EventLog;
import android.util.Log;
import android.util.SparseArray;
import android.util.TypedValue;
import android.view.accessibility.AccessibilityNodeInfo;
import android.view.accessibility.AccessibilityNodeProvider;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.FrameLayout;
@@ -2057,9 +2055,6 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
}
static private final String FOCUSED_ID_TAG = "android:focusedViewId";
static private final String ACCESSIBILITY_FOCUSED_ID_TAG = "android:accessibilityFocusedViewId";
static private final String ACCESSIBILITY_FOCUSED_VIRTUAL_ID_TAG =
"android:accessibilityFocusedVirtualViewId";
static private final String VIEWS_TAG = "android:views";
static private final String PANELS_TAG = "android:Panels";
static private final String ACTION_BAR_TAG = "android:ActionBar";
@@ -2082,26 +2077,6 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
outState.putInt(FOCUSED_ID_TAG, focusedView.getId());
}
// Save the accessibility focused view ID.
if (mDecor != null) {
final ViewRootImpl viewRootImpl = mDecor.getViewRootImpl();
if (viewRootImpl != null) {
final View accessFocusHost = viewRootImpl.getAccessibilityFocusedHost();
if (accessFocusHost != null && accessFocusHost.getId() != View.NO_ID) {
outState.putInt(ACCESSIBILITY_FOCUSED_ID_TAG, accessFocusHost.getId());
// If we have a focused virtual node ID, save that too.
final AccessibilityNodeInfo accessFocusedNode =
viewRootImpl.getAccessibilityFocusedVirtualView();
if (accessFocusedNode != null) {
final int virtualNodeId = AccessibilityNodeInfo.getVirtualDescendantId(
accessFocusedNode.getSourceNodeId());
outState.putInt(ACCESSIBILITY_FOCUSED_VIRTUAL_ID_TAG, virtualNodeId);
}
}
}
}
// save the panels
SparseArray<Parcelable> panelStates = new SparseArray<Parcelable>();
savePanelState(panelStates);
@@ -2144,13 +2119,6 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
}
}
// Restore the accessibility focused view.
final int accessFocusHostViewId = savedInstanceState.getInt(
ACCESSIBILITY_FOCUSED_ID_TAG, View.NO_ID);
final int accessFocusVirtualViewId = savedInstanceState.getInt(
ACCESSIBILITY_FOCUSED_VIRTUAL_ID_TAG, AccessibilityNodeInfo.UNDEFINED_ITEM_ID);
tryRestoreAccessibilityFocus(accessFocusHostViewId, accessFocusVirtualViewId);
// Restore the panels.
SparseArray<Parcelable> panelStates = savedInstanceState.getSparseParcelableArray(PANELS_TAG);
if (panelStates != null) {
@@ -2170,33 +2138,6 @@ public class PhoneWindow extends Window implements MenuBuilder.Callback {
}
}
private void tryRestoreAccessibilityFocus(int hostViewId, int virtualViewId) {
if (hostViewId != View.NO_ID && mDecor != null) {
final View needsAccessFocus = mDecor.findViewById(hostViewId);
if (needsAccessFocus != null) {
if (!tryFocusingVirtualView(needsAccessFocus, virtualViewId)
&& !needsAccessFocus.requestAccessibilityFocus()) {
Log.w(TAG, "Failed to restore focus to previously accessibility"
+ " focused view with id " + hostViewId);
}
} else {
Log.w(TAG, "Previously accessibility focused view reported id " + hostViewId
+ " during save, but can't be found during restore.");
}
}
}
private boolean tryFocusingVirtualView(View host, int virtualViewId) {
if (virtualViewId != AccessibilityNodeInfo.UNDEFINED_ITEM_ID) {
final AccessibilityNodeProvider nodeProvider = host.getAccessibilityNodeProvider();
if (nodeProvider != null) {
return nodeProvider.performAction(virtualViewId,
AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS, null);
}
}
return false;
}
/**
* Invoked when the panels should freeze their state.
*