Java Code Examples for android.view.View#AccessibilityDelegate

@Override
public void cleanup() {
    for (final Map.Entry<View, TrackingAccessibilityDelegate> entry :
            mWatching.entrySet()) {
        final View v = entry.getKey();
        final TrackingAccessibilityDelegate toCleanup = entry.getValue();
        final View.AccessibilityDelegate currentViewDelegate = getOldDelegate(v);
        if (currentViewDelegate == toCleanup) {
            v.setAccessibilityDelegate(toCleanup.getRealDelegate());
        } else if (currentViewDelegate instanceof TrackingAccessibilityDelegate) {
            final TrackingAccessibilityDelegate newChain =
                    (TrackingAccessibilityDelegate) currentViewDelegate;
            newChain.removeFromDelegateChain(toCleanup);
        } else {
            // Assume we've been replaced, zeroed out, or for some other reason we're
            // already gone.
            // (This isn't too weird, for example, it's expected when views get recycled)
        }
    }
    mWatching.clear();
}
 

@Override
public void accumulate(View found) {
    final View.AccessibilityDelegate realDelegate = getOldDelegate(found);
    if (realDelegate instanceof TrackingAccessibilityDelegate) {
        final TrackingAccessibilityDelegate currentTracker =
                (TrackingAccessibilityDelegate) realDelegate;
        if (currentTracker.willFireEvent(UIHelper.textPropertyFromView(found),
                getEventName())) {
            return; // Don't double track
        }
    }

    // We aren't already in the tracking call chain of the view
    final TrackingAccessibilityDelegate newDelegate =
            new TrackingAccessibilityDelegate(realDelegate);
    found.setAccessibilityDelegate(newDelegate);
    mWatching.put(found, newDelegate);
}
 

@Override
public void setAccessibilityDelegate(View.AccessibilityDelegate accessibilityDelegate) {
  super.setAccessibilityDelegate(accessibilityDelegate);

  // We cannot compare against mComponentAccessibilityDelegate directly, since it is not the
  // delegate that we receive here. Instead, we'll set this to true at the point that we set that
  // delegate explicitly.
  mIsComponentAccessibilityDelegateSet = false;
}
 

public TrackingAccessibilityDelegate(View.AccessibilityDelegate realDelegate) {
    mRealDelegate = realDelegate;
}
 

public View.AccessibilityDelegate getRealDelegate() {
    return mRealDelegate;
}
 

public static Void accessibilityDelegate(View.AccessibilityDelegate arg) {
  return BaseDSL.attr("accessibilityDelegate", arg);
}
 

public static Void accessibilityDelegate(View.AccessibilityDelegate arg) {
  return BaseDSL.attr("accessibilityDelegate", arg);
}