Merge "Fix accessibility actions for navigation bar" into lmp-dev (3bf37725) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyButtonView.java

+34 −0

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@ import android.content.Context;
		import android.content.res.TypedArray;
		import android.graphics.drawable.Drawable;
		import android.hardware.input.InputManager;
		import android.os.Bundle;
		import android.os.SystemClock;
		import android.util.AttributeSet;
		import android.util.Log;
		@@ -33,10 +34,14 @@ import android.view.MotionEvent;
		import android.view.SoundEffectConstants;
		import android.view.ViewConfiguration;
		import android.view.accessibility.AccessibilityEvent;
		import android.view.accessibility.AccessibilityNodeInfo;
		import android.widget.ImageView;

		import com.android.systemui.R;

		import static android.view.accessibility.AccessibilityNodeInfo.ACTION_CLICK;
		import static android.view.accessibility.AccessibilityNodeInfo.ACTION_LONG_CLICK;

		public class KeyButtonView extends ImageView {
		private static final String TAG = "StatusBar.KeyButtonView";
		private static final boolean DEBUG = false;
		@@ -95,6 +100,35 @@ public class KeyButtonView extends ImageView {
		mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
		}

		@Override
		public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
		super.onInitializeAccessibilityNodeInfo(info);
		if (mCode != 0) {
		info.addAction(new AccessibilityNodeInfo.AccessibilityAction(ACTION_CLICK, null));
		if (mSupportsLongpress) {
		info.addAction(
		new AccessibilityNodeInfo.AccessibilityAction(ACTION_LONG_CLICK, null));
		}
		}
		}

		@Override
		public boolean performAccessibilityAction(int action, Bundle arguments) {
		if (action == ACTION_CLICK && mCode != 0) {
		sendEvent(KeyEvent.ACTION_DOWN, 0, SystemClock.uptimeMillis());
		sendEvent(KeyEvent.ACTION_UP, 0);
		sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_CLICKED);
		playSoundEffect(SoundEffectConstants.CLICK);
		return true;
		} else if (action == ACTION_LONG_CLICK && mCode != 0 && mSupportsLongpress) {
		sendEvent(KeyEvent.ACTION_DOWN, KeyEvent.FLAG_LONG_PRESS);
		sendEvent(KeyEvent.ACTION_UP, 0);
		sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_LONG_CLICKED);
		return true;
		}
		return super.performAccessibilityAction(action, arguments);
		}

		public void setQuiescentAlpha(float alpha, boolean animate) {
		mAnimateToQuiescent.cancel();
		alpha = Math.min(Math.max(alpha, 0), 1);