| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.accessibility; |
| |
| import android.view.KeyEvent; |
| import android.view.MotionEvent; |
| import android.view.accessibility.AccessibilityEvent; |
| |
| /** |
| * Intercepts key events and forwards them to accessibility manager service. |
| */ |
| public class KeyboardInterceptor implements EventStreamTransformation { |
| private EventStreamTransformation mNext; |
| private AccessibilityManagerService mAms; |
| |
| public KeyboardInterceptor(AccessibilityManagerService service) { |
| mAms = service; |
| } |
| |
| @Override |
| public void onMotionEvent(MotionEvent event, MotionEvent rawEvent, int policyFlags) { |
| if (mNext != null) { |
| mNext.onMotionEvent(event, rawEvent, policyFlags); |
| } |
| } |
| |
| @Override |
| public void onKeyEvent(KeyEvent event, int policyFlags) { |
| mAms.notifyKeyEvent(event, policyFlags); |
| } |
| |
| @Override |
| public void onAccessibilityEvent(AccessibilityEvent event) { |
| if (mNext != null) { |
| mNext.onAccessibilityEvent(event); |
| } |
| } |
| |
| @Override |
| public void setNext(EventStreamTransformation next) { |
| mNext = next; |
| } |
| |
| @Override |
| public void clearEvents(int inputSource) { |
| if (mNext != null) { |
| mNext.clearEvents(inputSource); |
| } |
| } |
| |
| @Override |
| public void onDestroy() { |
| } |
| } |