1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.documentsui.files; 18 19 import android.view.KeyEvent; 20 21 /** 22 * Used by {@link FilesActivity} to manage global keyboard shortcuts tied to file actions 23 */ 24 final class ActivityInputHandler { 25 26 private final Runnable mDeleteHandler; 27 ActivityInputHandler(Runnable deleteHandler)28 ActivityInputHandler(Runnable deleteHandler) { 29 mDeleteHandler = deleteHandler; 30 } 31 onKeyDown(int keyCode, KeyEvent event)32 boolean onKeyDown(int keyCode, KeyEvent event) { 33 switch (keyCode) { 34 case KeyEvent.KEYCODE_FORWARD_DEL: 35 mDeleteHandler.run(); 36 return true; 37 case KeyEvent.KEYCODE_DEL: 38 if (event.isAltPressed()) { 39 mDeleteHandler.run(); 40 return true; 41 } 42 return false; 43 default: 44 return false; 45 } 46 } 47 } 48