1 /* 2 * Copyright (C) 2017 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.base; 18 19 import android.util.Log; 20 import android.util.Pair; 21 22 import com.android.documentsui.Injector; 23 import com.android.documentsui.R; 24 25 /** 26 * Debug menu tools requested by QA Fred. 27 */ 28 public class DebugHelper { 29 30 private static final String TAG = "DebugHelper"; 31 32 private static final int[][] sCode = new int[][] { 33 {19, 19, 20, 20, 21, 22, 21, 22, 30, 29}, 34 {51, 51, 47, 47, 29, 32, 29, 32, 30, 29} 35 }; 36 37 private static final int[][] sColors = new int[][] { 38 {0xFFDB3236, 0xFFB71C1C}, 39 {0xFF3cba54, 0xFF1B5E20}, 40 {0xFFf4c20d, 0xFFF9A825}, 41 {0xFF4885ed, 0xFF0D47A1} 42 }; 43 44 @SuppressWarnings("unchecked") 45 private static final Pair<String, Integer>[] sMessages = new Pair[]{ 46 new Pair<>("Woof Woof", R.drawable.debug_msg_1), 47 new Pair<>("", R.drawable.debug_msg_2) 48 }; 49 50 private final Injector<?> mInjector; 51 52 private boolean mDebugEnabled; 53 private long mLastTime; 54 private int mPosition; 55 private int mCodeIndex; 56 private int mColorIndex; 57 private int mMessageIndex; 58 59 public DebugHelper(Injector<?> injector) { 60 mInjector = injector; 61 } 62 63 public int[] getNextColors() { 64 assert (mInjector.features.isDebugSupportEnabled()); 65 66 if (mColorIndex == sColors.length) { 67 mColorIndex = 0; 68 } 69 70 return sColors[mColorIndex++]; 71 } 72 73 public Pair<String, Integer> getNextMessage() { 74 assert (mInjector.features.isDebugSupportEnabled()); 75 76 if (mMessageIndex == sMessages.length) { 77 mMessageIndex = 0; 78 } 79 80 return sMessages[mMessageIndex++]; 81 } 82 83 public void debugCheck(long time, int keyCode) { 84 if (time == mLastTime) { 85 return; 86 } 87 mLastTime = time; 88 89 if (mPosition == 0) { 90 for (int i = 0; i < sCode.length; i++) { 91 if (keyCode == sCode[i][0]) { 92 mCodeIndex = i; 93 break; 94 } 95 } 96 } 97 98 if (keyCode == sCode[mCodeIndex][mPosition]) { 99 mPosition++; 100 } else if (mPosition > 2 || (mPosition == 2 && keyCode != sCode[mCodeIndex][0])) { 101 mPosition = 0; 102 } 103 104 if (mPosition == sCode[mCodeIndex].length) { 105 mPosition = 0; 106 toggleDebugMode(); 107 } 108 } 109 110 public void toggleDebugMode() { 111 mDebugEnabled = !mDebugEnabled; 112 // Actions is content-scope, so it can technically be null, though 113 // not likely. 114 if (mInjector.actions != null) { 115 mInjector.actions.setDebugMode(mDebugEnabled); 116 } 117 118 if (Shared.VERBOSE) { 119 Log.v(TAG, "Debug mode " + (mDebugEnabled ? "on" : "off")); 120 } 121 } 122 } 123