1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 5 * use this file except in compliance with the License. You may obtain a copy of 6 * 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, WITHOUT 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 13 * License for the specific language governing permissions and limitations under 14 * the License. 15 */ 16 17 package com.android.inputmethod.latin; 18 19 import android.text.InputType; 20 21 public class InputTypeUtils implements InputType { 22 private static final int WEB_TEXT_PASSWORD_INPUT_TYPE = 23 TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_WEB_PASSWORD; 24 private static final int WEB_TEXT_EMAIL_ADDRESS_INPUT_TYPE = 25 TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS; 26 private static final int NUMBER_PASSWORD_INPUT_TYPE = 27 TYPE_CLASS_NUMBER | TYPE_NUMBER_VARIATION_PASSWORD; 28 private static final int TEXT_PASSWORD_INPUT_TYPE = 29 TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_PASSWORD; 30 private static final int TEXT_VISIBLE_PASSWORD_INPUT_TYPE = 31 TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_VISIBLE_PASSWORD; 32 33 private InputTypeUtils() { 34 // This utility class is not publicly instantiable. 35 } 36 37 private static boolean isWebEditTextInputType(int inputType) { 38 return inputType == (TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_WEB_EDIT_TEXT); 39 } 40 41 private static boolean isWebPasswordInputType(int inputType) { 42 return WEB_TEXT_PASSWORD_INPUT_TYPE != 0 43 && inputType == WEB_TEXT_PASSWORD_INPUT_TYPE; 44 } 45 46 private static boolean isWebEmailAddressInputType(int inputType) { 47 return WEB_TEXT_EMAIL_ADDRESS_INPUT_TYPE != 0 48 && inputType == WEB_TEXT_EMAIL_ADDRESS_INPUT_TYPE; 49 } 50 51 private static boolean isNumberPasswordInputType(int inputType) { 52 return NUMBER_PASSWORD_INPUT_TYPE != 0 53 && inputType == NUMBER_PASSWORD_INPUT_TYPE; 54 } 55 56 private static boolean isTextPasswordInputType(int inputType) { 57 return inputType == TEXT_PASSWORD_INPUT_TYPE; 58 } 59 60 private static boolean isWebEmailAddressVariation(int variation) { 61 return variation == TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS; 62 } 63 64 public static boolean isEmailVariation(int variation) { 65 return variation == TYPE_TEXT_VARIATION_EMAIL_ADDRESS 66 || isWebEmailAddressVariation(variation); 67 } 68 69 public static boolean isWebInputType(int inputType) { 70 final int maskedInputType = 71 inputType & (TYPE_MASK_CLASS | TYPE_MASK_VARIATION); 72 return isWebEditTextInputType(maskedInputType) || isWebPasswordInputType(maskedInputType) 73 || isWebEmailAddressInputType(maskedInputType); 74 } 75 76 // Please refer to TextView.isPasswordInputType 77 public static boolean isPasswordInputType(int inputType) { 78 final int maskedInputType = 79 inputType & (TYPE_MASK_CLASS | TYPE_MASK_VARIATION); 80 return isTextPasswordInputType(maskedInputType) || isWebPasswordInputType(maskedInputType) 81 || isNumberPasswordInputType(maskedInputType); 82 } 83 84 // Please refer to TextView.isVisiblePasswordInputType 85 public static boolean isVisiblePasswordInputType(int inputType) { 86 final int maskedInputType = 87 inputType & (TYPE_MASK_CLASS | TYPE_MASK_VARIATION); 88 return maskedInputType == TEXT_VISIBLE_PASSWORD_INPUT_TYPE; 89 } 90 } 91