1 /* 2 * Copyright (C) 2012 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.inputmethod.latin.utils; 18 19 import android.text.InputType; 20 import android.view.inputmethod.EditorInfo; 21 22 public final class InputTypeUtils implements InputType { 23 private static final int WEB_TEXT_PASSWORD_INPUT_TYPE = 24 TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_WEB_PASSWORD; 25 private static final int WEB_TEXT_EMAIL_ADDRESS_INPUT_TYPE = 26 TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS; 27 private static final int NUMBER_PASSWORD_INPUT_TYPE = 28 TYPE_CLASS_NUMBER | TYPE_NUMBER_VARIATION_PASSWORD; 29 private static final int TEXT_PASSWORD_INPUT_TYPE = 30 TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_PASSWORD; 31 private static final int TEXT_VISIBLE_PASSWORD_INPUT_TYPE = 32 TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_VISIBLE_PASSWORD; 33 private static final int[] SUPPRESSING_AUTO_SPACES_FIELD_VARIATION = { 34 InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS, 35 InputType.TYPE_TEXT_VARIATION_PASSWORD, 36 InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD, 37 InputType.TYPE_TEXT_VARIATION_WEB_PASSWORD }; 38 public static final int IME_ACTION_CUSTOM_LABEL = EditorInfo.IME_MASK_ACTION + 1; 39 InputTypeUtils()40 private InputTypeUtils() { 41 // This utility class is not publicly instantiable. 42 } 43 isWebEditTextInputType(final int inputType)44 private static boolean isWebEditTextInputType(final int inputType) { 45 return inputType == (TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_WEB_EDIT_TEXT); 46 } 47 isWebPasswordInputType(final int inputType)48 private static boolean isWebPasswordInputType(final int inputType) { 49 return WEB_TEXT_PASSWORD_INPUT_TYPE != 0 50 && inputType == WEB_TEXT_PASSWORD_INPUT_TYPE; 51 } 52 isWebEmailAddressInputType(final int inputType)53 private static boolean isWebEmailAddressInputType(final int inputType) { 54 return WEB_TEXT_EMAIL_ADDRESS_INPUT_TYPE != 0 55 && inputType == WEB_TEXT_EMAIL_ADDRESS_INPUT_TYPE; 56 } 57 isNumberPasswordInputType(final int inputType)58 private static boolean isNumberPasswordInputType(final int inputType) { 59 return NUMBER_PASSWORD_INPUT_TYPE != 0 60 && inputType == NUMBER_PASSWORD_INPUT_TYPE; 61 } 62 isTextPasswordInputType(final int inputType)63 private static boolean isTextPasswordInputType(final int inputType) { 64 return inputType == TEXT_PASSWORD_INPUT_TYPE; 65 } 66 isWebEmailAddressVariation(int variation)67 private static boolean isWebEmailAddressVariation(int variation) { 68 return variation == TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS; 69 } 70 isEmailVariation(final int variation)71 public static boolean isEmailVariation(final int variation) { 72 return variation == TYPE_TEXT_VARIATION_EMAIL_ADDRESS 73 || isWebEmailAddressVariation(variation); 74 } 75 isWebInputType(final int inputType)76 public static boolean isWebInputType(final int inputType) { 77 final int maskedInputType = 78 inputType & (TYPE_MASK_CLASS | TYPE_MASK_VARIATION); 79 return isWebEditTextInputType(maskedInputType) || isWebPasswordInputType(maskedInputType) 80 || isWebEmailAddressInputType(maskedInputType); 81 } 82 83 // Please refer to TextView.isPasswordInputType isPasswordInputType(final int inputType)84 public static boolean isPasswordInputType(final int inputType) { 85 final int maskedInputType = 86 inputType & (TYPE_MASK_CLASS | TYPE_MASK_VARIATION); 87 return isTextPasswordInputType(maskedInputType) || isWebPasswordInputType(maskedInputType) 88 || isNumberPasswordInputType(maskedInputType); 89 } 90 91 // Please refer to TextView.isVisiblePasswordInputType isVisiblePasswordInputType(final int inputType)92 public static boolean isVisiblePasswordInputType(final int inputType) { 93 final int maskedInputType = 94 inputType & (TYPE_MASK_CLASS | TYPE_MASK_VARIATION); 95 return maskedInputType == TEXT_VISIBLE_PASSWORD_INPUT_TYPE; 96 } 97 isAutoSpaceFriendlyType(final int inputType)98 public static boolean isAutoSpaceFriendlyType(final int inputType) { 99 if (TYPE_CLASS_TEXT != (TYPE_MASK_CLASS & inputType)) return false; 100 final int variation = TYPE_MASK_VARIATION & inputType; 101 for (final int fieldVariation : SUPPRESSING_AUTO_SPACES_FIELD_VARIATION) { 102 if (variation == fieldVariation) return false; 103 } 104 return true; 105 } 106 getImeOptionsActionIdFromEditorInfo(final EditorInfo editorInfo)107 public static int getImeOptionsActionIdFromEditorInfo(final EditorInfo editorInfo) { 108 if ((editorInfo.imeOptions & EditorInfo.IME_FLAG_NO_ENTER_ACTION) != 0) { 109 return EditorInfo.IME_ACTION_NONE; 110 } else if (editorInfo.actionLabel != null) { 111 return IME_ACTION_CUSTOM_LABEL; 112 } else { 113 // Note: this is different from editorInfo.actionId, hence "ImeOptionsActionId" 114 return editorInfo.imeOptions & EditorInfo.IME_MASK_ACTION; 115 } 116 } 117 } 118