1 /* 2 * Copyright (C) 2023 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.settings.inputmethod; 18 19 import android.content.Context; 20 import android.hardware.input.InputDeviceIdentifier; 21 import android.hardware.input.InputManager; 22 import android.hardware.input.KeyboardLayout; 23 import android.view.InputDevice; 24 import android.view.inputmethod.InputMethodInfo; 25 import android.view.inputmethod.InputMethodManager; 26 import android.view.inputmethod.InputMethodSubtype; 27 28 import java.util.ArrayList; 29 import java.util.List; 30 31 /** 32 * Utilities of keyboard settings 33 */ 34 public class NewKeyboardSettingsUtils { 35 36 static final String EXTRA_TITLE = "keyboard_layout_picker_title"; 37 static final String EXTRA_USER_ID = "user_id"; 38 static final String EXTRA_INPUT_DEVICE_IDENTIFIER = "input_device_identifier"; 39 static final String EXTRA_INPUT_METHOD_INFO = "input_method_info"; 40 static final String EXTRA_INPUT_METHOD_SUBTYPE = "input_method_subtype"; 41 isTouchpad()42 static boolean isTouchpad() { 43 for (int deviceId : InputDevice.getDeviceIds()) { 44 final InputDevice device = InputDevice.getDevice(deviceId); 45 if (device == null) { 46 continue; 47 } 48 if ((device.getSources() & InputDevice.SOURCE_TOUCHPAD) 49 == InputDevice.SOURCE_TOUCHPAD) { 50 return true; 51 } 52 } 53 return false; 54 } 55 getSuitableImeLabels(Context context, InputMethodManager imm, int userId)56 static List<String> getSuitableImeLabels(Context context, InputMethodManager imm, int userId) { 57 List<String> suitableInputMethodInfoLabels = new ArrayList<>(); 58 List<InputMethodInfo> infoList = imm.getEnabledInputMethodListAsUser(userId); 59 for (InputMethodInfo info : infoList) { 60 List<InputMethodSubtype> subtypes = 61 imm.getEnabledInputMethodSubtypeList(info, true); 62 for (InputMethodSubtype subtype : subtypes) { 63 if (subtype.isSuitableForPhysicalKeyboardLayoutMapping()) { 64 suitableInputMethodInfoLabels.add( 65 info.loadLabel(context.getPackageManager()).toString()); 66 break; 67 } 68 } 69 } 70 return suitableInputMethodInfoLabels; 71 } 72 73 static class KeyboardInfo { 74 CharSequence mSubtypeLabel; 75 String mLayout; 76 InputMethodInfo mInputMethodInfo; 77 InputMethodSubtype mInputMethodSubtype; 78 KeyboardInfo( CharSequence subtypeLabel, String layout, InputMethodInfo inputMethodInfo, InputMethodSubtype inputMethodSubtype)79 KeyboardInfo( 80 CharSequence subtypeLabel, 81 String layout, 82 InputMethodInfo inputMethodInfo, 83 InputMethodSubtype inputMethodSubtype) { 84 mSubtypeLabel = subtypeLabel; 85 mLayout = layout; 86 mInputMethodInfo = inputMethodInfo; 87 mInputMethodSubtype = inputMethodSubtype; 88 } 89 getPrefId()90 String getPrefId() { 91 return mInputMethodInfo.getId() + "_" + mInputMethodSubtype.hashCode(); 92 } 93 getSubtypeLabel()94 CharSequence getSubtypeLabel() { 95 return mSubtypeLabel; 96 } 97 getLayout()98 String getLayout() { 99 return mLayout; 100 } 101 getInputMethodInfo()102 InputMethodInfo getInputMethodInfo() { 103 return mInputMethodInfo; 104 } 105 getInputMethodSubtype()106 InputMethodSubtype getInputMethodSubtype() { 107 return mInputMethodSubtype; 108 } 109 } 110 getInputDevice(InputManager im, InputDeviceIdentifier identifier)111 static InputDevice getInputDevice(InputManager im, InputDeviceIdentifier identifier) { 112 return im.getInputDeviceByDescriptor(identifier.getDescriptor()); 113 } 114 getKeyboardLayouts(InputManager inputManager, int userId, InputDeviceIdentifier identifier, InputMethodInfo info, InputMethodSubtype subtype)115 static KeyboardLayout[] getKeyboardLayouts(InputManager inputManager, int userId, 116 InputDeviceIdentifier identifier, InputMethodInfo info, InputMethodSubtype subtype) { 117 return inputManager.getKeyboardLayoutListForInputDevice(identifier, userId, info, subtype); 118 } 119 getKeyboardLayout(InputManager inputManager, int userId, InputDeviceIdentifier identifier, InputMethodInfo info, InputMethodSubtype subtype)120 static String getKeyboardLayout(InputManager inputManager, int userId, 121 InputDeviceIdentifier identifier, InputMethodInfo info, InputMethodSubtype subtype) { 122 return inputManager.getKeyboardLayoutForInputDevice(identifier, userId, info, subtype); 123 } 124 } 125