1  /*
2   * Copyright (C) 2024 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.systemui.inputmethod.data.model
18  
19  /**
20   * Models an input method editor (IME).
21   *
22   * @see android.view.inputmethod.InputMethodInfo
23   */
24  data class InputMethodModel(
25      /** A unique ID for the user associated with this input method. */
26      val userId: Int,
27      /** A unique ID for this input method. */
28      val imeId: String,
29      /** The subtypes of this IME (may be empty). */
30      val subtypes: List<Subtype>,
31  ) {
32      /**
33       * A Subtype can describe locale (e.g. en_US, fr_FR...) and mode (e.g. voice, keyboard), and is
34       * used for IME switch and settings.
35       *
36       * @see android.view.inputmethod.InputMethodSubtype
37       */
38      data class Subtype(
39          /** A unique ID for this IME subtype. */
40          val subtypeId: Int,
41          /**
42           * Whether this subtype is auxiliary. An auxiliary subtype will not be shown in the list of
43           * enabled IMEs for choosing the current IME in Settings, but it will be shown in the list
44           * of IMEs in the IME switcher to allow the user to tentatively switch to this subtype while
45           * an IME is shown.
46           *
47           * The intent of this flag is to allow for IMEs that are invoked in a one-shot way as
48           * auxiliary input mode, and return to the previous IME once it is finished (e.g. voice
49           * input).
50           */
51          val isAuxiliary: Boolean,
52      )
53  }
54