1 /*
2  * Copyright (C) 2018 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.cts.mockime;
18 
19 import android.content.ComponentName;
20 import android.content.ContentProvider;
21 import android.content.ContentValues;
22 import android.database.Cursor;
23 import android.net.Uri;
24 import android.os.Bundle;
25 import android.util.Log;
26 import android.view.inputmethod.InputMethodManager;
27 import android.view.inputmethod.InputMethodSubtype;
28 
29 import androidx.annotation.NonNull;
30 import androidx.annotation.Nullable;
31 
32 /**
33  * {@link ContentProvider} to receive {@link ImeSettings} via
34  * {@link ContentProvider#call(String, String, String, Bundle)}.
35  */
36 public class SettingsProvider extends ContentProvider {
37 
38     public static final String SET_INLINE_SUGGESTION_EXTRAS_COMMAND = "setInlineSuggestionsExtras";
39     private static final String TAG = "SettingsProvider";
40 
41     static final String SET_ADDITIONAL_SUBTYPES_COMMAND = "setAdditionalSubtypes";
42     static final String SET_ADDITIONAL_SUBTYPES_KEY = "subtypes";
43 
44     @Nullable
45     private static ImeSettings sSettings = null;
46     @Nullable
47     private static Bundle sInlineSuggestionsExtras;
48 
49     @Override
onCreate()50     public boolean onCreate() {
51         return true;
52     }
53 
54     @Override
query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder)55     public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
56             String sortOrder) {
57         return null;
58     }
59 
60     @Override
getType(Uri uri)61     public String getType(Uri uri) {
62         return null;
63     }
64 
65     @Override
insert(Uri uri, ContentValues values)66     public Uri insert(Uri uri, ContentValues values) {
67         return null;
68     }
69 
70     @Override
delete(Uri uri, String selection, String[] selectionArgs)71     public int delete(Uri uri, String selection, String[] selectionArgs) {
72         return 0;
73     }
74 
75     @Override
update(Uri uri, ContentValues values, String selection, String[] selectionArgs)76     public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
77         return 0;
78     }
79 
80     @NonNull
getMockImeId()81     private String getMockImeId() {
82         return new ComponentName(getContext().getPackageName(), MockIme.class.getName())
83                 .flattenToShortString();
84     }
85 
86     @Override
call(String authority, String method, String arg, Bundle extras)87     public Bundle call(String authority, String method, String arg, Bundle extras) {
88         Log.i(TAG, String.format("SettingsProvider.call(): instance=%s, method=%s", this, method));
89         if ("write".equals(method)) {
90             sSettings = null;
91             final String callingPackageName = getCallingPackage();
92             if (callingPackageName == null) {
93                 throw new SecurityException("Failed to obtain the calling package name.");
94             }
95             sSettings = new ImeSettings(callingPackageName, extras);
96         } else if (SET_ADDITIONAL_SUBTYPES_COMMAND.equals(method)) {
97             InputMethodSubtype[] additionalSubtypes = extras.getParcelableArray(
98                     SET_ADDITIONAL_SUBTYPES_KEY, InputMethodSubtype.class);
99             if (additionalSubtypes == null) {
100                 // IMM#setAdditionalInputMethodSubtypes() doesn't accept null array.
101                 additionalSubtypes = new InputMethodSubtype[0];
102             }
103             getContext().getSystemService(InputMethodManager.class)
104                     .setAdditionalInputMethodSubtypes(getMockImeId(), additionalSubtypes);
105         } else if ("delete".equals(method)) {
106             if (sSettings != null) {
107                 sSettings.close();
108             }
109             sSettings = null;
110             sInlineSuggestionsExtras = null;
111         } else if (SET_INLINE_SUGGESTION_EXTRAS_COMMAND.equals(method)) {
112             sInlineSuggestionsExtras = extras;
113         }
114         return Bundle.EMPTY;
115     }
116 
getSettings()117     static ImeSettings getSettings() {
118         return sSettings;
119     }
120 
getInlineSuggestionsExtras()121     static Bundle getInlineSuggestionsExtras() {
122         return sInlineSuggestionsExtras;
123     }
124 }
125