1 /*
2  * Copyright (C) 2022 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.server.inputmethod;
18 
19 import static android.provider.InputMethodManagerDeviceConfig.KEY_HIDE_IME_WHEN_NO_EDITOR_FOCUS;
20 
21 import android.app.ActivityThread;
22 import android.provider.DeviceConfig;
23 
24 import com.android.internal.annotations.VisibleForTesting;
25 
26 /**
27  * Class for the device-level configuration related to the input method manager
28  * platform features in {@link DeviceConfig}.
29  */
30 final class InputMethodDeviceConfigs {
31     private boolean mHideImeWhenNoEditorFocus;
32     private final DeviceConfig.OnPropertiesChangedListener mDeviceConfigChangedListener;
33 
InputMethodDeviceConfigs()34     InputMethodDeviceConfigs() {
35         mDeviceConfigChangedListener = properties -> {
36             if (!DeviceConfig.NAMESPACE_INPUT_METHOD_MANAGER.equals(properties.getNamespace())) {
37                 return;
38             }
39             for (String name : properties.getKeyset()) {
40                 if (KEY_HIDE_IME_WHEN_NO_EDITOR_FOCUS.equals(name)) {
41                     mHideImeWhenNoEditorFocus = properties.getBoolean(name,
42                             true /* defaultValue */);
43                 }
44             }
45         };
46         mHideImeWhenNoEditorFocus = DeviceConfig.getBoolean(
47                 DeviceConfig.NAMESPACE_INPUT_METHOD_MANAGER,
48                 KEY_HIDE_IME_WHEN_NO_EDITOR_FOCUS, true);
49         DeviceConfig.addOnPropertiesChangedListener(
50                 DeviceConfig.NAMESPACE_INPUT_METHOD_MANAGER,
51                 ActivityThread.currentApplication().getMainExecutor(),
52                 mDeviceConfigChangedListener);
53     }
54 
55     /**
56      * Whether the IME should be hidden when the window gained focus without an editor focused.
57      */
shouldHideImeWhenNoEditorFocus()58     public boolean shouldHideImeWhenNoEditorFocus() {
59         return mHideImeWhenNoEditorFocus;
60     }
61 
62     @VisibleForTesting
destroy()63     void destroy() {
64         DeviceConfig.removeOnPropertiesChangedListener(mDeviceConfigChangedListener);
65     }
66 }
67