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.settings.inputmethod;
18 
19 import android.content.Context;
20 import android.text.Spannable;
21 import android.text.SpannableString;
22 import android.text.style.ForegroundColorSpan;
23 
24 import androidx.fragment.app.Fragment;
25 import androidx.fragment.app.FragmentManager;
26 import androidx.preference.Preference;
27 import androidx.preference.PreferenceScreen;
28 
29 import com.android.settings.R;
30 import com.android.settings.core.BasePreferenceController;
31 import com.android.settingslib.Utils;
32 
33 public class ModifierKeysRestorePreferenceController extends BasePreferenceController {
34 
35     private static final String KEY_TAG = "modifier_keys_restore_dialog_tag";
36 
37     private Fragment mParent;
38     private FragmentManager mFragmentManager;
39     private PreferenceScreen mScreen;
40 
ModifierKeysRestorePreferenceController(Context context, String key)41     public ModifierKeysRestorePreferenceController(Context context, String key) {
42         super(context, key);
43     }
44 
setFragment(Fragment parent)45     public void setFragment(Fragment parent) {
46         mParent = parent;
47     }
48 
49     @Override
displayPreference(PreferenceScreen screen)50     public void displayPreference(PreferenceScreen screen) {
51         super.displayPreference(screen);
52         if (mParent == null) {
53             return;
54         }
55         mScreen = screen;
56         setResetKeyColor();
57     }
58 
59     @Override
handlePreferenceTreeClick(Preference preference)60     public boolean handlePreferenceTreeClick(Preference preference) {
61         if (!preference.getKey().equals(getPreferenceKey())) {
62             return false;
63         }
64         showResetDialog();
65         return true;
66     }
67 
68     @Override
getAvailabilityStatus()69     public int getAvailabilityStatus() {
70         return AVAILABLE;
71     }
72 
showResetDialog()73     private void showResetDialog() {
74         mFragmentManager = mParent.getFragmentManager();
75         ModifierKeysResetDialogFragment fragment = new ModifierKeysResetDialogFragment();
76         fragment.setTargetFragment(mParent, 0);
77         fragment.show(mFragmentManager, KEY_TAG);
78     }
79 
setResetKeyColor()80     private void setResetKeyColor() {
81         Preference preference = mScreen.findPreference(getPreferenceKey());
82         Spannable title = new SpannableString(
83                 mParent.getActivity().getString(R.string.modifier_keys_reset_title));
84         title.setSpan(
85                 new ForegroundColorSpan(getColorOfMaterialColorPrimary()),
86                 0, title.length(), 0);
87         preference.setTitle(title);
88     }
89 
getColorOfMaterialColorPrimary()90     private int getColorOfMaterialColorPrimary() {
91         return Utils.getColorAttrDefaultColor(
92                 mParent.getActivity(), com.android.internal.R.attr.materialColorPrimary);
93     }
94 }
95