1 /*
2  * Copyright (C) 2020 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.deskclock.settings
18 
19 import android.annotation.TargetApi
20 import android.os.Build
21 import android.os.Bundle
22 import android.view.MenuItem
23 import androidx.appcompat.app.AppCompatActivity
24 import androidx.preference.ListPreference
25 import androidx.preference.Preference
26 import androidx.preference.PreferenceFragmentCompat
27 
28 import com.android.deskclock.R
29 import com.android.deskclock.Utils
30 
31 /**
32  * Settings for Clock screen saver
33  */
34 class ScreensaverSettingsActivity : AppCompatActivity() {
35 
36     override fun onCreate(savedInstanceState: Bundle?) {
37         super.onCreate(savedInstanceState)
38         setContentView(R.layout.screensaver_settings)
39     }
40 
41     override fun onOptionsItemSelected(item: MenuItem): Boolean {
42         when (item.getItemId()) {
43             android.R.id.home -> {
44                 finish()
45                 return true
46             }
47             else -> {
48             }
49         }
50         return super.onOptionsItemSelected(item)
51     }
52 
53     class PrefsFragment : PreferenceFragmentCompat(), Preference.OnPreferenceChangeListener {
54 
55         @TargetApi(Build.VERSION_CODES.N)
56         override fun onCreate(savedInstanceState: Bundle?) {
57             super.onCreate(savedInstanceState)
58             if (Utils.isNOrLater) {
59                 getPreferenceManager().setStorageDeviceProtected()
60             }
61         }
62 
63         override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String) {
64             addPreferencesFromResource(R.xml.screensaver_settings)
65         }
66 
67         override fun onResume() {
68             super.onResume()
69             refresh()
70         }
71 
72         override fun onPreferenceChange(pref: Preference, newValue: Any?): Boolean {
73             if (KEY_CLOCK_STYLE == pref.getKey()) {
74                 val clockStylePref: ListPreference = pref as ListPreference
75                 val index: Int = clockStylePref.findIndexOfValue(newValue as String?)
76                 clockStylePref.setSummary(clockStylePref.getEntries().get(index))
77             }
78             return true
79         }
80 
81         private fun refresh() {
82             val clockStylePref = findPreference<ListPreference>(KEY_CLOCK_STYLE) as ListPreference
83             clockStylePref.setSummary(clockStylePref.getEntry())
84             clockStylePref.setOnPreferenceChangeListener(this)
85         }
86     }
87 
88     companion object {
89         const val KEY_CLOCK_STYLE = "screensaver_clock_style"
90         const val KEY_NIGHT_MODE = "screensaver_night_mode"
91     }
92 }