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.uidata
18 
19 import android.content.SharedPreferences
20 
21 /**
22  * This class encapsulates the storage of tab data in [SharedPreferences].
23  */
24 internal object TabDAO {
25     /** Key to a preference that stores the ordinal of the selected tab.  */
26     private const val KEY_SELECTED_TAB = "selected_tab"
27 
28     /**
29      * @return an enumerated value indicating the currently selected primary tab
30      */
getSelectedTabnull31     fun getSelectedTab(prefs: SharedPreferences): UiDataModel.Tab {
32         val ordinal = prefs.getInt(KEY_SELECTED_TAB, UiDataModel.Tab.CLOCKS.ordinal)
33         return UiDataModel.Tab.values()[ordinal]
34     }
35 
36     /**
37      * @param tab an enumerated value indicating the newly selected primary tab
38      */
setSelectedTabnull39     fun setSelectedTab(prefs: SharedPreferences, tab: UiDataModel.Tab) {
40         prefs.edit().putInt(KEY_SELECTED_TAB, tab.ordinal).apply()
41     }
42 }