1 /*
2  * Copyright (C) 2017 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.settingslib.core;
18 
19 import android.support.annotation.Nullable;
20 import android.support.v7.preference.Preference;
21 
22 /**
23  * Interface for {@link AbstractPreferenceController} objects which manage confirmation dialogs
24  */
25 public interface ConfirmationDialogController {
26     /**
27      * Returns the key for this preference.
28      */
getPreferenceKey()29     String getPreferenceKey();
30 
31     /**
32      * Shows the dialog
33      * @param preference Preference object relevant to the dialog being shown
34      */
showConfirmationDialog(@ullable Preference preference)35     void showConfirmationDialog(@Nullable Preference preference);
36 
37     /**
38      * Dismiss the dialog managed by this object
39      */
dismissConfirmationDialog()40     void dismissConfirmationDialog();
41 
42     /**
43      * @return {@code true} if the dialog is showing
44      */
isConfirmationDialogShowing()45     boolean isConfirmationDialogShowing();
46 }
47