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      1 /*
      2  * Copyright (C) 2015 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 package com.android.settingslib;
     17 
     18 import android.app.AlertDialog;
     19 import android.app.Dialog;
     20 import android.content.Context;
     21 import android.content.DialogInterface;
     22 import android.os.Bundle;
     23 import android.util.AttributeSet;
     24 import android.view.View;
     25 
     26 import androidx.preference.DialogPreference;
     27 import androidx.preference.PreferenceDialogFragment;
     28 
     29 /**
     30  * Framework version is deprecated, use the compat version instead.
     31  *
     32  * @deprecated
     33  */
     34 @Deprecated
     35 public class CustomDialogPreference extends DialogPreference {
     36 
     37     private CustomPreferenceDialogFragment mFragment;
     38     private DialogInterface.OnShowListener mOnShowListener;
     39 
     40     public CustomDialogPreference(Context context, AttributeSet attrs, int defStyleAttr,
     41             int defStyleRes) {
     42         super(context, attrs, defStyleAttr, defStyleRes);
     43     }
     44 
     45     public CustomDialogPreference(Context context, AttributeSet attrs, int defStyleAttr) {
     46         super(context, attrs, defStyleAttr);
     47     }
     48 
     49     public CustomDialogPreference(Context context, AttributeSet attrs) {
     50         super(context, attrs);
     51     }
     52 
     53     public CustomDialogPreference(Context context) {
     54         super(context);
     55     }
     56 
     57     public boolean isDialogOpen() {
     58         return getDialog() != null && getDialog().isShowing();
     59     }
     60 
     61     public Dialog getDialog() {
     62         return mFragment != null ? mFragment.getDialog() : null;
     63     }
     64 
     65     public void setOnShowListener(DialogInterface.OnShowListener listner) {
     66         mOnShowListener = listner;
     67     }
     68 
     69     protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
     70             DialogInterface.OnClickListener listener) {
     71     }
     72 
     73     protected void onDialogClosed(boolean positiveResult) {
     74     }
     75 
     76     protected void onClick(DialogInterface dialog, int which) {
     77     }
     78 
     79     protected void onBindDialogView(View view) {
     80     }
     81 
     82     private void setFragment(CustomPreferenceDialogFragment fragment) {
     83         mFragment = fragment;
     84     }
     85 
     86     private DialogInterface.OnShowListener getOnShowListener() {
     87         return mOnShowListener;
     88     }
     89 
     90     public static class CustomPreferenceDialogFragment extends PreferenceDialogFragment {
     91 
     92         public static CustomPreferenceDialogFragment newInstance(String key) {
     93             final CustomPreferenceDialogFragment fragment = new CustomPreferenceDialogFragment();
     94             final Bundle b = new Bundle(1);
     95             b.putString(ARG_KEY, key);
     96             fragment.setArguments(b);
     97             return fragment;
     98         }
     99 
    100         private CustomDialogPreference getCustomizablePreference() {
    101             return (CustomDialogPreference) getPreference();
    102         }
    103 
    104         @Override
    105         protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
    106             super.onPrepareDialogBuilder(builder);
    107             getCustomizablePreference().setFragment(this);
    108             getCustomizablePreference().onPrepareDialogBuilder(builder, this);
    109         }
    110 
    111         @Override
    112         public void onDialogClosed(boolean positiveResult) {
    113             getCustomizablePreference().onDialogClosed(positiveResult);
    114         }
    115 
    116         @Override
    117         protected void onBindDialogView(View view) {
    118             super.onBindDialogView(view);
    119             getCustomizablePreference().onBindDialogView(view);
    120         }
    121 
    122         @Override
    123         public Dialog onCreateDialog(Bundle savedInstanceState) {
    124             final Dialog dialog = super.onCreateDialog(savedInstanceState);
    125             dialog.setOnShowListener(getCustomizablePreference().getOnShowListener());
    126             return dialog;
    127         }
    128 
    129         @Override
    130         public void onClick(DialogInterface dialog, int which) {
    131             super.onClick(dialog, which);
    132             getCustomizablePreference().onClick(dialog, which);
    133         }
    134     }
    135 }
    136