1 /* 2 * Copyright (C) 2018 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.Dialog; 19 import android.content.Context; 20 import android.content.DialogInterface; 21 import android.os.Bundle; 22 import android.util.AttributeSet; 23 import android.view.View; 24 25 import androidx.appcompat.app.AlertDialog; 26 import androidx.preference.DialogPreference; 27 import androidx.preference.PreferenceDialogFragmentCompat; 28 29 public class CustomDialogPreferenceCompat extends DialogPreference { 30 31 private CustomPreferenceDialogFragment mFragment; 32 private DialogInterface.OnShowListener mOnShowListener; 33 CustomDialogPreferenceCompat(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)34 public CustomDialogPreferenceCompat(Context context, AttributeSet attrs, int defStyleAttr, 35 int defStyleRes) { 36 super(context, attrs, defStyleAttr, defStyleRes); 37 } 38 CustomDialogPreferenceCompat(Context context, AttributeSet attrs, int defStyleAttr)39 public CustomDialogPreferenceCompat(Context context, AttributeSet attrs, int defStyleAttr) { 40 super(context, attrs, defStyleAttr); 41 } 42 CustomDialogPreferenceCompat(Context context, AttributeSet attrs)43 public CustomDialogPreferenceCompat(Context context, AttributeSet attrs) { 44 super(context, attrs); 45 } 46 CustomDialogPreferenceCompat(Context context)47 public CustomDialogPreferenceCompat(Context context) { 48 super(context); 49 } 50 isDialogOpen()51 public boolean isDialogOpen() { 52 return getDialog() != null && getDialog().isShowing(); 53 } 54 getDialog()55 public Dialog getDialog() { 56 return mFragment != null ? mFragment.getDialog() : null; 57 } 58 setOnShowListener(DialogInterface.OnShowListener listner)59 public void setOnShowListener(DialogInterface.OnShowListener listner) { 60 mOnShowListener = listner; 61 } 62 onPrepareDialogBuilder(AlertDialog.Builder builder, DialogInterface.OnClickListener listener)63 protected void onPrepareDialogBuilder(AlertDialog.Builder builder, 64 DialogInterface.OnClickListener listener) { 65 } 66 onDialogClosed(boolean positiveResult)67 protected void onDialogClosed(boolean positiveResult) { 68 } 69 onClick(DialogInterface dialog, int which)70 protected void onClick(DialogInterface dialog, int which) { 71 } 72 onBindDialogView(View view)73 protected void onBindDialogView(View view) { 74 } 75 setFragment(CustomPreferenceDialogFragment fragment)76 private void setFragment(CustomPreferenceDialogFragment fragment) { 77 mFragment = fragment; 78 } 79 getOnShowListener()80 private DialogInterface.OnShowListener getOnShowListener() { 81 return mOnShowListener; 82 } 83 84 public static class CustomPreferenceDialogFragment extends PreferenceDialogFragmentCompat { 85 newInstance(String key)86 public static CustomPreferenceDialogFragment newInstance(String key) { 87 final CustomPreferenceDialogFragment fragment = new CustomPreferenceDialogFragment(); 88 final Bundle b = new Bundle(1); 89 b.putString(ARG_KEY, key); 90 fragment.setArguments(b); 91 return fragment; 92 } 93 getCustomizablePreference()94 private CustomDialogPreferenceCompat getCustomizablePreference() { 95 return (CustomDialogPreferenceCompat) getPreference(); 96 } 97 98 @Override onPrepareDialogBuilder(AlertDialog.Builder builder)99 protected void onPrepareDialogBuilder(AlertDialog.Builder builder) { 100 super.onPrepareDialogBuilder(builder); 101 getCustomizablePreference().setFragment(this); 102 getCustomizablePreference().onPrepareDialogBuilder(builder, this); 103 } 104 105 @Override onDialogClosed(boolean positiveResult)106 public void onDialogClosed(boolean positiveResult) { 107 getCustomizablePreference().onDialogClosed(positiveResult); 108 } 109 110 @Override onBindDialogView(View view)111 protected void onBindDialogView(View view) { 112 super.onBindDialogView(view); 113 getCustomizablePreference().onBindDialogView(view); 114 } 115 116 @Override onCreateDialog(Bundle savedInstanceState)117 public Dialog onCreateDialog(Bundle savedInstanceState) { 118 final Dialog dialog = super.onCreateDialog(savedInstanceState); 119 dialog.setOnShowListener(getCustomizablePreference().getOnShowListener()); 120 return dialog; 121 } 122 123 @Override onClick(DialogInterface dialog, int which)124 public void onClick(DialogInterface dialog, int which) { 125 super.onClick(dialog, which); 126 getCustomizablePreference().onClick(dialog, which); 127 } 128 } 129 } 130