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.support.v14.preference.PreferenceDialogFragment; 24 import android.support.v7.preference.DialogPreference; 25 import android.util.AttributeSet; 26 import android.view.View; 27 28 public class CustomDialogPreference extends DialogPreference { 29 30 private CustomPreferenceDialogFragment mFragment; 31 private DialogInterface.OnShowListener mOnShowListener; 32 33 public CustomDialogPreference(Context context, AttributeSet attrs, int defStyleAttr, 34 int defStyleRes) { 35 super(context, attrs, defStyleAttr, defStyleRes); 36 } 37 38 public CustomDialogPreference(Context context, AttributeSet attrs, int defStyleAttr) { 39 super(context, attrs, defStyleAttr); 40 } 41 42 public CustomDialogPreference(Context context, AttributeSet attrs) { 43 super(context, attrs); 44 } 45 46 public CustomDialogPreference(Context context) { 47 super(context); 48 } 49 50 public boolean isDialogOpen() { 51 return getDialog() != null && getDialog().isShowing(); 52 } 53 54 public Dialog getDialog() { 55 return mFragment != null ? mFragment.getDialog() : null; 56 } 57 58 public void setOnShowListener(DialogInterface.OnShowListener listner) { 59 mOnShowListener = listner; 60 } 61 62 protected void onPrepareDialogBuilder(AlertDialog.Builder builder, 63 DialogInterface.OnClickListener listener) { 64 } 65 66 protected void onDialogClosed(boolean positiveResult) { 67 } 68 69 protected void onClick(DialogInterface dialog, int which) { 70 } 71 72 protected void onBindDialogView(View view) { 73 } 74 75 private void setFragment(CustomPreferenceDialogFragment fragment) { 76 mFragment = fragment; 77 } 78 79 private DialogInterface.OnShowListener getOnShowListener() { 80 return mOnShowListener; 81 } 82 83 public static class CustomPreferenceDialogFragment extends PreferenceDialogFragment { 84 85 public static CustomPreferenceDialogFragment newInstance(String key) { 86 final CustomPreferenceDialogFragment fragment = new CustomPreferenceDialogFragment(); 87 final Bundle b = new Bundle(1); 88 b.putString(ARG_KEY, key); 89 fragment.setArguments(b); 90 return fragment; 91 } 92 93 private CustomDialogPreference getCustomizablePreference() { 94 return (CustomDialogPreference) getPreference(); 95 } 96 97 @Override 98 protected void onPrepareDialogBuilder(AlertDialog.Builder builder) { 99 super.onPrepareDialogBuilder(builder); 100 getCustomizablePreference().setFragment(this); 101 getCustomizablePreference().onPrepareDialogBuilder(builder, this); 102 } 103 104 @Override 105 public void onDialogClosed(boolean positiveResult) { 106 getCustomizablePreference().onDialogClosed(positiveResult); 107 } 108 109 @Override 110 protected void onBindDialogView(View view) { 111 super.onBindDialogView(view); 112 getCustomizablePreference().onBindDialogView(view); 113 } 114 115 @Override 116 public Dialog onCreateDialog(Bundle savedInstanceState) { 117 final Dialog dialog = super.onCreateDialog(savedInstanceState); 118 dialog.setOnShowListener(getCustomizablePreference().getOnShowListener()); 119 return dialog; 120 } 121 122 @Override 123 public void onClick(DialogInterface dialog, int which) { 124 super.onClick(dialog, which); 125 getCustomizablePreference().onClick(dialog, which); 126 } 127 } 128 } 129
