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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.settings;
     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.EditTextPreferenceDialogFragment;
     24 import android.support.v7.preference.EditTextPreference;
     25 import android.util.AttributeSet;
     26 import android.view.View;
     27 import android.widget.EditText;
     28 
     29 public class CustomEditTextPreference extends EditTextPreference {
     30 
     31     private CustomPreferenceDialogFragment mFragment;
     32 
     33     public CustomEditTextPreference(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
     34         super(context, attrs, defStyleAttr, defStyleRes);
     35     }
     36 
     37     public CustomEditTextPreference(Context context, AttributeSet attrs, int defStyleAttr) {
     38         super(context, attrs, defStyleAttr);
     39     }
     40 
     41     public CustomEditTextPreference(Context context, AttributeSet attrs) {
     42         super(context, attrs);
     43     }
     44 
     45     public CustomEditTextPreference(Context context) {
     46         super(context);
     47     }
     48 
     49     public EditText getEditText() {
     50         return mFragment != null ? (EditText) mFragment.getDialog().findViewById(android.R.id.edit)
     51                 : null;
     52     }
     53 
     54     public boolean isDialogOpen() {
     55         return getDialog() != null && getDialog().isShowing();
     56     }
     57 
     58     public Dialog getDialog() {
     59         return mFragment != null ? mFragment.getDialog() : null;
     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     public static class CustomPreferenceDialogFragment extends EditTextPreferenceDialogFragment {
     80 
     81         public static CustomPreferenceDialogFragment newInstance(String key) {
     82             final CustomPreferenceDialogFragment fragment = new CustomPreferenceDialogFragment();
     83             final Bundle b = new Bundle(1);
     84             b.putString(ARG_KEY, key);
     85             fragment.setArguments(b);
     86             return fragment;
     87         }
     88 
     89         private CustomEditTextPreference getCustomizablePreference() {
     90             return (CustomEditTextPreference) getPreference();
     91         }
     92 
     93         @Override
     94         protected void onBindDialogView(View view) {
     95             super.onBindDialogView(view);
     96             getCustomizablePreference().onBindDialogView(view);
     97         }
     98 
     99         @Override
    100         protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
    101             super.onPrepareDialogBuilder(builder);
    102             getCustomizablePreference().setFragment(this);
    103             getCustomizablePreference().onPrepareDialogBuilder(builder, this);
    104         }
    105 
    106         @Override
    107         public void onDialogClosed(boolean positiveResult) {
    108             super.onDialogClosed(positiveResult);
    109             getCustomizablePreference().onDialogClosed(positiveResult);
    110         }
    111 
    112         @Override
    113         public void onClick(DialogInterface dialog, int which) {
    114             super.onClick(dialog, which);
    115             getCustomizablePreference().onClick(dialog, which);
    116         }
    117     }
    118 }
    119