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      1 /*
      2  * Copyright (C) 2016 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.server.telecom.settings;
     18 
     19 import android.app.AlertDialog;
     20 import android.content.ContentResolver;
     21 import android.content.Context;
     22 import android.content.DialogInterface;
     23 import android.database.Cursor;
     24 import android.provider.BlockedNumberContract;
     25 import android.telephony.PhoneNumberUtils;
     26 import android.text.Spannable;
     27 import android.text.SpannableString;
     28 import android.view.View;
     29 import android.widget.SimpleCursorAdapter;
     30 import android.widget.TextView;
     31 import com.android.server.telecom.R;
     32 
     33 public class BlockedNumbersAdapter extends SimpleCursorAdapter {
     34     public BlockedNumbersAdapter(Context context, int layout, Cursor c, String[] from, int[] to,
     35             int flags) {
     36         super(context, layout, c, from, to, flags);
     37     }
     38 
     39     @Override
     40     public void bindView(View view, final Context context, final Cursor cursor) {
     41         super.bindView(view, context, cursor);
     42         final String rawNumber = cursor.getString(cursor.getColumnIndex(
     43                 BlockedNumberContract.BlockedNumbers.COLUMN_ORIGINAL_NUMBER));
     44         String formattedNumber = PhoneNumberUtils.formatNumber(rawNumber,
     45                 BlockedNumbersUtil.getLocaleDefaultToUS());
     46         final String finalFormattedNumber = formattedNumber == null ? rawNumber : formattedNumber;
     47 
     48         TextView numberView = (TextView) view.findViewById(R.id.blocked_number);
     49         Spannable numberSpannable = new SpannableString(finalFormattedNumber);
     50         PhoneNumberUtils.addTtsSpan(numberSpannable, 0, numberSpannable.length());
     51         numberView.setText(numberSpannable);
     52 
     53         View deleteButton = view.findViewById(R.id.delete_blocked_number);
     54         deleteButton.setOnClickListener(new View.OnClickListener() {
     55             @Override
     56             public void onClick(View view) {
     57                showDeleteBlockedNumberDialog(context, rawNumber, finalFormattedNumber);
     58             }
     59         });
     60     }
     61 
     62     private void showDeleteBlockedNumberDialog(final Context context, final String rawNumber,
     63             final String formattedNumber) {
     64         String message = context.getString(R.string.unblock_dialog_body, formattedNumber);
     65         int startingPosition = message.indexOf(formattedNumber);
     66         Spannable messageSpannable = new SpannableString(message);
     67         PhoneNumberUtils.addTtsSpan(messageSpannable, startingPosition,
     68                 startingPosition + formattedNumber.length());
     69         new AlertDialog.Builder(context)
     70                 .setMessage(messageSpannable)
     71                 .setPositiveButton(R.string.unblock_button,
     72                         new DialogInterface.OnClickListener() {
     73                             public void onClick(DialogInterface dialog, int id) {
     74                                 deleteBlockedNumber(context, rawNumber);
     75                             }
     76                         }
     77                 )
     78                 .setNegativeButton(android.R.string.cancel,
     79                         new DialogInterface.OnClickListener() {
     80                             public void onClick(DialogInterface dialog, int id) {
     81                                 dialog.dismiss();
     82                             }
     83                         }
     84                 )
     85                 .create()
     86                 .show();
     87     }
     88 
     89     private void deleteBlockedNumber(Context context, String number) {
     90         ContentResolver contentResolver = context.getContentResolver();
     91         contentResolver.delete(BlockedNumberContract.BlockedNumbers.CONTENT_URI,
     92                 BlockedNumberContract.BlockedNumbers.COLUMN_ORIGINAL_NUMBER + "=?",
     93                 new String[] {number});
     94         BlockedNumbersUtil.showToastWithFormattedNumber(mContext,
     95                 R.string.blocked_numbers_number_unblocked_message, number);
     96     }
     97 }
     98