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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.messaging.ui;
     17 
     18 import android.app.Fragment;
     19 import android.content.Context;
     20 import android.content.Intent;
     21 import android.database.Cursor;
     22 import android.os.Bundle;
     23 import android.support.v4.widget.CursorAdapter;
     24 import android.view.LayoutInflater;
     25 import android.view.View;
     26 import android.view.ViewGroup;
     27 import android.widget.ListView;
     28 
     29 import com.android.messaging.R;
     30 import com.android.messaging.datamodel.binding.Binding;
     31 import com.android.messaging.datamodel.binding.BindingBase;
     32 import com.android.messaging.datamodel.data.BlockedParticipantsData;
     33 import com.android.messaging.datamodel.data.BlockedParticipantsData.BlockedParticipantsDataListener;
     34 import com.android.messaging.datamodel.DataModel;
     35 import com.android.messaging.util.Assert;
     36 
     37 /**
     38  * Show a list of currently blocked participants.
     39  */
     40 public class BlockedParticipantsFragment extends Fragment
     41         implements BlockedParticipantsDataListener {
     42     private ListView mListView;
     43     private BlockedParticipantListAdapter mAdapter;
     44     private final Binding<BlockedParticipantsData> mBinding =
     45             BindingBase.createBinding(this);
     46 
     47     @Override
     48     public void onCreate(final Bundle savedInstanceState) {
     49         super.onCreate(savedInstanceState);
     50     }
     51 
     52     @Override
     53     public View onCreateView(final LayoutInflater inflater, final ViewGroup container,
     54             final Bundle savedInstanceState) {
     55         final View view =
     56                 inflater.inflate(R.layout.blocked_participants_fragment, container, false);
     57         mListView = (ListView) view.findViewById(android.R.id.list);
     58         mAdapter = new BlockedParticipantListAdapter(getActivity(), null);
     59         mListView.setAdapter(mAdapter);
     60         mBinding.bind(DataModel.get().createBlockedParticipantsData(getActivity(), this));
     61         mBinding.getData().init(getLoaderManager(), mBinding);
     62         return view;
     63     }
     64 
     65     @Override
     66     public void onActivityResult(final int requestCode, final int resultCode, final Intent data) {
     67         super.onActivityResult(requestCode, resultCode, data);
     68     }
     69 
     70     @Override
     71     public void onDestroy() {
     72         super.onDestroy();
     73         mBinding.unbind();
     74     }
     75 
     76     /**
     77      * An adapter to display ParticipantListItemView based on ParticipantData.
     78      */
     79     private class BlockedParticipantListAdapter extends CursorAdapter {
     80         public BlockedParticipantListAdapter(final Context context, final Cursor cursor) {
     81             super(context, cursor, 0);
     82         }
     83 
     84         @Override
     85         public View newView(Context context, Cursor cursor, ViewGroup parent) {
     86             return LayoutInflater.from(context)
     87                     .inflate(R.layout.blocked_participant_list_item_view, parent, false);
     88         }
     89 
     90         @Override
     91         public void bindView(View view, Context context, Cursor cursor) {
     92             Assert.isTrue(view instanceof BlockedParticipantListItemView);
     93             ((BlockedParticipantListItemView) view).bind(
     94                     mBinding.getData().createParticipantListItemData(cursor));
     95         }
     96     }
     97 
     98     @Override
     99     public void onBlockedParticipantsCursorUpdated(Cursor cursor) {
    100         mAdapter.swapCursor(cursor);
    101     }
    102 }
    103