Home | History | Annotate | Download | only in conversationlist 
      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 
     17 package com.android.messaging.ui.conversationlist;
     18 
     19 import android.content.Context;
     20 import android.database.Cursor;
     21 import android.support.v7.widget.RecyclerView;
     22 import android.view.LayoutInflater;
     23 import android.view.ViewGroup;
     24 
     25 import com.android.messaging.R;
     26 import com.android.messaging.ui.CursorRecyclerAdapter;
     27 import com.android.messaging.ui.conversationlist.ConversationListItemView.HostInterface;
     28 
     29 /**
     30  * Provides an interface to expose Conversation List Cursor data to a UI widget like a ListView.
     31  */
     32 public class ConversationListAdapter
     33         extends CursorRecyclerAdapter<ConversationListAdapter.ConversationListViewHolder> {
     34 
     35     private final ConversationListItemView.HostInterface mClivHostInterface;
     36 
     37     public ConversationListAdapter(final Context context, final Cursor cursor,
     38             final ConversationListItemView.HostInterface clivHostInterface) {
     39         super(context, cursor, 0);
     40         mClivHostInterface = clivHostInterface;
     41         setHasStableIds(true);
     42     }
     43 
     44     /**
     45      * @see com.android.messaging.ui.CursorRecyclerAdapter#bindViewHolder(
     46      * android.support.v7.widget.RecyclerView.ViewHolder, android.content.Context,
     47      * android.database.Cursor)
     48      */
     49     @Override
     50     public void bindViewHolder(final ConversationListViewHolder holder, final Context context,
     51             final Cursor cursor) {
     52         final ConversationListItemView conversationListItemView = holder.mView;
     53         conversationListItemView.bind(cursor, mClivHostInterface);
     54     }
     55 
     56     @Override
     57     public ConversationListViewHolder createViewHolder(final Context context,
     58             final ViewGroup parent, final int viewType) {
     59         final LayoutInflater layoutInflater = LayoutInflater.from(context);
     60         final ConversationListItemView itemView =
     61                 (ConversationListItemView) layoutInflater.inflate(
     62                         R.layout.conversation_list_item_view, null);
     63         return new ConversationListViewHolder(itemView);
     64     }
     65 
     66     /**
     67      * ViewHolder that holds a ConversationListItemView.
     68      */
     69     public static class ConversationListViewHolder extends RecyclerView.ViewHolder {
     70         final ConversationListItemView mView;
     71 
     72         public ConversationListViewHolder(final ConversationListItemView itemView) {
     73             super(itemView);
     74             mView = itemView;
     75         }
     76     }
     77 }
     78