tests/UiBench/src/com/android/test/uibench/recyclerview/RvArrayAdapter.java

/*
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.test.uibench.recyclerview;

import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

public class RvArrayAdapter extends RecyclerView.Adapter<RvArrayAdapter.ViewHolder> {
    private String[] mDataSet;
    private LayoutInflater mLayoutInflater;

    public static class ViewHolder extends RecyclerView.ViewHolder {
        private final TextView mTextView;

        public ViewHolder(View v) {
            super(v);
            mTextView = (TextView) v.findViewById(android.R.id.text1);
        }

        public TextView getTextView() {
            return mTextView;
        }
    }

    public RvArrayAdapter(String[] dataSet) {
        mDataSet = dataSet;
    }

    @Override
    public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) {
        if (mLayoutInflater == null) {
            mLayoutInflater = LayoutInflater.from(viewGroup.getContext());
        }
        View v = mLayoutInflater.inflate(android.R.layout.simple_list_item_1, viewGroup, false);

        return new ViewHolder(v);
    }

    @Override
    public void onBindViewHolder(ViewHolder viewHolder, final int position) {
        viewHolder.getTextView().setText(mDataSet[position]);
    }

    @Override
    public int getItemCount() {
        return mDataSet.length;
    }
}