content: /*
   * 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.example.android.testing.espresso.DataAdapterSample;
  
  import com.google.common.collect.Maps;
  
  import android.app.Activity;
  import android.os.Bundle;
  import androidx.annotation.VisibleForTesting;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.ViewGroup;
  import android.widget.ListAdapter;
  import android.widget.ListView;
  import android.widget.SimpleAdapter;
  import android.widget.TextView;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Map;
  
  /**
   * An activity displaying a long list with a text view and a toggle button. The last clicked row is
   * displayed at the top.
   */
  public class LongListActivity extends Activity {
  
      @VisibleForTesting
      protected static final String ROW_TEXT = "ROW_TEXT";
  
      @VisibleForTesting
      protected static final String ROW_ENABLED = "ROW_ENABLED";
  
      @VisibleForTesting
      protected static final int NUMBER_OF_ITEMS = 100;
  
      @VisibleForTesting
      protected static final String ITEM_TEXT_FORMAT = "item: %d";
  
      private List<Map<String, Object>> data = new ArrayList<Map<String, Object>>();
  
      private LayoutInflater layoutInflater;
  
      @Override
      public void onCreate(Bundle bundle) {
          super.onCreate(bundle);
          setContentView(R.layout.list_activity);
          populateData();
  
          ListView listView = (ListView) findViewById(R.id.list);
          String[] from = new String[]{ROW_TEXT, ROW_ENABLED};
          int[] to = new int[]{R.id.rowContentTextView, R.id.rowToggleButton};
          layoutInflater = getLayoutInflater();
  
          // Create the adapter for the list.
          ListAdapter adapter = new LongListAdapter(from, to);
  
          // Send the data to the list.
          listView.setAdapter(adapter);
      }
  
      @VisibleForTesting
      protected static Map<String, Object> makeItem(int forRow) {
          Map<String, Object> dataRow = Maps.newHashMap();
          dataRow.put(ROW_TEXT, String.format(ITEM_TEXT_FORMAT, forRow));
          dataRow.put(ROW_ENABLED, forRow == 1);
          return dataRow;
      }
  
      private void populateData() {
          for (int i = 0; i < NUMBER_OF_ITEMS; i++) {
              data.add(makeItem(i));
          }
      }
  
      private class LongListAdapter extends SimpleAdapter {
  
          public LongListAdapter(String[] from, int[] to) {
              super(LongListActivity.this, LongListActivity.this.data, R.layout.list_item, from, to);
          }
  
          @Override
          public View getView(final int position, View convertView, ViewGroup parent) {
              // Inflate list items.
              if (null == convertView) {
                  convertView = layoutInflater.inflate(R.layout.list_item, null);
              }
  
              convertView.setOnClickListener(new View.OnClickListener() {
                  @Override
                  public void onClick(View v) {
                      ((TextView) findViewById(R.id.selection_row_value)).setText(
                              String.valueOf(position));
                  }
              });
  
              return super.getView(position, convertView, parent);
          }
      }
  }