リスト内のテキストのサイズを変更して、それを ListView に追加する方法に興味があります。カスタム レイアウトで list_item を使用しています。問題は、ListView に入る前にテキストのサイズを設定する方法です。あなたの助けを願っています。
list_item.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="horizontal"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    xmlns:android1="http://schemas.android.com/apk/res/android">
<LinearLayout
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    >
    <TextView
        android:id="@+id/shop_name"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="1"
        />
    <TextView
        android:id="@+id/shop_address"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="2"
        />
</LinearLayout>
</LinearLayout>
day_list_events.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical"
    android:layout_gravity="center"
    android:id="@+id/layout"
    >
<TextView 
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_gravity="center"
    android:id="@+id/day_and_data"
    android:text="Перелік клієнтів на сьогоднішній день."
    android:textStyle="bold"
    />
<TextView
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_gravity="center"
    android:id="@+id/help_info"
    android:text="(Щоб отримати інформацію про клієнта та оформити замовлення - натисніть на відповідного клієнта у списку)"
    android:textColor="#A0A0A0"
    />
<ListView
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:id="@+id/day_list_event"
    >
</ListView>
</LinearLayout>
DayListEventsActivity.java
import java.util.ArrayList;
import java.util.HashMap;
import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.Resources;
import android.os.Bundle;
import android.view.Window;
import android.widget.ListView;
import android.widget.SimpleAdapter;
public class DayListEventsActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
    this.requestWindowFeature(Window.FEATURE_NO_TITLE);
    super.onCreate(savedInstanceState);
    setContentView(R.layout.day_list_events);
    sharedPreferences = getSharedPreferences("impInfo", Context.MODE_PRIVATE);
    Resources res = this.getResources();
    ArrayList<HashMap<String, String>> dayShopsInfo = new ArrayList<HashMap<String, String>>();
    String[] shopName = res.getStringArray(R.array.shop_name);
    String[] shopAddress = res.getStringArray(R.array.shop_address);        
    for(int i = 0; i < shopName.length; i++){
        HashMap<String, String> dayShopsInfoCont = new HashMap<String, String>();
        dayShopsInfoCont.put(KEY_SHOP_NAME, shopName[i]);
        dayShopsInfoCont.put(KEY_SHOP_ADDRESS, shopAddress[i]);
        System.out.println(i+" "+shopName[i]+" "+shopAddress[i]);
        dayShopsInfo.add(dayShopsInfoCont);         
    }
    ListView shopList = (ListView)findViewById(R.id.day_list_event);
    SimpleAdapter shopListAdapter = new SimpleAdapter(this,
            dayShopsInfo,
            R.layout.list_item,
            new String[]{KEY_SHOP_NAME, KEY_SHOP_ADDRESS},
            new int[]{R.id.shop_name, R.id.shop_address});
    shopList.setAdapter(shopListAdapter);
    shopList.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
}
private final String KEY_SHOP_NAME = "shop name";
private final String KEY_SHOP_ADDRESS = "shop address";
private SharedPreferences sharedPreferences;
}
更新 (ソリューション)。
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.Resources;
import android.os.Bundle;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
public class DayListEventsActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
    this.requestWindowFeature(Window.FEATURE_NO_TITLE);
    super.onCreate(savedInstanceState);
    setContentView(R.layout.day_list_events);
    sharedPreferences = getSharedPreferences("impInfo", Context.MODE_PRIVATE);
    Resources res = this.getResources();
    ArrayList<HashMap<String, String>> dayShopsInfo = new ArrayList<HashMap<String, String>>();
    String[] shopName = res.getStringArray(R.array.shop_name);
    String[] shopAddress = res.getStringArray(R.array.shop_address);        
    for(int i = 0; i < shopName.length; i++){
        HashMap<String, String> dayShopsInfoCont = new HashMap<String, String>();
        dayShopsInfoCont.put(KEY_SHOP_NAME, shopName[i]);
        dayShopsInfoCont.put(KEY_SHOP_ADDRESS, shopAddress[i]);
        System.out.println(i+" "+shopName[i]+" "+shopAddress[i]);
        dayShopsInfo.add(dayShopsInfoCont);         
    }
    ListView shopList = (ListView)findViewById(R.id.day_list_event);
    MySimpleAdapter shopListAdapter = new MySimpleAdapter(this,
            dayShopsInfo,
            R.layout.list_item,
            new String[]{KEY_SHOP_NAME, KEY_SHOP_ADDRESS},
            new int[]{R.id.shop_name, R.id.shop_address});
    shopList.setAdapter(shopListAdapter);
    shopList.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
}
public class MySimpleAdapter extends SimpleAdapter{
    public MySimpleAdapter(Context context,
                            List<? extends Map<String, ?>> data,
                            int resource,
                            String[] from, int[] to) {
        super(context, data, resource, from, to);           
    }
    @Override
    public View getView(int position, View convertView, ViewGroup parent){
        View returnView = super.getView(position, convertView, parent);
        TextView shopName = (TextView)returnView.findViewById(R.id.shop_name);
        shopName.setTextSize(20.0f);
        return returnView;
    }
}
private final String KEY_SHOP_NAME = "shop name";
private final String KEY_SHOP_ADDRESS = "shop address";
private SharedPreferences sharedPreferences;
}