安卓（Android）ListView 显示图片文字

一.代码实现

1.  “Activity_11\src\yan\activity_11\MainActivity.java”

package yan.activity_11; 

import android.os.Bundle;
import android.app.Activity;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView; 

public class MainActivity extends Activity {
  ListView listView;
  String [] titles={"标题1","标题2","标题3","标题4"};
  String [] texts={"文本内容A","文本内容B","文本内容C","文本内容D"};
  int [] resIds={R.drawable.icon,R.drawable.icon,R.drawable.icon,R.drawable.icon}; 

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    this.setTitle("BaseAdapter for ListView");
    listView=(ListView)this.findViewById(R.id.MyListView);
    listView.setAdapter(new ListViewAdapter(titles,texts,resIds));
  } 

  public class ListViewAdapter extends BaseAdapter{
    View [] itemViews; 

    public ListViewAdapter(String [] itemTitles, String [] itemTexts,
        int [] itemImageRes){
      itemViews = new View[itemTitles.length]; 

      for (int i=0; i<itemViews.length; ++i){
        itemViews[i] = makeItemView(itemTitles[i], itemTexts[i],
            itemImageRes[i]);
      }
    } 

    public int getCount()  {
      return itemViews.length;
    } 

    public View getItem(int position)  {
      return itemViews[position];
    } 

    public long getItemId(int position) {
      return position;
    } 

    private View makeItemView(String strTitle, String strText, int resId) {
      LayoutInflater inflater = (LayoutInflater)MainActivity.this
          .getSystemService(Context.LAYOUT_INFLATER_SERVICE); 

      // 使用View的对象itemView与R.layout.item关联
      View itemView = inflater.inflate(R.layout.listview_item, null); 

      // 通过findViewById()方法实例R.layout.item内各组件
      TextView title = (TextView)itemView.findViewById(R.id.itemTitle);
      title.setText(strTitle);
      TextView text = (TextView)itemView.findViewById(R.id.itemText);
      text.setText(strText);
      ImageView image = (ImageView)itemView.findViewById(R.id.itemImage);
      image.setImageResource(resId); 

      return itemView;
    } 

    public View getView(int position, View convertView, ViewGroup parent) {
      if (convertView == null)
        return itemViews[position];
      return convertView;
    }
  }
}

2.package yan.activity_11;

import android.os.Bundle;
import android.app.Activity;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;

public class MainActivity extends Activity {
 ListView listView;
 String [] titles={"标题1","标题2","标题3","标题4"};
 String [] texts={"文本内容A","文本内容B","文本内容C","文本内容D"};
 int [] resIds={R.drawable.icon,R.drawable.icon,R.drawable.icon,R.drawable.icon};

 @Override
 protected void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.main);
 this.setTitle("BaseAdapter for ListView");
 listView=(ListView)this.findViewById(R.id.MyListView);
 listView.setAdapter(new ListViewAdapter(titles,texts,resIds));
 }

 public class ListViewAdapter extends BaseAdapter{
 View [] itemViews;

 public ListViewAdapter(String [] itemTitles, String [] itemTexts,
  int [] itemImageRes){
  itemViews = new View[itemTitles.length];

  for (int i=0; i<itemViews.length; ++i){
  itemViews[i] = makeItemView(itemTitles[i], itemTexts[i],
   itemImageRes[i]);
  }
 }

 public int getCount() {
  return itemViews.length;
 }

 public View getItem(int position) {
  return itemViews[position];
 }

 public long getItemId(int position) {
  return position;
 }

 private View makeItemView(String strTitle, String strText, int resId) {
  LayoutInflater inflater = (LayoutInflater)MainActivity.this
   .getSystemService(Context.LAYOUT_INFLATER_SERVICE);

  // 使用View的对象itemView与R.layout.item关联
  View itemView = inflater.inflate(R.layout.listview_item, null);

  // 通过findViewById()方法实例R.layout.item内各组件
  TextView title = (TextView)itemView.findViewById(R.id.itemTitle);
  title.setText(strTitle);
  TextView text = (TextView)itemView.findViewById(R.id.itemText);
  text.setText(strText);
  ImageView image = (ImageView)itemView.findViewById(R.id.itemImage);
  image.setImageResource(resId);

  return itemView;
 }

 public View getView(int position, View convertView, ViewGroup parent) {
  if (convertView == null)
  return itemViews[position];
  return convertView;
 }
 }
}

二.“Activity_11\res\layout\main.xml”

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    android:id="@+id/LinearLayout01"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    xmlns:android="http://schemas.android.com/apk/res/android">  

    <ListView android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:id="@+id/MyListView">
    </ListView>
</LinearLayout> 

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    android:id="@+id/LinearLayout01"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    xmlns:android="http://schemas.android.com/apk/res/android"> 

    <ListView android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:id="@+id/MyListView">
    </ListView>
</LinearLayout> 

三.“Activity_11\res\layout\listview_item.xml”

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
     android:layout_width="fill_parent"
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_height="wrap_content"
     android:paddingBottom="4dip"
     android:paddingLeft="12dip">
     <ImageView
        android:layout_width="wrap_content"
        android:id="@+id/itemImage"
        android:layout_height="fill_parent">
     </ImageView>
     <TextView
        android:text="TextView01"
        android:layout_height="wrap_content"
        android:layout_width="fill_parent"
        android:id="@+id/itemTitle"
        android:layout_toRightOf="@+id/itemImage"
        android:textSize="20dip">
     </TextView>
     <TextView
        android:text="TextView02"
        android:layout_height="wrap_content"
        android:layout_width="fill_parent"
        android:id="@+id/itemText"
        android:layout_toRightOf="@+id/itemImage"
        android:layout_below="@+id/itemTitle">
     </TextView>
</RelativeLayout> 

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
     android:layout_width="fill_parent"
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_height="wrap_content"
     android:paddingBottom="4dip"
     android:paddingLeft="12dip">
     <ImageView
        android:layout_width="wrap_content"
        android:id="@+id/itemImage"
        android:layout_height="fill_parent">
     </ImageView>
     <TextView
        android:text="TextView01"
        android:layout_height="wrap_content"
        android:layout_width="fill_parent"
        android:id="@+id/itemTitle"
        android:layout_toRightOf="@+id/itemImage"
        android:textSize="20dip">
     </TextView>
     <TextView
        android:text="TextView02"
        android:layout_height="wrap_content"
        android:layout_width="fill_parent"
        android:id="@+id/itemText"
        android:layout_toRightOf="@+id/itemImage"
        android:layout_below="@+id/itemTitle">
     </TextView>
</RelativeLayout>