模拟新浪微博随便看看栏目
2015-05-12 15:34
232 查看
最近学习了ListView组件下面分享一下:
测试图如下:
代码如下:
activity_main
list_item
MainActivity
strings
<?xml version="1.0"?>
-<resources>
<string name="app_name">ListView03</string>
<string name="hello_world">Hello world!</string>
<string name="menu_settings">Settings</string>
<string name="title_activity_main">新浪微博——随便看看</string>
</resources>
mytitlebar
最近学习了ListView组件下面分享一下:
测试图如下:
代码如下:
activity_main
<?xml version="1.0"?> -<LinearLayout android:layout_height="fill_parent" android:layout_width="fill_parent" xmlns:tools="http://schemas.android.com/tools" xmlns:android="http://schemas.android.com/apk/res/android"> <ListView android:layout_height="fill_parent" android:layout_width="fill_parent" android:id="@+id/listView"/> </LinearLayout>
list_item
<?xml version="1.0" encoding="UTF-8"?> -<LinearLayout android:orientation="horizontal" android:layout_height="fill_parent" android:layout_width="fill_parent" xmlns:android="http://schemas.android.com/apk/res/android"> <!-- 左边图片 --> <ImageView android:layout_height="48dp" android:layout_width="48dp" android:padding="10dp" android:id="@+id/photo"/> <!-- 右边布局 --> -<LinearLayout android:orientation="vertical" android:layout_height="wrap_content" android:layout_width="fill_parent"> <!-- 上边布局 --> -<LinearLayout android:orientation="horizontal" android:layout_height="wrap_content" android:layout_width="fill_parent"> <!-- 发布人 --> <TextView android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/name"/> <!-- 发布时间 --> <TextView android:layout_height="wrap_content" android:layout_width="fill_parent" android:id="@+id/publish" android:gravity="right"/> </LinearLayout> <!-- 下边发布内容 --> <TextView android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/content"/> </LinearLayout> </LinearLayout>
MainActivity
package cn.bzu.listview03; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import android.os.Bundle; import android.app.Activity; import android.view.Menu; import android.view.View; import android.widget.AdapterView; import android.widget.ListView; import android.widget.SimpleAdapter; import android.widget.AdapterView.OnItemClickListener; import android.widget.Toast; //第一步:extends Activity public class MainActivity extends Activity { // 第二步:定义数据集合 List<Map<String, ?>> data; ListView listView; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); data = getData(); // 第三步:创建SimpleAdapter绑定数据 SimpleAdapter adapter = new SimpleAdapter(this, data, R.layout.list_item, new String[] { "photo", "name", "publish", "content" }, new int[] { R.id.photo, R.id.name, R.id.publish, R.id.content }); listView=(ListView) this.findViewById(R.id.listView); listView.setAdapter(adapter); listView.setOnItemClickListener(new ListClickHandler()); } //第四步:添加单击事件 private class ListClickHandler implements OnItemClickListener{ @Override public void onItemClick(AdapterView<?> adapterView, View view, int position, long id) { Map<String, String> item=(Map<String, String>) data.get(position); Toast.makeText(MainActivity.this, item.get("name").toString(), Toast.LENGTH_LONG).show(); } } private List<Map<String, ?>> getData() { List<Map<String, ?>> data = new ArrayList<Map<String, ?>>(); Map<String, Object> item = new HashMap<String, Object>(); item.put("photo", R.drawable.p1); item.put("name", "想想"); item.put("publish", "1分钟前"); item.put("content", "正在学习AndroidListView,嘎嘎嘎嘎嘎嘎嘎嘎嘎"); data.add(item); item = new HashMap<String, Object>(); item.put("photo", R.drawable.p2); item.put("name", "嘻嘻"); item.put("publish", "10分钟前"); item.put("content", "今天真高兴啊!"); data.add(item); item = new HashMap<String, Object>(); item.put("photo", R.drawable.p3); item.put("name", "米粒"); item.put("publish", "5分钟前"); item.put("content", "今天糗大了!"); data.add(item); item = new HashMap<String, Object>(); item.put("photo", R.drawable.p4); item.put("name", "丽丽"); item.put("publish", "1分钟前"); item.put("content", "今天遇到一件好玩的事情!"); data.add(item); item = new HashMap<String, Object>(); item.put("photo", R.drawable.p5); item.put("name", "西西"); item.put("publish", "2分钟前"); item.put("content", "今天天气真好哈!"); data.add(item); item = new HashMap<String, Object>(); item.put("photo", R.drawable.p6); item.put("name", "露露"); item.put("publish", "10分钟前"); item.put("content", "今天真高兴啊!"); data.add(item); item = new HashMap<String, Object>(); item.put("photo", R.drawable.p7); item.put("name", "美美"); item.put("publish", "2分钟前"); item.put("content", "今天真高兴啊!"); data.add(item); item = new HashMap<String, Object>(); item.put("photo", R.drawable.p8); item.put("name", "晕晕"); item.put("publish", "5分钟前"); item.put("content", "今天真高兴啊!"); data.add(item); item = new HashMap<String, Object>(); item.put("photo", R.drawable.p9); item.put("name", "嘻嘻"); item.put("publish", "4分钟前"); item.put("content", "今天真高兴啊!"); data.add(item); item = new HashMap<String, Object>(); item.put("photo", R.drawable.p10); item.put("name", "嘻嘻"); item.put("publish", "1分钟前"); item.put("content", "今天真高兴啊!"); data.add(item); return data; } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.activity_main, menu); return true; } }
strings
<?xml version="1.0"?>
-<resources>
<string name="app_name">ListView03</string>
<string name="hello_world">Hello world!</string>
<string name="menu_settings">Settings</string>
<string name="title_activity_main">新浪微博——随便看看</string>
</resources>
mytitlebar
<?xml version="1.0" encoding="UTF-8"?> -<resources xmlns:android="http://schemas.android.com/apk/res/android"> -<style name="myTitleBg"> <item name="android:background">#FF0000</item> </style> -<style name="myTheme" parent="android:Theme"> <item name="android:windowNoTitle">false</item> <item name="android:windowTitleSize">30dp</item> <item name="android:background">#FF0000</item> <item name="android:windowTitleBackgroundStyle">@style/myTitleBg</item> </style> </resources>