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Tab组件和其他组件结合使用(含ListView)

2012-10-13 15:43 375 查看
完成如下列各图的效果:







首先先对这个页面进行布局,在主要的xml(activity_tab_list_view.xml)中代码如下:

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent" >

<ImageView
android:id="@+id/image"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/star2"/>
<TextView
android:id="@+id/text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/hello_world"
android:textSize="50dip"
android:layout_centerVertical="true"
android:layout_centerHorizontal="true"/>

</RelativeLayout>


在添加两个与ListView有关的xml文件分别命名,

在activity_tab01.xml编写的代码是:

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="horizontal"
android:background="#FFFFFF">
<ListView
android:id="@+id/listView"
android:layout_width="fill_parent"
android:layout_height="fill_parent"></ListView>
</RelativeLayout>


在tab01_item.xml中编写的代码是:

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="horizontal" >

<!-- 左边图片部分 -->

<ImageView
android:id="@+id/photo"
android:layout_width="48dp"
android:layout_height="48dp" />
<!-- 右边布局 -->

<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical" >

<!-- 右上方 -->

<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal" >

<!-- 用户名 -->

<TextView
android:id="@+id/name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="#000000"/>
<!-- 发布时间 -->

<TextView
android:id="@+id/time"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="right"
android:textColor="#000000"/>
</LinearLayout>
<!-- 右下方发布内容 -->

<TextView
android:id="@+id/content"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:textColor="#000000"/>
</LinearLayout>

</LinearLayout>


在主要的Activity(TabListViewActivity.java)中编写的代码如下:

package com.bzu.tablistview.activity;

import com.bzu.tablistview.activity.R;

import android.os.Bundle;
import android.app.Activity;
import android.app.TabActivity;
import android.content.Intent;
import android.content.res.Resources;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.TabHost;
import android.support.v4.app.NavUtils;
//第一步:extends TabActivity
public class TabListViewActivity extends TabActivity{

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// 第二步:获取选项卡组
TabHost tabHost = getTabHost();
// 第三步:引用布局文件
LayoutInflater inflater = LayoutInflater.from(this);
inflater.inflate(R.layout.activity_tab_list_view,
tabHost.getTabContentView());
// 第四步:创建对象
Resources r = getResources();
Intent intent=new Intent();
intent.setClass(this, Tab01Activity.class);
TabHost.TabSpec tab01 = tabHost.newTabSpec("tab01")
.setIndicator("", r.getDrawable(R.drawable.star01))
.setContent(intent);
TabHost.TabSpec tab02 = tabHost.newTabSpec("tab02")
.setIndicator("", r.getDrawable(R.drawable.star02))
.setContent(R.id.image);
TabHost.TabSpec tab03 = tabHost.newTabSpec("tab03")
.setIndicator("", r.getDrawable(R.drawable.star03))
.setContent(R.id.text);
// 第五步:把创建好的对象放入tabHost中
tabHost.addTab(tab01);
tabHost.addTab(tab02);
tabHost.addTab(tab03);
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.activity_tab_list_view, menu);
return true;
}

}


再添加一个Activity(Tab01Activity.java)处理ListView显示,代码如下:

package com.bzu.tablistview.activity;

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.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.Toast;
import android.support.v4.app.NavUtils;

public class Tab01Activity extends Activity {
private ListView listView;
private List<Map<String, ?>> data;

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_tab01);
listView = (ListView) this.findViewById(R.id.listView);
data = getData();
SimpleAdapter adapter = new SimpleAdapter(this, data,
R.layout.tab01_item, new String[] { "photo", "name", "time",
"content" }, new int[] { R.id.photo, R.id.name,
R.id.time, R.id.content });
listView.setAdapter(adapter);
//点击事件
listView.setOnItemClickListener(new ListViewHandle());
}
/*
* 处理点击事件的方法
*/
private class ListViewHandle implements OnItemClickListener{

public void onItemClick(AdapterView<?> adapter, View view, int position,
long id) {
Map<String, ?> item=data.get(position);
Toast.makeText(getApplicationContext(),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", "仰望星空");
item.put("time", "1分钟前");
item.put("content", "好看!");
data.add(item);
item = new HashMap<String, Object>();
item.put("photo", R.drawable.p2);
item.put("name", "星星");
item.put("time", "5分钟前");
item.put("content", "今天真高兴!");
data.add(item);
item = new HashMap<String, Object>();
item.put("photo", R.drawable.p3);
item.put("name", "星空");
item.put("time", "6分钟前");
item.put("content", "电影好看!");
data.add(item);
item = new HashMap<String, Object>();
item.put("photo", R.drawable.p4);
item.put("name", "仰望");
item.put("time", "17分钟前");
item.put("content", "今天真高兴!");
data.add(item);
item = new HashMap<String, Object>();
item.put("photo", R.drawable.p5);
item.put("name", "仰望星空001");
item.put("time", "18分钟前");
item.put("content", "电影好看!");
data.add(item);
item = new HashMap<String, Object>();
item.put("photo", R.drawable.p6);
item.put("name", "仰望星空002");
item.put("time", "19分钟前");
item.put("content", "好漂亮!");
data.add(item);
item = new HashMap<String, Object>();
item.put("photo", R.drawable.p7);
item.put("name", "仰望大海");
item.put("time", "22分钟前");
item.put("content", "电视剧好看!");
data.add(item);
item = new HashMap<String, Object>();
item.put("photo", R.drawable.p8);
item.put("name", "够黯然才自然");
item.put("time", "24分钟前");
item.put("content", "章节好看!");
data.add(item);
item = new HashMap<String, Object>();
item.put("photo", R.drawable.p9);
item.put("name", "仰望星空006");
item.put("time", "26分钟前");
item.put("content", "你好看!");
data.add(item);
item = new HashMap<String, Object>();
item.put("photo", R.drawable.p10);
item.put("name", "仰望星空009");
item.put("time", "29分钟前");
item.put("content", "企鹅好看!");
data.add(item);
return data;
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.activity_tab01, menu);
return true;
}

}
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