Android TV 节目列表 选择 （3级） 第3级是动态的加载。
效果图如下：
附件：（第一次发不知道怎么附件加上）
先把代码贴上：
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package com.smartTv.directTv;
import java.util.ArrayList;
import java.util.List;
import com.smartTv.MediaPlayer.TVMediaPlayer;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnFocusChangeListener;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
public class DirectTVActivity extends Activity {
/** Called when the activity is first created. */
private String TAG="DirectTVActivity";
private TVMediaPlayer TvMediaPlayer=null;
/**
* Listview
*/
private ListView TvTypeList;
private ListView TvNameList;
private ListView TvNameMessList;
/**
* 适配器
*/
private ArrayAdapter<String> TvTypeListAdapter;
private ArrayAdapter<String> TvNameListAdapter;
/**
* 列表上要显示的数据
*/
private List<String> data;
private List<String> data2;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.dircettv_main);
TvMediaPlayer=(TVMediaPlayer)findViewById(R.id.mediaPlayer);
/**==========TvTypeList=============================**/
TvTypeList = (ListView) findViewById(R.id.TvChanelList);
data = getData(10);
TvTypeListAdapter = new ArrayAdapter<String>(this,
android.R.layout.simple_list_item_1, data);
TvTypeList.setAdapter(TvTypeListAdapter);
TextView tv = (TextView) findViewById(R.id.empty_view);
TvTypeList.requestFocus();
TvTypeList.setItemsCanFocus(true);
/**==========TvNameList=============================**/
TvNameList = (ListView) findViewById(R.id.TvNameList);
data2 = getData2(21);
TvNameListAdapter = new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1, data2);
TvNameList.setAdapter(TvNameListAdapter);
TvNameList.setItemsCanFocus(true);
/**==========TvNameMessList=============================**/
TvNameMessList = (ListView) findViewById(R.id.TvNameMessList);
TvNameMessList.setAdapter(TvNameListAdapter);
TvNameMessList.setFocusable(false);
TvNameMessList.setItemsCanFocus(false);
/*+++++++++++++++++++++++当类型被浏览监听处理+++++++++++++++++++++++*/
TvTypeList.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> arg0, View arg1,
int arg2, long arg3) {
// TODO Auto-generated method stub
Toast.makeText(DirectTVActivity.this, "++TvTypeList Selected is:"+arg2,Toast.LENGTH_SHORT).show();
}
@Override
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
Toast.makeText(DirectTVActivity.this, "++TvTypeList Selected is:"+arg0,Toast.LENGTH_SHORT).show();
}
});
/*+++++++++++++++++++++++当名字被浏览监听处理+++++++++++++++++++++++*/
TvNameList.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> arg0, View arg1,
int arg2, long arg3) {
// TODO Auto-generated method stub
Toast.makeText(DirectTVActivity.this, "++TvNameList Selected is:"+arg2,Toast.LENGTH_SHORT).show();
}
@Override
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
Toast.makeText(DirectTVActivity.this, "++TvNameList Selected is:"+arg0,Toast.LENGTH_SHORT).show();
}
});
/**====================用户浏览电视类型=========================*/
TvTypeList.setOnFocusChangeListener(new OnFocusChangeListener() {
@Override
public void onFocusChange(View v, boolean hasFocus) {
// TODO Auto-generated method stub
if(hasFocus){
TvNameMessList.setVisibility(View.INVISIBLE);
Log.e(TAG,"has focus================");
Toast.makeText(DirectTVActivity.this, "++TvTypeList++====has focus",Toast.LENGTH_SHORT).show();
findViewById(R.id.TVname_mess_layout).setAlpha(0);
}else{
TvNameMessList.setVisibility(View.VISIBLE);
Toast.makeText(DirectTVActivity.this, "++TvNameList++====No focus",Toast.LENGTH_SHORT).show();
findViewById(R.id.TVname`代码块`_mess_layout).setAlpha(200);
}
}
});
/**====================用户确认选择选台=========================*/
TvNameList.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
// TODO Auto-generated method stub
Log.d(TAG,arg0+"======"+arg1+""+arg2+ ""+arg3);
TvNameMessList.setVisibility(View.VISIBLE);
Toast.makeText(DirectTVActivity.this, "++TvNameList Selected is: ++"+arg2,Toast.LENGTH_SHORT).show();
}
});
//TvTypeList.setOnItemClickListener(new OnItemClickListener() {
//@Override
//public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
//long arg3) {
//// TODO Auto-generated method stub
//Log.d(TAG,arg0+"======"+arg1+""+arg2+ ""+arg3);
//TvNameMessList.setVisibility(View.INVISIBLE);
//Toast.makeText(DirectTVActivity.this, "++TvTypeList++===="+arg2,Toast.LENGTH_SHORT).show();
//
//}
//});
}
/**
*
*
*/
public List<String> getData(int i) {
List<String> data = new ArrayList<String>();
for (int j = 0; j < i; j++) {
data.add("This is CNTV:" + (j + 1));
}
return data;
}
/**
*
*
*/
public List<String> getData2(int i) {
List<String> data = new ArrayList<String>();
for (int j = 0; j < i; j++) {
data.add("This is test data:" + (j + 1));
}
return data;
}
}// DirectTVActivity is over here!
布局文件：
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<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:start="http://schemas.android.com/apk/res/com.smartTv.directTv"
android:id="@+id/rl"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<com.smartTv.MediaPlayer.TVMediaPlayer
android:id="@+id/mediaPlayer"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:focusable="false"
android:gravity="bottom"/>
<!-- SelectLayout 包含了LeftLayout和RightLayout-->
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:padding="50dp"
android:id="@+id/SelectLayout"
android:orientation="horizontal"
android:gravity="center"
>
<!-- LeftLayout 包含可以选择的2级列表结构TVchanel & TVname-->
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_weight="3"
android:paddingLeft="10dp"
android:id="@+id/LeftLayout"
android:focusable="false"
>
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:id="@+id/TVchanel"
android:background="@drawable/white_border"
android:layout_weight="3">
<TextView
android:id="@+id/hello_tv"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:textSize="27sp"
android:gravity="center"
android:background="#aa003300"
android:text="MuMu_Player" />
<ListView
android:id="@+id/TvChanelList"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="#aa336699"
android:focusable="true"
android:divider=""
android:layout_below="@id/hello_tv" >
</ListView>
<TextView
android:id="@+id/empty_view"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@id/TvChanelList"
android:gravity="center_vertical|center_horizontal"
android:text="没有更多的选择" />
</RelativeLayout>
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_weight="2"
android:paddingLeft="15dp"
android:id="@+id/TVname"
android:background="#aa336699"
>
<ListView
android:id="@+id/TvNameList"
android:background="@drawable/white_border"
android:layout_width="fill_parent"
android:layout_height="wrap_content" >
</ListView>
</RelativeLayout>
</LinearLayout>
<!-- RightLayout 包含可以选择的2级列表结构TVchanel & TVname-->
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_weight="2"
android:id="@+id/RightLayout"
>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_weight="2"
android:paddingLeft="15dp"
android:id="@+id/TVname_mess_layout"
android:background="#AA66CC66"
>
<ListView
android:id="@+id/TvNameMessList"
android:background="@drawable/white_border"
android:focusable="false"
android:layout_width="fill_parent"
android:layout_height="wrap_content" >
</ListView>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:padding="20dp"
android:id="@+id/TVAdd"
android:layout_weight="2"
>
<TextView
android:id="@+id/h_6"
android:textColor="#FFaa0033"
android:textSize="25sp"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:text="带你走入随心所欲的影音世界">
</TextView>
</LinearLayout>
</LinearLayout>
</LinearLayout>
</FrameLayout>
