package com.example.test13_tabhost;import android.app.Activity;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.widget.TabHost;import android.widget.TabHost.TabSpec;import android.widget.TextView;public class MainActivity extends Activity {private TabHost tabhost;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);tabhost = (TabHost) findViewById(R.id.tabhost);tabhost.setup();//找到TabWidget和FraeLayout//添加标签页TabSpec tab1 = tabhost.newTabSpec("tab1");// //指定标签// tab1.setIndicator("精选",getResources().getDrawable(R.drawable.a));//指定标签页的内容tab1.setIndicator(createView("精选"));tab1.setContent(R.id.line1);tabhost.addTab(tab1);TabSpec tab2 = tabhost.newTabSpec("tab2");// tab2.setIndicator("第二页",getResources().getDrawable(R.drawable.a));tab2.setIndicator(createView("第二页"));tab2.setContent(R.id.line2);tabhost.addTab(tab2);TabSpec tab3 = tabhost.newTabSpec("tab3");// tab3.setIndicator("第三页",getResources().getDrawable(R.drawable.a));tab3.setIndicator(createView("第三页"));tab3.setContent(R.id.line3);tabhost.addTab(tab3);}private View createView(String text){View view = View.inflate(this, R.layout.tab, null);TextView tv_title = (TextView) view.findViewById(R.id.tv_title);tv_title.setText(text);return view;}  android:drawable="@drawable/o">android:id="@+id/tabhost"android:layout_width="match_parent"android:layout_height="match_parent" >android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical" >android:id="@android:id/tabs"android:layout_width="match_parent"android:id="@android:id/tacontent"android:layout_width="match_parent"android:layout_height="0dp"android:layout_weight="1" android:id="@+id/line1"android:layout_width="match_parent"android:layout_height="match_parent" >android:layout_width="match_parent"android:layout_height="match_parent"android:gravity="center"android:text="精选"android:textSize="30sp" />android:id="@+id/line2"android:layout_width="match_parent"android:layout_height="match_parent" >android:layout_width="match_parent"android:layout_height="match_parent"android:gravity="center"android:text="第二页"android:textSize="30sp"/>android:id="@+id/line3"android:layout_width="match_parent"android:layout_height="match_parent" >android:layout_width="match_parent"android:layout_height="match_parent"android:gravity="center"android:text="第三页"android:textSize="30sp"/>android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical"android:background="@drawable/bg">android:id="@+id/tv_title"android:layout_width="match_parent"android:layout_height="match_parent"android:gravity="center"android:text="首页"android:textColor="@android:color/white"android:textSize="22sp"/>