package com.example.text12_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;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
tabhost=(TabHost) findViewById(R.id.tabhost);tabhost.setup()
;//找到Tabwidget和FrameLayout
//添加标签页
TabSpec tab1 = tabhost.newTabSpec("tab1");
//指定标签
//tab1.setIndicator("首页",getResources().getDrawable(R.drawable.i1));//指定标签的内容tab1.setContent(R.id.line1);tabhost.addTab(tab1);
//添加标签页TabSpec tab2 = tabhost.newTabSpec("tab2");
//指定标签tab2.setIndicator("首页",getResources().getDrawable(R.drawable.i2));//指定标签的内容tab2.setContent(R.id.line2);tabhost.addTab(tab2);//添加标签页
TabSpec tab3 = tabhost.newTabSpec("tab3");//指定标签tab3.setIndicator("首页",getResources().getDrawable(R.drawable.i3));//指定标签的内容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.setTag(tv_title);return view;
}
<TabHost
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/tabhost"
>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
>
<TabWidget
android:id="@android:id/tabs"
android:layout_width="match_parent"
android:layout_height="match_parent"
>
</TabWidget>
<FrameLayout
android:id="@android:id/tabcontent"
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1"
>
<!-- 首页 -->
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/line1"
>
<TextView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="首页"
android:textSize="30sp"
android:gravity="center"
/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/line2"
>
<TextView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="第二页"
android:textSize="30sp"
android:gravity="center"
/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/line3"
>
<TextView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="第三页"
android:textSize="30sp"
android:gravity="center"
/>
</LinearLayout>
</FrameLayout>
</LinearLayout>
</TabHost>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:background="@drawable/bg" >
<TextView
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"
/>
</LinearLayout>
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