package com.app;import android.app.AlertDialog;
import android.app.TabActivity;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.View;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.TabHost;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.TabWidget;/*** Tab导航*/
//public class Tabs extends TabActivity implements View.OnClickListener{
public class Tabs extends TabActivity{public static TabHost mTabHost;public static TabHost getmTabHost() {return mTabHost;}private RadioGroup main_radio;private RadioButton tab_icon_weixin, tab_icon_address, tab_icon_find,tab_icon_myself;/** Called when the activity is first created. */@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.tabs);mTabHost = getTabHost();final TabWidget tabWidget = mTabHost.getTabWidget();tabWidget.setStripEnabled(false);// 圆角边线不启用//添加n个tab选项卡，定义他们的tab名，指示名，目标屏对应的类mTabHost.addTab(mTabHost.newTabSpec("TAG1").setIndicator("0").setContent(new Intent(this, WeixinActivity.class)));mTabHost.addTab(mTabHost.newTabSpec("TAG2").setIndicator("1").setContent(new Intent(this, AddressActivity.class)));mTabHost.addTab(mTabHost.newTabSpec("TAG3").setIndicator("2").setContent(new Intent(this, FindActivity.class)));mTabHost.addTab(mTabHost.newTabSpec("TAG4").setIndicator("3").setContent(new Intent(this, MyselfActivity.class)));// 视觉上,用单选按钮替代TabWidgetmain_radio = (RadioGroup) findViewById(R.id.main_radio);tab_icon_weixin = (RadioButton) findViewById(R.id.tab_icon_weixin);tab_icon_address = (RadioButton) findViewById(R.id.tab_icon_address);tab_icon_find = (RadioButton) findViewById(R.id.tab_icon_find);tab_icon_myself = (RadioButton) findViewById(R.id.tab_icon_myself);main_radio.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {@Overridepublic void onCheckedChanged(RadioGroup group, int id) {if (id == tab_icon_weixin.getId()) {mTabHost.setCurrentTab(0);} else if (id == tab_icon_address.getId()) {mTabHost.setCurrentTab(1);} else if (id == tab_icon_find.getId()) {mTabHost.setCurrentTab(2);} else if (id == tab_icon_myself.getId()) {mTabHost.setCurrentTab(3);}}});// 设置当前显示哪一个标签mTabHost.setCurrentTab(0);// 遍历tabWidget每个标签，设置背景图片 无for (int i = 0; i < tabWidget.getChildCount(); i++) {View vv = tabWidget.getChildAt(i);vv.getLayoutParams().height = 45;// vv.getLayoutParams().width = 65;vv.setBackgroundDrawable(null);}
//      findViewById(R.id.tab_icon_brand).setOnClickListener(this);}
}

效果图