Android之TabHost组件美化

先看效果图：

                  

1.main.xml文件代码：

<?xml version="1.0" encoding="utf-8"?>
 <TabHost xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@android:id/tabhost"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
     android:background="@drawable/mnv"
     >
     <LinearLayout
         android:orientation="vertical"
         android:layout_width="fill_parent"
         android:layout_height="fill_parent">
         <FrameLayout 
             android:id="@android:id/tabcontent"
             android:layout_width="fill_parent"
             android:layout_height="0.0dip"
             android:layout_weight="1.0"/>
         <TabWidget 
             android:id="@android:id/tabs"
             android:layout_width="fill_parent"
             android:layout_height="wrap_content"
             android:layout_weight="0.0"
             android:visibility="gone"/>
         <RadioGroup
             android:id="@+id/main_tab"
             android:background="@drawable/maintab_toolbar_bg"
             android:orientation="horizontal"
             android:layout_width="fill_parent"
             android:layout_height="wrap_content"
             android:gravity="center_vertical"
             android:layout_gravity="bottom">
             <RadioButton 
                 android:layout_marginTop="0.5dip"
                 android:text="@string/main_home"
                 android:drawableTop="@drawable/icon_0_n"
                 android:id="@+id/radio_button0"
                 style="@style/main_tab_bottom"/>
             <RadioButton 
                 android:layout_marginTop="0.5dip"
                 android:text="@string/main_news"
                 android:drawableTop="@drawable/icon_1"
                 android:id="@+id/radio_button1"
                 style="@style/main_tab_bottom"/>
             <RadioButton 
                 android:layout_marginTop="0.5dip"
                 android:text="@string/main_shou_cang"
                 android:drawableTop="@drawable/icon_3_n"
                 android:id="@+id/radio_button2"
                 style="@style/main_tab_bottom"/>
             <RadioButton 
                 android:layout_marginTop="1.0dip"
                 android:text="@string/main_my_info"
                 android:drawableTop="@drawable/icon_4_n"
                 android:id="@+id/radio_button3"
                 style="@style/main_tab_bottom"/>
             <RadioButton 
                 android:layout_marginTop="0.5dip"
                 android:text="@string/more"
                 android:drawableTop="@drawable/icon_5_n"
                 android:id="@+id/radio_button4"
                 style="@style/main_tab_bottom"/>
         </RadioGroup>
     </LinearLayout>
 </TabHost>

2.MainTabActivity.java代码：

package com.jun.activity;
 import android.app.TabActivity;
 import android.content.Intent;
 import android.os.Bundle;
 import android.view.Window;
 import android.widget.RadioGroup;
 import android.widget.TabHost;
 import android.widget.RadioGroup.OnCheckedChangeListener;
 import android.widget.Toast;
 public class MainTabActivity extends TabActivity implements OnCheckedChangeListener{
     private RadioGroup mainTab;
     private TabHost tabhost;
     private Intent iHome;
     private Intent iNews;
     private Intent iInfo;
     private Intent iSearch;
     private Intent iMore;
     
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         requestWindowFeature(Window.FEATURE_NO_TITLE);
         setContentView(R.layout.main);
         mainTab=(RadioGroup)findViewById(R.id.main_tab);
         mainTab.setOnCheckedChangeListener(this);
         tabhost = getTabHost();
 //        在此进行Intent的初始化,设置Intent将传进那个Activity
 //        iHome = new Intent(this, HomeActivity.class);
 //        tabhost.addTab(tabhost.newTabSpec("iHome")
 //                .setIndicator(getResources().getString(R.string.main_home), getResources().getDrawable(R.drawable.icon_1_n))
 //                .setContent(iHome));
 //        
 //        iNews = new Intent(this, NewsActivity.class);
 //        tabhost.addTab(tabhost.newTabSpec("iNews")
 //                .setIndicator(getResources().getString(R.string.main_news), getResources().getDrawable(R.drawable.icon_2_n))
 //                .setContent(iNews));
 //        
 //        iInfo = new Intent(this, MyInfoActivity.class);
 //        tabhost.addTab(tabhost.newTabSpec("iInfo")
 //                .setIndicator(getResources().getString(R.string.main_my_info), getResources().getDrawable(R.drawable.icon_3_n))
 //                .setContent(iInfo));
 //        
 //        iSearch = new Intent(this,SearchActivity.class);
 //        tabhost.addTab(tabhost.newTabSpec("iSearch")
 //                .setIndicator(getResources().getString(R.string.menu_search), getResources().getDrawable(R.drawable.icon_4_n))
 //                .setContent(iSearch));
 //        
 //        iMore = new Intent(this, MoreActivity.class);
 //         tabhost.addTab(tabhost.newTabSpec("iMore")
 //                    .setIndicator(getResources().getString(R.string.more), getResources().getDrawable(R.drawable.icon_5_n))
 //                    .setContent(iMore));
     }
    

     @Override
     public void onCheckedChanged(RadioGroup group, int checkedId) {
         switch(checkedId){
         case R.id.radio_button0:
             Toast.makeText(MainTabActivity.this,"button0",Toast.LENGTH_SHORT).show();
             break;
         case R.id.radio_button1:
             Toast.makeText(MainTabActivity.this,"button1",Toast.LENGTH_SHORT).show();
             break;
         case R.id.radio_button2:
             Toast.makeText(MainTabActivity.this,"button2",Toast.LENGTH_SHORT).show();
             break;
         case R.id.radio_button3:
             Toast.makeText(MainTabActivity.this,"button3",Toast.LENGTH_SHORT).show();
             break;
         case R.id.radio_button4:
             Toast.makeText(MainTabActivity.this,"button4",Toast.LENGTH_SHORT).show();
             break;
         }
     }
 }

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