通过TabHost、RadioGroup实现菜单栏分栏

main.xml

<?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"
    >
    <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="2.0dip"
                android:text="@string/main_home"
                android:drawableTop="@drawable/icon_1_n"
                android:id="@+id/radio_button0"
                style="@style/main_tab_bottom"/>
            <RadioButton 
                android:layout_marginTop="2.0dip"
                android:text="@string/main_news"
                android:drawableTop="@drawable/icon_2_n"
                android:id="@+id/radio_button1"
                style="@style/main_tab_bottom"/>
            <RadioButton 
                android:layout_marginTop="2.0dip"
                android:text="@string/main_my_info"
                android:drawableTop="@drawable/icon_3_n"
                android:id="@+id/radio_button2"
                style="@style/main_tab_bottom"/>
            <RadioButton 
                android:layout_marginTop="2.0dip"
                android:text="@string/menu_search"
                android:drawableTop="@drawable/icon_4_n"
                android:id="@+id/radio_button3"
                style="@style/main_tab_bottom"/>
            <RadioButton 
                android:layout_marginTop="2.0dip"
                android:text="@string/more"
                android:drawableTop="@drawable/icon_5_n"
                android:id="@+id/radio_button4"
                style="@style/main_tab_bottom"/>
        </RadioGroup>
    </LinearLayout>
</TabHost>

style.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<style name="main_tab_bottom">
    <item name="android:textSize">@dimen/bottom_tab_font_size</item>
    <item name="android:textColor">#ffffffff</item>
    <item name="android:ellipsize">marquee</item>
    <item name="android:gravity">center_horizontal</item>
    <item name="android:background">@drawable/home_btn_bg</item>
    <item name="android:paddingTop">@dimen/bottom_tab_padding_up</item>
    <item name="android:layout_width">match_parent</item>
    <item name="android:layout_height">wrap_content</item>
    <item name="android:button">@null</item>
    <item name="android:singleLine">true</item>
    <item name="android:drawablePadding">@dimen/bottom_tab_padding_drawable</item>
    <item name="android:layout_weight">1.0</item>
</style>
</resources>

dimens.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
    <dimen name="bottom_tab_padding_drawable">2.0dip</dimen>
    <dimen name="bottom_tab_padding_up">5.0dip</dimen>
    <dimen name="bottom_tab_font_size">10.0dip</dimen>
</resources>

string.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
    <string name="app_name">联系人</string>
    <string name="main_home">首页</string>
    <string name="main_news">信息</string>
    <string name="main_my_info">联系人</string>
    <string name="menu_search">搜索</string>
    <string name="more">更多</string>
</resources>