RadioGroup 小例子

效果图：

代码：

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent"
    android:layout_height="match_parent">

    <FrameLayout
        android:layout_width="match_parent" android:layout_height="match_parent"
        android:layout_above="@+id/navigationBar" android:layout_marginBottom="-12dp">

        <FrameLayout
            android:layout_width="match_parent" android:layout_height="match_parent"
            android:id="@+id/fragment_recommend" />

        <FrameLayout
            android:layout_width="match_parent" android:layout_height="match_parent"
            android:id="@+id/fragment_find_lesson" />

        <FrameLayout
            android:layout_width="match_parent" android:layout_height="match_parent"
            android:id="@+id/fragment_offline_learning" />

        <FrameLayout
            android:layout_width="match_parent" android:layout_height="match_parent"
            android:id="@+id/fragment_personal_center" />
    </FrameLayout>

    <RadioGroup
        android:id="@+id/navigationBar" android:orientation="horizontal" android:layout_width="match_parent"
        android:layout_height="65dp" android:background="@drawable/home_navigation_bg"
        android:layout_alignParentBottom="true">

        <RadioButton
            style="@style/Home_NavigationBar" android:checked="true" android:text="@string/recommend"
            android:id="@+id/btn_recommend" android:drawableTop="@drawable/recommend_btn_press" />

        <RadioButton
            style="@style/Home_NavigationBar" android:text="@string/find_lesson" android:id="@+id/btn_findcourse"
            android:drawableTop="@drawable/findcourse_btn_press" />

        <ImageButton
            android:id="@+id/home_play_btn" android:layout_width="wrap_content" android:layout_height="wrap_content"
            android:src="@drawable/home_play" android:background="@null" android:layout_gravity="center" />

        <RadioButton
            style="@style/Home_NavigationBar" android:text="@string/offline_learning"
            android:id="@+id/btn_offlinelearning" android:drawableTop="@drawable/offline_btn_press" />

        <RadioButton
            style="@style/Home_NavigationBar" android:text="@string/mine" android:id="@+id/btn_personcenter"
            android:drawableTop="@drawable/me_btn_press" />
    </RadioGroup>

</RelativeLayout>
style.xml:

<style name="Home_NavigationBar">
    <item name="android:layout_height">wrap_content</item>
    <item name="android:layout_width">0dp</item>
    <item name="android:layout_weight">1</item>
    <item name="android:singleLine">true</item>
    <item name="android:button">@null</item>
    <item name="android:background">@color/transparent</item>
    <item name="android:gravity">center</item>
    <item name="android:layout_gravity">bottom</item>
    <item name="android:textColor">@drawable/home_button_text_color_selector</item>
    <item name="android:textSize">@dimen/textsize_26px</item>
    <item name="android:drawablePadding">2dp</item>
</style>

@drawable/home_button_text_color_selector.xml

<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:state_selected="true" android:color="@color/black"/>
    <item android:state_selected="false" android:color="#888888"/>
</selector>

效果图：

代码：

<LinearLayout
    android:id="@+id/video_audio_title" android:layout_width="match_parent"
    android:layout_height="wrap_content" android:background="@color/video_audio_title_bg"
    android:orientation="vertical">

    <RadioGroup
        android:id="@+id/download_title" android:layout_width="match_parent"
        android:layout_height="@dimen/offline_downloaded_bg_height"
        android:background="@color/offline_downloaded_title_bg" android:gravity="center_vertical"
        android:orientation="horizontal">

        <RadioButton
            android:id="@+id/download_audio_title" android:layout_width="0dp" android:layout_height="wrap_content"
            android:layout_weight="1" android:button="@null"
            android:drawableLeft="@drawable/offline_downloaded_audio_img"
            android:drawablePadding="@dimen/offline_downloaded_title_pic"
            android:paddingLeft="@dimen/offline_downloaded_title_left"
            android:text="@string/audio" android:textColor="@color/frag_download_video_tab_txtclr"
            android:textSize="@dimen/offline_downloaded_title_text"/>

        <RadioButton
            android:id="@+id/download_video_title" android:layout_width="0dp" android:layout_height="wrap_content"
            android:layout_weight="1"
            android:button="@null" android:checked="true"
            android:drawableLeft="@drawable/offline_downloaded_video_img"
            android:drawablePadding="@dimen/offline_downloaded_title_pic"
            android:paddingLeft="@dimen/offline_downloaded_title_left"
            android:text="@string/video" android:textColor="@color/frag_download_video_tab_txtclr"
            android:textSize="@dimen/offline_downloaded_title_text"/>
    </RadioGroup>

    <ImageView
        android:id="@+id/cursor" android:layout_width="@dimen/offline_downloaded_cursor_height"
        android:layout_height="@dimen/offline_downloaded_cursor_height"
        android:background="@color/offline_downloaded_cursor_color"/>
</LinearLayout>