[Android]--RadioGroup+RadioButton实现底部导航栏

RadioGroup+RadioButton组合方式打造简单实用的底部导航栏

代码块：

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

    <RelativeLayout

    xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context=".MainActivity">

    <FrameLayout

        android:id="@+id/fl_content"

        android:layout_width="match_parent"

        android:layout_height="match_parent"

        android:layout_above="@id/rg_content">

    </FrameLayout>

    <RadioGroup

        android:paddingTop="@dimen/dp_10"

        android:id="@+id/rg_content"

        android:layout_width="match_parent"

        android:layout_height="@dimen/dp_60"

        android:layout_alignParentBottom="true"

        android:background="@color/white"

        android:orientation="horizontal">

        <RadioButton

            android:textColor="@drawable/tv_color_selected"

            android:textSize="@dimen/dp_12"

            android:text="首页"

            android:button="@null"

            android:gravity="center_horizontal"

            android:drawableTop="@drawable/ic_home_selected"

            android:id="@+id/rb_home"

            android:layout_width="match_parent"

            android:layout_height="match_parent"

            android:layout_weight="1"/>

        <RadioButton

            android:gravity="center_horizontal"

            android:textColor="@drawable/tv_color_selected"

            android:textSize="@dimen/dp_12"

            android:text="产品"

            android:button="@null"

            android:drawableTop="@drawable/ic_loan_selected"

            android:id="@+id/rb_money"

            android:layout_width="match_parent"

            android:layout_height="match_parent"

            android:layout_weight="1"/>

        <RadioButton

            android:gravity="center_horizontal"

            android:textColor="@drawable/tv_color_selected"

            android:textSize="@dimen/dp_12"

            android:text="个人"

            android:button="@null"

            android:drawableTop="@drawable/ic_me_selected"

            android:id="@+id/rb_mine"

            android:layout_width="match_parent"

            android:layout_height="match_parent"

            android:layout_weight="1"/>

    </RadioGroup>

    <View

        android:layout_width="match_parent"

        android:layout_height="1dp"

        android:layout_above="@+id/rg_content"

        android:layout_alignParentBottom="true"

        android:layout_marginBottom="@dimen/dp_60"

        android:background="@color/line_background"></View>

</RelativeLayout>

效果图片：