ripple

drawable-v21.xml

<?xml version="1.0" encoding="utf-8"?>
<ripple xmlns:android="http://schemas.android.com/apk/res/android"
    android:color="@color/list_ripple">
    <item>
        <shape android:shape="rectangle">
            <solid android:color="@color/list_item_best" />
        </shape>
    </item>
</ripple>

drawable.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:drawable="@color/list_item" android:state_pressed="true"/>
    <item android:drawable="@color/list_item" android:state_focused="true"/>
    <item android:drawable="@color/list_item"/>
</selector>

default state color is transparent

drawable-v21.xml

<?xml version="1.0" encoding="utf-8"?>
<ripple xmlns:android="http://schemas.android.com/apk/res/android"
    android:color="@color/list_ripple">
    <item android:id="@android:id/mask">
        <color android:color="@android:color/white" />
    </item>
</ripple>

-----------

listview

<ListView
    android:id="@+id/findway_recommendlistview"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:choiceMode="singleChoice"
    android:foreground="@drawable/ripple_list"
    android:visibility="visible" />

other : 

android:foreground="?attr/selectableItemBackground"

image ripple

<?xml version="1.0" encoding="utf-8"?>
<ripple xmlns:android="http://schemas.android.com/apk/res/android"
    android:color="@color/list_ripple">

    <item>
        <selector>
            <item android:state_selected="false"
                android:drawable="@drawable/search_tab_start_off_01" />
            <item android:drawable="@drawable/search_tab_start_off_01" />
        </selector>
    </item>
    <!--<item>-->
        <!--<ripple android:color="@color/color_2d71c2">-->
            <item android:id="@android:id/mask">
                <color android:color="@color/button_ripple_" />
            </item>
        <!--</ripple>-->
    <!--</item>-->
</ripple>