Android-Layer list

Posted 2020-12-25

?????????xmlns   href   oid   red   hit   holo   draw   ??????   and   

android-Layer list

??????layer-list ??????????????? drawable ????????????????????????????????????

1.?????????????????? layer-list ??? selector ?????????????????????

?????????????????????????????????????????????????????????????????????????????????????????????????????? android:bottom ???????????????????????????????????????????????? ????????????????????? Margin ???????????????

?????????

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

    <item android:state_checked="true">
        <layer-list>
            <item android:drawable="@android:color/holo_red_dark" />
            <item android:bottom="4dp" android:drawable="@android:color/white" />
        </layer-list>
    </item>


    <item android:state_checked="false">
        <layer-list>
            <item android:drawable="@android:color/holo_red_dark" />
            <item android:bottom="2dp" android:drawable="@android:color/white" />
        </layer-list>
    </item>

</selector>

2. ??????????????????

?????????????????????????????????

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <!-- ???????????? -->
    <item
        android:left="2dp"
        android:top="4dp">
        <shape>
            <solid android:color="@android:color/darker_gray" />
            <corners android:radius="10dp" />
        </shape>
    </item>
    <!-- ???????????? -->
    <item
        android:bottom="4dp"
        android:right="2dp">
        <shape>
            <solid android:color="#FFFFFF" />
            <corners android:radius="10dp" />
        </shape>
    </item>

</layer-list>

????????? ??? Keegan?????? (http://keeganlee.me/post/android/20150909)