2020-2-28 1.增加小类是3的音乐播放器支持

JLChen

2020-02-28 52f8575a2fa0590c28b5d784399c51a8af2f790a

 app/src/main/res/layout/activity_main.xml

@@ -25,6 +25,16 @@
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="搜索家居设备" />
            <Button
                android:id="@+id/btn_getlocal"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="加载本地设备" />
            <Button
                android:id="@+id/btn_getlocal_add"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="添加数据" />

            <Button
                android:id="@+id/btn_get_all"