自定義RadioButton

<RadioGroup         android:id="@+id/emotion_RG"         android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:layout_marginTop="8dp"         android:orientation="horizontal"         android:layout_toRightOf="@+id/pi_users_emotion_status"         android:layout_marginLeft="15.35dp">         <RadioButton             android:id="@+id/pi_emotion_inlove"             android:layout_width="wrap_content"             android:layout_height="61dp"             android:clickable="false"             android:button="@drawable/selectoremotioninlove" />         <RadioButton             android:id="@+id/pi_emotion_open"             android:layout_width="wrap_content"             android:layout_height="61dp"             android:clickable="false"             android:button="@drawable/selectoremotionopen" />         <RadioButton             android:id="@+id/pi_emotion_single"             android:layout_width="wrap_content"             android:layout_height="61dp"             android:clickable="false"             android:button="@drawable/selectoremotionsingle" />         <RadioButton             android:id="@+id/pi_emotion_secrecy"             android:layout_width="wrap_content"             android:layout_height="61dp"             android:clickable="false"             android:button="@drawable/selectoremotionsecrecy" />     </RadioGroup>