选中样式：R.drawable.bg_pay_checkbox

<layer-list xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">
    <item
        android:state_checked="false" >
        <shape xmlns:android="http://schemas.android.com/apk/res/android"
            android:shape="rectangle">
            <corners android:radius="1dp" />
            <solid android:color="@color/white"/>
            <stroke
                android:color="#999999"
                android:width="1px" />
            <size android:width="17dp"
                android:height="17dp"
                />
            <padding android:top="4dp"
                android:bottom="4dp"
                android:left="2dp"
                android:right="2dp"/>

        </shape>
    </item>
    <item android:drawable="@drawable/ic_payment_agreement_select"
        android:state_checked="true" />
</layer-list>

CheckBox选择样式

<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:drawable="@drawable/bg_pay_checkbox"
        android:state_checked="true" />
    <item
        android:state_checked="false" >
        <shape xmlns:android="http://schemas.android.com/apk/res/android"
            android:shape="rectangle">
            <corners android:radius="1dp" />
            <solid android:color="@color/white"/>
            <stroke
                android:color="#999999"
                android:width="1px" />
            <size android:width="17dp"
                android:height="17dp"
                />
            <padding android:top="4dp"
                android:bottom="4dp"
                android:left="2dp"
                android:right="2dp"/>
        </shape>
    </item>
</selector>

使用

 <CheckBox
                android:id="@+id/cbAgreementChoose"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:drawableLeft="@drawable/selector_pay_check"
                android:button="@null"
                android:drawablePadding="@dimen/margin_middle"
                android:text="我同意"
                android:textColor="@color/black2"
                android:textSize="@dimen/font_small" />