[iView] modal box Modal

Click the [OK] button to prevent closing the pop-up window

footer-hide = true : hide the default modal bottom, use slot to insert custom bottom button

<Modal title="标题" v-model="modal" :footer-hide=true>
    <div slot="footer">
        <Button type="ghost">取消</Button>
        <Button type="primary" @click="confirmFun">确定</Button>
    </div>
</Modal>