使用现有付款方式购买
使用集合让一切井井有条
根据您的偏好保存内容并对其进行分类。
涉及购物的流程应尽可能简单且简短，以最大限度减少驾驶员需要的关注。
请务必遵循购买流程指南。
示例流程
| 用户操作 |
执行操作的位置 |
操作之后的步数 |
| 用户正在使用您的应用，并决定进行购买。 |
着陆页模板（未显示） |
1 |
| 用户从附近或最近预订的精选位置列表中选择一个停车位置。 |
列表模板
|
2 |
| 用户查看停车位置详情并预订停车位；购买在后台进行。 |
窗格模板
|
3 |
| 用户看到确认消息，然后选择 Navigate。 |
消息模板
|
4 |
| 系统会打开一个单独的导航应用，并开始显示路线。 |
切换到导航应用
|
1（新任务） |
如未另行说明，那么本页面中的内容已根据知识共享署名 4.0 许可获得了许可，并且代码示例已根据 Apache 2.0 许可获得了许可。有关详情，请参阅 Google 开发者网站政策。Java 是 Oracle 和/或其关联公司的注册商标。
最后更新时间 (UTC)：2025-07-25。
[null,null,["最后更新时间 (UTC)：2025-07-25。"],[[["\u003cp\u003eIn-car purchase flows should be straightforward and require minimal driver attention, ideally concluding within 3 steps inside the app.\u003c/p\u003e\n"],["\u003cp\u003eApps should streamline the purchase process by offering curated parking location lists, background purchase handling, and clear confirmation messages.\u003c/p\u003e\n"],["\u003cp\u003eUpon purchase confirmation, initiate navigation using a seamless transition to a dedicated navigation app, ensuring a clear task separation for the driver.\u003c/p\u003e\n"]]],[],null,["# Purchase using existing payment method\n\n\u003cbr /\u003e\n\nFlows that involve purchases should be as simple and short as possible, to\nminimize attention needed from drivers.\n\nBe sure to follow the\n[guidelines for purchase flows](/cars/design/create-apps/ux-requirements/templated-apps#purchase).\n\nSample flow\n-----------\n\n| User action | Where action is performed | Step count after action |\n|------------------------------------------------------------------------------------------------------------|------------------------------|-------------------------|\n| The user is using your app. They decide to make a purchase. | Landing template (not shown) | 1 |\n| The user selects a parking location from a curated list of nearby or recently booked locations. | List template | 2 |\n| The user views parking location details and reserves the spot; the purchase takes place in the background. | Pane template | 3 |\n| The user sees confirmation and selects **Navigate**. | Message template | 4 |\n| A separate navigation app opens and routing begins. | Switch to navigation app | 1 (new task) |"]]
