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gpg::ScorePage::ScorePageToken
#include <score_page.h>
一种几乎不透明的数据结构,表示对 ScorePage 的查询(或为空)。
摘要
ScorePageToken 用于各种排行榜函数,可让您翻页浏览分数页面。此函数创建的令牌始终从请求的范围的开头开始。客户端可以从排行榜获取令牌,在这种情况下,令牌表示对该查询的初始结果页的查询;也可以从之前获取的 ScorePage 获取令牌,在这种情况下,令牌表示该查询的接续(分页)。
公共函数
ScorePageToken
ScorePageToken()
ScorePageToken
ScorePageToken(
std::shared_ptr< const ScorePageTokenImpl > impl
)
ScorePageToken
ScorePageToken(
const ScorePageToken & copy_from
)
复制构造函数,用于将现有评分页面令牌复制到新令牌。
ScorePageToken
ScorePageToken(
ScorePageToken && move_from
)
用于将现有评分页面令牌移至新令牌的构造函数。
r-value-reference 版本。
有效
bool Valid() const
如果返回的评分页令牌已填充数据且响应状态为成功,则返回 true;如果用户创建的令牌未填充数据,或者已填充数据但响应状态为失败,则返回 false。
此令牌上的 getter 函数(LeaderboardId、Start 等)必须为 true 才能使用。
operator=
ScorePageToken & operator=(
const ScorePageToken & copy_from
)
用于从另一个评分页面令牌为此评分页面令牌分配值的赋值运算符。
operator=
ScorePageToken & operator=(
ScorePageToken && move_from
)
用于从另一个评分页面令牌为此评分页面令牌分配值的赋值运算符。
r-value-reference 版本。
~ScorePageToken
~ScorePageToken()
本页面上的内容和代码示例受内容许可部分所述许可的限制。Java 和 OpenJDK 是 Oracle 和/或其关联公司的注册商标。
最后更新时间 (UTC):2025-08-22。
[null,null,["最后更新时间 (UTC):2025-08-22。"],[],[],null,["# gpg::ScorePage::ScorePageToken Class Reference\n\ngpg::ScorePage::ScorePageToken\n==============================\n\n`#include \u003cscore_page.h\u003e`\n\nA data structure that is a nearly-opaque type representing a query for a [ScorePage](/games/services/cpp/api/class/gpg/score-page#classgpg_1_1_score_page) (or is empty).\n\nSummary\n-------\n\n[ScorePageToken](/games/services/cpp/api/class/gpg/score-page/score-page-token#classgpg_1_1_score_page_1_1_score_page_token) is used in various [Leaderboard](/games/services/cpp/api/class/gpg/leaderboard#classgpg_1_1_leaderboard) functions that allow paging through pages of scores. Tokens created by this function will always start at the beginning of the requested range. The client may obtain a token either from a [Leaderboard](/games/services/cpp/api/class/gpg/leaderboard#classgpg_1_1_leaderboard), in which case it represents a query for the initial page of results for that query, or from a previously-obtained [ScorePage](/games/services/cpp/api/class/gpg/score-page#classgpg_1_1_score_page), in which case it represents a continuation (paging) of that query.\n\n| ### Constructors and Destructors ||\n|---|---|\n| [ScorePageToken](#classgpg_1_1_score_page_1_1_score_page_token_1a74fb3ae88facbb172bfae12c53ea20e1)`()` ||\n| [ScorePageToken](#classgpg_1_1_score_page_1_1_score_page_token_1acbe9a55e21e5dc253a83b25c035efd34)`(std::shared_ptr\u003c const `[ScorePageTokenImpl](/games/services/cpp/api/class/gpg/score-page/score-page-token#classgpg_1_1_score_page_1_1_score_page_token_1af3d660a323938fb5353f1b487408af42)` \u003e impl)` Explicit constructor. ||\n| [ScorePageToken](#classgpg_1_1_score_page_1_1_score_page_token_1a135117027fcbb9a79c55ecc1db07951a)`(const `[ScorePageToken](/games/services/cpp/api/class/gpg/score-page/score-page-token#classgpg_1_1_score_page_1_1_score_page_token)` & copy_from)` Copy constructor for copying an existing score page token into a new one. ||\n| [ScorePageToken](#classgpg_1_1_score_page_1_1_score_page_token_1af05f1f5538759a71b186d3efa18585c9)`(`[ScorePageToken](/games/services/cpp/api/class/gpg/score-page/score-page-token#classgpg_1_1_score_page_1_1_score_page_token)` && move_from)` Constructor for moving an existing score page token into a new one. ||\n| [~ScorePageToken](#classgpg_1_1_score_page_1_1_score_page_token_1abb34feaceca114b53ee5de8fa8c4b339)`()` ||\n\n| ### Public functions ||\n|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [Valid](#classgpg_1_1_score_page_1_1_score_page_token_1af7b57edc2a429597e2daa1ac1ffe2af0)`() const ` | `bool` Returns true when the returned score page token is populated with data and is accompanied by a successful response status; false for an unpopulated user-created token or for a populated one accompanied by an unsuccessful response status. |\n| [operator=](#classgpg_1_1_score_page_1_1_score_page_token_1a1c8986654d34fa9b45e5bfa78c82d0de)`(const `[ScorePageToken](/games/services/cpp/api/class/gpg/score-page/score-page-token#classgpg_1_1_score_page_1_1_score_page_token)` & copy_from)` | [ScorePageToken](/games/services/cpp/api/class/gpg/score-page/score-page-token#classgpg_1_1_score_page_1_1_score_page_token)` &` Assignment operator for assigning this score page token's value from another score page token. |\n| [operator=](#classgpg_1_1_score_page_1_1_score_page_token_1a34fee10e97d8ff9a713110c5816206b5)`(`[ScorePageToken](/games/services/cpp/api/class/gpg/score-page/score-page-token#classgpg_1_1_score_page_1_1_score_page_token)` && move_from)` | [ScorePageToken](/games/services/cpp/api/class/gpg/score-page/score-page-token#classgpg_1_1_score_page_1_1_score_page_token)` &` Assignment operator for assigning this score page token's value from another score page token. |\n\nPublic functions\n----------------\n\n### ScorePageToken\n\n```c++\n ScorePageToken()\n``` \n\n### ScorePageToken\n\n```c++\n ScorePageToken(\n std::shared_ptr\u003c const ScorePageTokenImpl \u003e impl\n)\n``` \nExplicit constructor. \n\n### ScorePageToken\n\n```c++\n ScorePageToken(\n const ScorePageToken & copy_from\n)\n``` \nCopy constructor for copying an existing score page token into a new one. \n\n### ScorePageToken\n\n```c++\n ScorePageToken(\n ScorePageToken && move_from\n)\n``` \nConstructor for moving an existing score page token into a new one.\n\nr-value-reference version. \n\n### Valid\n\n```c++\nbool Valid() const \n``` \nReturns true when the returned score page token is populated with data and is accompanied by a successful response status; false for an unpopulated user-created token or for a populated one accompanied by an unsuccessful response status.\n\nIt must be true for the getter functions on this token (LeaderboardId, Start, etc.) to be usable. \n\n### operator=\n\n```c++\nScorePageToken & operator=(\n const ScorePageToken & copy_from\n)\n``` \nAssignment operator for assigning this score page token's value from another score page token. \n\n### operator=\n\n```c++\nScorePageToken & operator=(\n ScorePageToken && move_from\n)\n``` \nAssignment operator for assigning this score page token's value from another score page token.\n\nr-value-reference version. \n\n### \\~ScorePageToken\n\n```c++\n ~ScorePageToken()\n```"]]